Commitments and Contingencies Disclosure [Abstract]
Minimum Lease Payments under Non Cancelable Operating Leases
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]
Accounting Policies [Abstract]
Schedule of Restricted Cash and Cash Equivalents [Table]
Schedule of Restricted Cash and Cash Equivalents [Table]
Range [Axis]
Range [Axis]
Range [Domain]
Range [Domain]
Maximum
Maximum [Member]
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted Cash and Cash Equivalents Items [Line Items]
Maturity of cash and cash equivalents
Cash And Cash Equivalent Maturity Period
Represents the maximum original maturity period of investments classified as cash and cash equivalents at the date of acquisition.
Schedule of Error Corrections and Prior Period Adjustment Restatement [Table]
Schedule of Error Corrections and Prior Period Adjustment Restatement [Table]
Scenario [Axis]
Scenario [Axis]
Scenario, Unspecified [Domain]
Scenario, Unspecified [Domain]
As Adjusted
Restatement Adjustment [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Cost of revenues
Cost of Revenue
Compensation and Retirement Disclosure [Abstract]
Schedule of Defined Benefit Plans Disclosures [Table]
Schedule of Defined Benefit Plans Disclosures [Table]
Defined Benefit Plans and Other Postretirement Benefit Plans [Axis]
Defined Benefit Plans and Other Postretirement Benefit Plans [Axis]
Defined Benefit Plan and Other Postretirement Benefit Plan [Domain]
Defined Benefit Plan and Other Postretirement Benefit Plan [Domain]
Foreign Pension Plan
Foreign Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Disclosure [Line Items]
Projected benefit obligation at end of year
Defined Benefit Plan, Benefit Obligation
Fair value of plan assets at end of year
Defined Benefit Plan, Fair Value of Plan Assets
Funded status
Defined Benefit Plan, Funded Status of Plan
Document Documentand Entity Information [Abstract]
Document Documentand Entity Information [Abstract]
Document Type
Document Type
Amendment Flag
Amendment Flag
Document Period End Date
Document Period End Date
Document Fiscal Year Focus
Document Fiscal Year Focus
Document Fiscal Period Focus
Document Fiscal Period Focus
Trading Symbol
Trading Symbol
Entity Registrant Name
Entity Registrant Name
Entity Central Index Key
Entity Central Index Key
Current Fiscal Year End Date
Current Fiscal Year End Date
Entity Well-known Seasoned Issuer
Entity Well-known Seasoned Issuer
Entity Current Reporting Status
Entity Current Reporting Status
Entity Voluntary Filers
Entity Voluntary Filers
Entity Filer Category
Entity Filer Category
Entity Common Stock, Shares Outstanding
Entity Common Stock, Shares Outstanding
Entity Public Float
Entity Public Float
Defined Contribution Plan [Table]
Defined Contribution Plan [Table]
Defined Contribution Plan Type [Axis]
Defined Contribution Plan Type [Axis]
Defined Contribution Plan Type [Domain]
Defined Contribution Plan Type [Domain]
401(k) Plan
Foreign Postretirement Benefit Plan [Member]
Defined Contribution Plan Disclosure [Line Items]
Defined Contribution Plan Disclosure [Line Items]
Employee Contribution of eligible compensation
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay
Employer contributions
Defined Contribution Plan, Employer Discretionary Contribution Amount
Business Combinations [Abstract]
Schedule of Business Acquisitions, by Acquisition [Table]
Schedule of Business Acquisitions, by Acquisition [Table]
Business Acquisition [Axis]
Business Acquisition [Axis]
Business Acquisition, Acquiree [Domain]
Business Acquisition, Acquiree [Domain]
Delta
Delta [Member]
Delta [Member]
CES Creative Electronic Systems S.A.
CES Creative Electronic Systems S.A. [Member]
CES Creative Electronic Systems S.A. [Member]
Carve-Out Business
Carve-Out Business [Member]
Carve-Out Business [Member]
Finite-Lived Intangible Assets by Major Class
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Customer Relationships
Customer Relationships [Member]
Developed Technology
Developed Technology Rights [Member]
Backlog
Order or Production Backlog [Member]
Sale of Stock [Axis]
Sale of Stock [Axis]
Sale of Stock [Domain]
Sale of Stock [Domain]
Over-Allotment Option
Over-Allotment Option [Member]
Credit Facility [Axis]
Credit Facility [Axis]
Credit Facility [Domain]
Credit Facility [Domain]
Term Loan
Term Loan [Member]
Term Loan [Member]
Business Acquisition [Line Items]
Business Acquisition [Line Items]
Cash paid at closing
Payments to Acquire Businesses, Gross
Preliminary identifiable intangible assets
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Intangibles
Intangible asset useful life
Finite-Lived Intangible Asset, Useful Life
Goodwill
Goodwill
Acquired intangible assets, estimated useful lives
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life
Goodwill deductible for tax purposes
Business Acquisition, Goodwill, Expected Tax Deductible Amount
Revenue
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual
Net income (loss)
Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual
Long-term debt, gross
Long-term Debt, Gross
Net proceeds from underwritten common stock public offering
Sale of Stock, Consideration Received on Transaction
Identifiable intangible assets acquired
Finite-lived Intangible Assets Acquired
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Income Statement Location [Axis]
Income Statement Location [Axis]
Income Statement Location [Domain]
Income Statement Location [Domain]
Cost of revenues
Cost of Sales [Member]
Selling, general and administrative
Selling, General and Administrative Expenses [Member]
Research and development
Research and Development Expense [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense
Allocated Share-based Compensation Expense
Income taxes
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense
Share-based compensation expense, net of income taxes
Allocated Share-based Compensation Expense, Net of Tax
Income Tax Disclosure [Abstract]
Income Taxes
Income Tax Disclosure [Text Block]
Goodwill and Intangible Assets Disclosure [Abstract]
Changes in Carrying Amount of Goodwill
Schedule of Goodwill [Table Text Block]
Employee Benefit Plans
Compensation and Employee Benefit Plans [Text Block]
Goodwill
Goodwill Disclosure [Text Block]
Summary of Significant Accounting Policies
Significant Accounting Policies [Text Block]
Defined Benefit Plan, Expected Future Benefit Payments, Fiscal Year Maturity [Abstract]
Defined Benefit Plan, Expected Future Benefit Payments, Fiscal Year Maturity [Abstract]
2018
Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months
2019
Defined Benefit Plan, Expected Future Benefit Payments, Year Two
2020
Defined Benefit Plan, Expected Future Benefit Payments, Year Three
2021
Defined Benefit Plan, Expected Future Benefit Payments, Year Four
2022
Defined Benefit Plan, Expected Future Benefit Payments, Year Five
Thereafter (next 5 years)
Defined Benefit Plan, Expected Future Benefit Payments, Five Fiscal Years Thereafter
Total
Defined Benefit Plan, Expected Future Benefit Payments
Defined Benefit Plan, Expected Future Benefit Payments
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized tax benefits, beginning of period
Unrecognized Tax Benefits
Increases for previously recognized positions
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions
Settlements of previously recognized positions
Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities
Reductions as a result of a lapse of the applicable statute of limitations
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations
Increases for currently recognized positions
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions
Reductions for previously recognized positions deemed effectively settled
Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions Deemed Effectively Settled
Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions Deemed Effectively Settled
Reductions for previously recognized positions
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions
Unrecognized tax benefits, end of period
Unrecognized tax benefits that would impact effective tax rate
Unrecognized Tax Benefits that Would Impact Effective Tax Rate
Interest and penalties accrued
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued
interest and penalties recognized
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense
Restructuring and Related Activities [Abstract]
Expenses by Business Segment for Restructuring Plans
Schedule of Restructuring Reserve by Type of Cost [Table Text Block]
Acquired Intangible Assets
Schedule of Finite-Lived Intangible Assets [Table Text Block]
Estimated Future Amortization Expense for Acquired Intangible Assets
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]
Schedule of Acquired Finite-Lived Intangible Assets by Major Class
Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block]
Segment Reporting [Abstract]
Geographic Distribution of Revenues and Long Lived Assets from Continuing Operations
Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]
Revenue from External Customers by Geographic Areas
Revenue from External Customers by Geographic Areas [Table Text Block]
Revenue from External Customers by Products and Services
Revenue from External Customers by Products and Services [Table Text Block]
Customers Comprising Ten Percent or more Revenues
Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]
Schedules of Concentration of Risk, by Risk Factor
Schedules of Concentration of Risk, by Risk Factor [Table Text Block]
Schedule of Goodwill [Table]
Schedule of Goodwill [Table]
Lewis Innovative Technologies
Lewis Innovative Technologies [Member]
Lewis Innovative Technologies [Member]
Business Segments
Segments [Axis]
Segment [Domain]
Segments [Domain]
MCE
Mercury Commercial Electronics [Member]
Mercury Commercial Electronics [Member]
MDS
Mercury Defense Systems [Member]
Mercury Defense Systems [Member]
Goodwill [Line Items]
Goodwill [Line Items]
Goodwill [Roll Forward]
Goodwill [Roll Forward]
Beginning Balance
Goodwill arising from acquisition
Goodwill, Acquired During Period
Goodwill adjustments
Goodwill, Purchase Accounting Adjustments
Ending Balance
Number of operating segments
Number of Operating Segments
Number of reportable segments
Number of Reportable Segments
Amortization period of prior service cost (credit)
Defined Benefit Plan, Amortization Period of Prior Service Cost (Credit)
Defined Benefit Plan, Amortization Period of Prior Service Cost (Credit)
Funded status of plan
Net gain in accumulated other comprehensive income
Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax
Estimated future employer contributions next fiscal year
Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year
Recognized gain (loss) from OCI
Defined Benefit Plan, Amounts Recognized in Other Comprehensive Income (Loss), Net Actuarial Gain (Loss), before Tax
Amount expected to be recognized from OCI next year
Defined Benefit Plan, Amount to be Amortized from Accumulated Other Comprehensive Income (Loss) Next Fiscal Year
Fair value of plan assets
Discount rate
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate
Rate of compensation increases
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Rate of Compensation Increase
Discontinued Operations and Disposal Groups [Abstract]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Table]
Disposal Groups, Including Discontinued Operations [Table]
Disposal Group Name [Axis]
Disposal Group Name [Axis]
Disposal Groups, Including Discontinued Operations, Name [Domain]
Disposal Group Name [Domain]
MIS [Member]
Mercury Intelligence Systems Business Unit [Member]
Mercury Intelligence Systems Business Unit [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net revenues of discontinued operations
Disposal Group, Including Discontinued Operation, Revenue
Costs of discontinued operations:
Disposal Group, Including Discontinued Operation, Costs [Abstract]
Disposal Group, Including Discontinued Operation, Costs [Abstract]
Cost of revenues
Disposal Group, Including Discontinued Operation, Costs of Goods Sold
Selling, general and administrative
Disposal Group, Including Discontinued Operation, Selling, General and Administrative Expense
Disposal Group, Including Discontinued Operation, Selling, General and Administrative Expense
Research and development
Disposal Group, Including Discontinued Operation, Research and Development
Disposal Group, Including Discontinued Operation, Research and Development
Amortization of intangible assets
Disposal Group, Including Discontinued Operation, Amortization
Disposal Group, Including Discontinued Operation, Amortization
Restructuring and other charges
Disposal Group, Including Discontinued Operation, Restructuring and Other Costs
Disposal Group, Including Discontinued Operation, Restructuring and Other
Impairment of goodwill
Disposal Group, Including Discontinued Operation, Impairment of Goodwill
Disposal Group, Including Discontinued Operation, Impairment of Goodwill
Loss from discontinued operations before income taxes
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax
Tax benefit
Discontinued Operation, Tax Effect of Discontinued Operation
Loss from discontinued operations, net of income taxes
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Description of Business
Nature of Operations [Text Block]
Expected rate of return on Plan assets
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Return on Assets
Expected inflation
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Inflation
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Inflation
Statement [Table]
Statement [Table]
Finite-Lived Intangible Assets by Major Class [Axis]
Customer Relationships [Member]
Completed Technology [Member]
Completed Technology [Member]
Completed Technology [Member]
Backlog [Member]
Backlog [Member]
Backlog [Member]
Business Acquisition [Axis]
Class of Stock [Axis]
Class of Stock [Axis]
Class of Stock [Domain]
Class of Stock [Domain]
Statement [Line Items]
Statement [Line Items]
Finite-Lived Intangible Assets, Gross
Finite-Lived Intangible Assets, Gross
Finite-Lived Intangible Assets, Accumulated Amortization
Finite-Lived Intangible Assets, Accumulated Amortization
2015
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months
2016
Finite-Lived Intangible Assets, Amortization Expense, Year Two
2017
Finite-Lived Intangible Assets, Amortization Expense, Year Three
2018
Finite-Lived Intangible Assets, Amortization Expense, Year Four
2019
Finite-Lived Intangible Assets, Amortization Expense, Year Five
Thereafter
Finite-Lived Intangible Assets, Amortization Expense, after Year Five
Net Carrying Amount
Finite-Lived Intangible Assets, Net
Weighted Average Useful Life
Commitments and Contingencies
Commitments and Contingencies Disclosure [Text Block]
Schedule of Expected Benefit Payments
Schedule of Expected Benefit Payments [Table Text Block]
Schedule of Net Benefit Costs
Schedule of Net Benefit Costs [Table Text Block]
Schedule of Assumptions Used
Schedule of Assumptions Used [Table Text Block]
Schedule of Changes in Projected Benefit Obligations
Schedule of Changes in Projected Benefit Obligations [Table Text Block]
Schedule of Changes in Fair Value of Plan Assets
Schedule of Changes in Fair Value of Plan Assets [Table Text Block]
Schedule of Net Funded Status
Schedule of Net Funded Status [Table Text Block]
Operating Segment, Geographic Information and Significant Customers
Segment Reporting Disclosure [Text Block]
Acquisitions
Business Combination Disclosure [Text Block]
Fair Value Disclosures [Abstract]
Fair Value of Financial Instruments
Fair Value Disclosures [Text Block]
Number of programs using products and services, more than 300
Nature of Business, Number of Programs Using Products and Services
Nature of Business, Number of Programs Using Products and Services
Number of contractors using products and services, more than 25
Nature of Business, Number of Contractors Using Products and Services
Nature of Business, Number of Contractors Using Products and Services
Total purchase price
Business Combination, Consideration Transferred
Inventory Disclosure [Abstract]
Increase in inventory primarily due to inclusion of inventory from acquisition
Increase (Decrease) In Inventories Including Assets Acquired
Increase (Decrease) In Inventories Including Assets Acquired
Inventory for long-term contracts or programs
Inventory for Long-term Contracts or Programs, Gross
Equity [Abstract]
Shareholders' Equity
Stockholders' Equity Note Disclosure [Text Block]
Statement of Financial Position [Abstract]
Accounts receivable, allowance for doubtful accounts
Allowance for Doubtful Accounts Receivable, Current
Preferred stock, par value (in dollars per share)
Preferred Stock, Par or Stated Value Per Share
Preferred stock, shares authorized
Preferred Stock, Shares Authorized
Preferred stock, shares issued
Preferred Stock, Shares Issued
Preferred stock, shares outstanding
Preferred Stock, Shares Outstanding
Common stock, par value (in dollars per share)
Common Stock, Par or Stated Value Per Share
Common stock, shares authorized
Common Stock, Shares Authorized
Common stock, shares issued
Common Stock, Shares, Issued
Common stock, shares outstanding
Common Stock, Shares, Outstanding
Raw materials
Inventory, Raw Materials, Net of Reserves
Work in process
Inventory, Work in Process, Net of Reserves
Finished goods
Inventory, Finished Goods, Net of Reserves
Total
Inventory, Net
Debt Disclosure [Abstract]
Schedule of Acquired Finite-Lived Intangible Asset by Major Class [Table]
Schedule of Acquired Finite-Lived Intangible Asset by Major Class [Table]
Licensing agreements and patents
Patents And Licensing Rights [Member]
Patents and Licensing Rights [Member]
Completed technologies
Trademarks
Acquired Finite-Lived Intangible Assets [Line Items]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount
Accumulated Amortization
Property, Plant and Equipment [Abstract]
Schedule of Property, Plant and Equipment [Table]
Property, Plant and Equipment [Table]
Property, Plant and Equipment, Type
Property, Plant and Equipment, Type [Axis]
Property, Plant and Equipment, Type [Domain]
Property, Plant and Equipment, Type [Domain]
Computer equipment and software
Computers Equipment And Software [Member]
Computers Equipment And Software [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment [Line Items]
Increase in property and equipment
Property, Plant and Equipment, Gross, Period Increase (Decrease)
Retirement of asset
Assets Disposed
Gross amount of long-lived physical assets disposed during the reporting period.
Depreciation and amortization expense related to property and equipment
Depreciation
Lease term
Sale Leaseback Transaction, Lease Term
Sale Leaseback Transaction, Lease Term
Number of five year term option to renew
Sale Leaseback Transaction Lease Terms Number Of Renewal Option
The number of lease term renewal option related to the sale-leaseback transaction.
Lease term, option to renew
Lease Term, Option to Renew
Lease Term, Option to Renew
Deferred gain on sale-leaseback transaction
Sale Leaseback Transaction, Deferred Gain, Gross
Unamortized deferred gain
Sale Leaseback Transaction, Deferred Gain, Net
Product Warranty Liability [Table]
Product Warranty Liability [Table]
Product Warranty Liability [Line Items]
Product Warranty Liability [Line Items]
Product warranty term
Product Warranty, Term
Product Warranty, Term
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]
Movement in Standard and Extended Product Warranty Accrual, Increase (Decrease) [Roll Forward]
Beginning Balance
Standard and Extended Product Warranty Accrual
Warranty assumed from CES
Standard and Extended Product Warranty Accrual, Additions from Business Acquisition
Accruals for warranties issued during the period
Standard and Extended Product Warranty Accrual, Increase for Warranties Issued
Settlements made during the period
Standard and Extended Product Warranty Accrual, Decrease for Payments
Ending Balance
Revenue from External Customers by Products and Services [Table]
Revenue from External Customers by Products and Services [Table]
Products and Services [Axis]
Products and Services [Axis]
Products and Services [Domain]
Products and Services [Domain]
Components
Components [Member]
Components [Member]
Modules and Sub-assemblies
Modules and Sub-assemblies [Member]
Modules and Sub-assemblies [Member]
Integrated Subsystems
Integrated Subsystems [Member]
Integrated Subsystems [Member]
Revenue from External Customer [Line Items]
Revenue from External Customer [Line Items]
Net revenues
Revenues
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Projected benefit obligation at November 4, 2016
Service cost
Defined Benefit Plan, Service Cost
Interest cost
Defined Benefit Plan, Interest Cost
Employee contributions
Defined Benefit Plan, Contributions by Plan Participants
Actuarial gain
Defined Benefit Plan, Actuarial Gain (Loss)
Benefits paid
Defined Benefit Plan, Benefits Paid
Plan amendment
Defined Benefit Plan, Plan Amendments
Projected benefit obligation at end of year
Schedule of Revenue by Major Customers, by Reporting Segments [Table]
Schedule of Revenue by Major Customers, by Reporting Segments [Table]
Concentration Risk Type [Axis]
Concentration Risk Type [Axis]
Concentration Risk Type [Domain]
Concentration Risk Type [Domain]
Customer Concentration Risk
Customer Concentration Risk [Member]
Concentration Risk Benchmark [Axis]
Concentration Risk Benchmark [Axis]
Concentration Risk Benchmark [Domain]
Concentration Risk Benchmark [Domain]
Revenues
Sales Revenue, Net [Member]
Major Customers
Customer [Axis]
Name of Major Customer [Domain]
Customer [Domain]
Raytheon Company
Raytheon Company [Member]
Raytheon Company [Member]
Lockheed Martin Corporation
Lockheed Martin Corporation [Member]
Lockheed Martin Corporation [Member]
Revenue, Major Customer [Line Items]
Revenue, Major Customer [Line Items]
Concentration risk, percent
Concentration Risk, Percentage
Summary of Stock Option Plans
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
Summary of Nonvested Restricted Stock
Schedule of Nonvested Share Activity [Table Text Block]
Stock Based Compensation Expenses
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]
Concentration Risk [Table]
Concentration Risk [Table]
Accounts Receivable, Unbilled Receivables, and Costs in Excess of Billings [Member]
Accounts Receivable, Unbilled Receivables, and Costs in Excess of Billings [Member]
Accounts Receivable, Unbilled Receivables, and Costs in Excess of Billings [Member]
Concentration Risk [Line Items]
Concentration Risk [Line Items]
Cash and cash equivalent
Cash, Cash Equivalents, and Short-term Investments
Concentration risk, number
Concentration Risk, Number
Concentration Risk, Number
Property and Equipment
Property, Plant and Equipment [Table Text Block]
Unamortized Deferred Gain
Schedule Of Unamortized Deferred Gain From Sale Leaseback Transactions Table [Table Text Block]
Tabular disclosure of the unamortized deferred gain from the sale leaseback transaction as of the balance sheet dates. The amounts are separated by the current and non-current captions. Unamortized deferred gain is the portion of the gain that will be recorded as income or a reduction in rent expense in future periods.
Restricted cash
Restricted Cash and Cash Equivalents, Noncurrent
Income from continuing operations before income taxes:
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest [Abstract]
United States
Income (Loss) from Continuing Operations before Income Taxes, Domestic
Foreign
Income (Loss) from Continuing Operations before Income Taxes, Foreign
Income from continuing operations before income taxes
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest
Tax provision (benefit):
Income Tax Expense (Benefit), Continuing Operations [Abstract]
Federal:
Federal Income Tax Expense (Benefit), Continuing Operations [Abstract]
Current
Current Federal Tax Expense (Benefit)
Deferred
Deferred Federal Income Tax Expense (Benefit)
Federal Income Tax Expense (Benefit), Continuing Operations, Total
Federal Income Tax Expense (Benefit), Continuing Operations
State:
State and Local Income Tax Expense (Benefit), Continuing Operations [Abstract]
Current
Current State and Local Tax Expense (Benefit)
Deferred
Deferred State and Local Income Tax Expense (Benefit)
State and Local Income Tax Expense (Benefit), Continuing Operations, Total
State and Local Income Tax Expense (Benefit), Continuing Operations
Foreign:
Foreign Income Tax Expense (Benefit), Continuing Operations [Abstract]
Current
Current Foreign Tax Expense (Benefit)
Deferred
Deferred Foreign Income Tax Expense (Benefit)
Foreign, Income Tax expense benefit
Foreign Income Tax Expense (Benefit), Continuing Operations
Income tax expense (benefit)
Income Tax Expense (Benefit)
Schedule of Restructuring and Related Costs [Table]
Schedule of Restructuring and Related Costs [Table]
Restructuring Type [Axis]
Restructuring Type [Axis]
Type of Restructuring [Domain]
Type of Restructuring [Domain]
Severance
Severance [Member]
Severance [Member]
Other Members
Other Members [Member]
Other Members [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve [Roll Forward]
Restructuring Reserve [Roll Forward]
Restructuring liability at beginning of period
Restructuring Reserve, Current
Provisions
Restructuring Charges
Cash paid
Payments for Restructuring
Reversals
Restructuring Reserve, Accrual Adjustment
Restructuring liability at end period
Intangible Assets
Intangible Assets Disclosure [Text Block]
Restructuring Plan
Restructuring and Related Activities Disclosure [Text Block]
SMP
Sensor And Mission Processing [Member]
Sensor And Mission Processing [Member]
AMS
Advanced Microelectronic Solutions [Member]
Advanced Microelectronic Solutions [Member]
Number of reporting units
Number of Reporting Units
Goodwill impairment
Goodwill, Impairment Loss
Minimum likelihood of tax benefits being recognized upon ultimate settlement
Percentage Of Income Tax Examination Minimum Likelihood Of Tax Benefits Being Realized Upon Settlement
Percentage Of Income Tax Examination Minimum Likelihood of Tax Benefits Being Realized Upon Settlement
Deferred tax assets:
Deferred Tax Assets, Net [Abstract]
Inventory valuation and receivable allowances
Deferred Tax Assets Inventory Valuation And Receivable Allowances
Amount before allocation of valuation allowances of deferred tax asset attributed to inventory valuation and receivable allowances.
Accrued compensation
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Employee Compensation
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Employee Compensation
Equity compensation
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost
Federal and state research and development tax credit carryforwards
Deferred Tax Assets, Tax Credit Carryforwards, Research
Gain on sale-leaseback
Deferred Tax Assets, Deferred Gain on Sale Leaseback Transaction
Other accruals
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Other
Accrued compensation
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Compensation
Capital loss carryforwards
Deferred Tax Assets, Capital Loss Carryforwards
Other temporary differences
Deferred Tax Assets, Other
Deferred tax Asset
Deferred Tax Assets, Gross
Valuation allowance
Deferred Tax Assets, Valuation Allowance
Total deferred tax assets
Deferred Tax Assets, Net of Valuation Allowance
Deferred tax liabilities:
Deferred Tax Liabilities, Gross [Abstract]
Deferred revenue
Deferred Tax Liabilities, Prepaid Expenses
Property and equipment depreciation
Deferred Tax Liabilities, Property, Plant and Equipment
Acquired intangible assets
Deferred Tax Liabilities, Goodwill and Intangible Assets
Tax method of accounting change
Deferred Tax Liability, Change in Tax Method Accounting
Deferred Tax Liability, Change in Tax Method Accounting
Other temporary differences
Deferred Tax Liabilities, Other
Total deferred tax liabilities
Deferred Tax Liabilities, Gross
Net deferred tax (liabilities) assets
Deferred Tax Liabilities, Net
Current deferred tax assets
Deferred Tax Assets, Net of Valuation Allowance, Current
Non-current deferred tax assets
Deferred Tax Liabilities, Net, Noncurrent
Statement of Cash Flows [Abstract]
Cash flows from operating activities:
Net Cash Provided by (Used in) Operating Activities [Abstract]
Net income
Net Income (Loss) Attributable to Parent
Adjustments to reconcile net income to net cash provided by operating activities:
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Depreciation and amortization expense
Depreciation, Depletion and Amortization
Stock-based compensation expense
Share-based Compensation
Deferred income taxes
Deferred Income Tax Expense (Benefit)
Impairment of Long-Lived Assets Held-for-use
Asset Impairment Charges
Excess tax benefit from stock-based compensation
Excess Tax Benefit from Share-based Compensation, Operating Activities
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax
Non-cash interest expense
Paid-in-Kind Interest
Other non-cash items
Other Noncash Income (Expense)
Changes in operating assets and liabilities, net of effects of businesses acquired:
Increase (Decrease) in Operating Capital [Abstract]
Accounts receivable, unbilled receivable, and cost in excess of billings
Increase (Decrease) in Accounts Receivable
Inventory
Increase (Decrease) in Inventories
Prepaid income taxes
Increase (Decrease) in Prepaid Taxes
Prepaid expenses and other current assets
Increase (Decrease) in Prepaid Expense
Other non-current assets
Increase (Decrease) in Other Noncurrent Assets
Accounts payable and accrued expenses
Increase (Decrease) in Accounts Payable and Accrued Liabilities
Deferred revenues and customer advances
Increase (Decrease) in Deferred Revenue and Customer Advances and Deposits
Income taxes payable
Increase (Decrease) in Income Taxes Payable
Other non-current liabilities
Increase (Decrease) in Other Noncurrent Liabilities
Net cash provided by operating activities
Net Cash Provided by (Used in) Operating Activities
Cash flows from investing activities:
Net Cash Provided by (Used in) Investing Activities [Abstract]
Acquisition of businesses, net of cash acquired
Payments to Acquire Businesses, Net of Cash Acquired
Purchases of property and equipment
Payments to Acquire Property, Plant, and Equipment
Proceeds from Divestiture of Businesses
Proceeds from Divestiture of Businesses
Other investing activities
Payments for (Proceeds from) Other Investing Activities
Net cash used in investing activities
Net Cash Provided by (Used in) Investing Activities
Cash flows from financing activities:
Net Cash Provided by (Used in) Financing Activities [Abstract]
Proceeds from Issuance of Common Stock
Proceeds from Issuance of Common Stock
Proceeds from employee stock plans
Proceeds from Stock Options Exercised
Stock Repurchased and Retired During Period, Value
Payments for Repurchase of Common Stock
Excess tax benefit from stock-based compensation
Excess Tax Benefit from Share-based Compensation, Financing Activities
Proceeds from issuance of term debt, net
Proceeds from Issuance of Debt
Payments of debt issuance costs
Payments of Debt Issuance Costs
Payments of term debt
Repayments of Debt
Payments of capital lease obligations
Repayments of Debt and Capital Lease Obligations
Net cash provided by financing activities
Net Cash Provided by (Used in) Financing Activities
Effect of exchange rate changes on cash and cash equivalents
Effect of Exchange Rate on Cash and Cash Equivalents
Net (decrease) increase in cash and cash equivalents
Cash and Cash Equivalents, Period Increase (Decrease)
Cash and cash equivalents at beginning of year
Cash and Cash Equivalents, at Carrying Value
Cash and cash equivalents at end of year
Cash paid during the period for:
Supplemental Cash Flow Information [Abstract]
Interest
Interest Paid
Income taxes
Income Taxes Paid, Net
Supplemental disclosures-non-cash activities:
Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]
Share-based business combination consideration
Share-Based Compensation, Stock Options, Assumed
Share-Based Compensation, Stock Options, Assumed
Quarterly Financial Information Disclosure [Abstract]
Condensed Income Statement [Table]
Condensed Income Statement [Table]
Condensed Income Statements, Captions [Line Items]
Condensed Income Statements, Captions [Line Items]
Unaudited consolidated quarterly statements of operations data
Selected Quarterly Financial Information [Abstract]
Gross margin
Gross Profit
Income from operations
Operating Income (Loss)
Income from continuing operations before income taxes
Income tax (benefit) provision
Income from continuing operations
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent
Net income
Earnings Per Share [Abstract]
Earnings Per Share [Abstract]
Basic net income per share (in dollars per share)
Earnings Per Share, Basic
Diluted net income per share (in dollars per share)
Earnings Per Share, Diluted
Excess tax benefit from share-based compensation recognized as a benefit to income taxes
Effective Income Tax Rate Reconciliation, Share-Based Compensation, Excess Tax Benefit, Amount
Effective Income Tax Rate Reconciliation, Share-Based Compensation, Excess Tax Benefit, Amount
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Expected return on assets
Defined Benefit Plan, Expected Return on Plan Assets
Amortization of prior service cost
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)
Net periodic benefit cost
Defined Benefit Plan, Net Periodic Benefit Cost
Schedule of Assets Acquired and Liabilities Assumed
Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]
Inventory
Schedule of Inventory, Current [Table Text Block]
Basic weighted-average shares outstanding
Weighted Average Number of Shares Outstanding, Basic
Effect of dilutive equity instruments
Weighted Average Number Diluted Shares Outstanding Adjustment
Diluted weighted-average shares outstanding
Weighted Average Number of Shares Outstanding, Diluted
Property and equipment, estimated useful lives
Property, Plant and Equipment, Useful Life
Capitalized software development cost
Capitalized Computer Software, Additions
Schedule of Product Warranty Liability
Schedule of Product Warranty Liability [Table Text Block]
Basic and Diluted Weighted Average Shares Outstanding
Schedule of Weighted Average Number of Shares [Table Text Block]
Debt
Debt Disclosure [Text Block]
Award Type
Award Type [Axis]
Award Type [Domain]
Equity Award [Domain]
Stock Options
Employee Stock Option [Member]
Number of Shares
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Outstanding at beginning of period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number
Granted
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures
Exercised
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period
Cancelled
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period
Outstanding at end of period
Vested and expected to vest at end of period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number
Exercisable at end of period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number
Weighted Average Exercise Price (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Outstanding at beginning of period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Granted
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price
Exercised
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price
Cancelled
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price
Outstanding at end of period
Vested and expected to vest at end of period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price
Exercisable at end of period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price
Weighted Average Remaining Contractual Term (Years)
Share Based Compensation Arrangement By Share Based Payment Award Options Weighted Average Remaining Contractual Term [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Weighted Average Remaining Contractual Term [Abstract]
Outstanding at end of period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term
Vested and expected to vest at end of period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Remaining Contractual Term
Exercisable at end of period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term
Aggregate Intrinsic Value
Share Based Compensation Arrangement By Share Based Payment Award Options Aggregate Intrinsic Value [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Aggregate Intrinsic Value [Abstract]
Outstanding at end of period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value
Vested and expected to vest at end of period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Aggregate Intrinsic Value
Exercisable at end of period
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value
Nonmonetary Transaction Type [Axis]
Nonmonetary Transaction Type [Axis]
Nonmonetary Transaction Type [Domain]
Nonmonetary Transaction Type [Domain]
Additional Shares Resulting From Forfeitures, Cancellations and/or Terminations from 1997 Stock Option Plan [Member]
Additional Shares Resulting From Forfeitures, Cancellations and/or Terminations from 1997 Stock Option Plan [Member]
Additional Shares Resulting From Forfeitures, Cancellations and/or Terminations from 1997 Stock Option Plan [Member]
Restricted Stock
Restricted Stock [Member]
1997 Employee Stock Purchase Plan
Employee Stock [Member]
Plan Name
Plan Name [Axis]
Plan Name [Domain]
Plan Name [Domain]
2005 Stock Incentive Plan
Stock Option Plan Twenty Zero Five [Member]
Stock Option Plan, Twenty Zero Five [Member]
Shares authorized for issuance under stock incentive plan
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized
Increase in share authorized under stock incentive plan
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized
Exercise price of stock option, percentage
Minimum Grant Date Fair Value Of Nonqualified Stock Options As Percentage Of Fair Value Of Common Stock
Minimum Grant Date Fair Value Of Nonqualified Stock Options As Percentage Of Fair Value Of Common Stock
Term of awards
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period
Shares available for future grant
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant
Purchase price as a percentage of the lesser of the market value of such shares at either the beginning or the end of each nine-month offering period
Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price, Offering Date
Percentage of employee compensation that may be uses to purchase common stock through payroll deductions, maximum
Employee Stock Purchase Plan Maximum Percentage Of Compensation To Purchase Shares By Eligible Participants
Employee Stock Purchase Plan, Maximum Percentage of Compensation to Purchase Shares By Eligible Participants
Number of share options granted
Intrinsic value of the options exercised
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value
Unrecognized compensation cost related to non-vested options granted
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options
Unrecognized compensation, period of recognition
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition
Restricted stock granted
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Total fair value of restricted stock awards vested
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value
Unrecognized compensation cost related to non-vested restricted stock
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Share-based Awards Other than Options
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized
Preferred stock shares authorized to issue
Preferred stock shares par value (in dollars per share)
Shares sold (in shares)
Sale of Stock, Number of Shares Issued in Transaction
Price of stock sold (in dollars per share)
Sale of Stock, Price Per Share
Consideration received on transaction
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at November 4, 2016
Actual return on Plan assets
Defined Benefit Plan, Actual Return on Plan Assets
Company contributions
Defined Benefit Plan, Contributions by Employer
Fair value of plan assets at end of year
Inventory
Inventory Disclosure [Text Block]
Income Statement [Abstract]
Gross margin
Operating expenses:
Operating Expenses [Abstract]
Selling, general and administrative
Selling, General and Administrative Expense
Research and development
Research and Development Expense
Amortization of intangible assets
Amortization of Intangible Assets
Restructuring and other charges
Restructuring Charges, Net
Restructuring Charges, Net
Impairment of Long-Lived Assets Held-for-use
Impairment of Long-Lived Assets Held-for-use
Acquisition costs and other related expenses
Business Combination, Acquisition Related Costs
Total operating expenses
Operating Expenses
Income from operations
Interest income
Investment Income, Interest
Interest expense
Interest Expense
Other income, net
Other Nonoperating Income (Expense)
Tax provision
Loss from discontinued operations, net of income taxes
Basic net earnings (loss) per share:
Earnings Per Share, Basic [Abstract]
(Loss) income from continuing operations (dollars per share)
Income (Loss) from Continuing Operations, Per Basic Share
(Loss) income from discontinued operations (dollars per share)
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share
Basic net (loss) earnings per share (dollars per share)
Diluted net earnings (loss) per share:
Earnings Per Share, Diluted [Abstract]
(Loss) income from continuing operations (dollars per share)
Income (Loss) from Continuing Operations, Per Diluted Share
(Loss) income from discontinued operations (dollars per share)
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share
Diluted net (loss) earnings per share (dollars per share)
Weighted-average shares outstanding:
Weighted Average Number Basic And Diluted Shares Outstanding [Abstract]
Weighted Average Number Basic And Diluted, Shares Outstanding [Abstract]
Basic (in shares)
Diluted (in shares)
Comprehensive income:
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]
Foreign currency translation adjustments
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax
Pension benefit plan, net of tax
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax
Total other comprehensive income, net of tax
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent
Total comprehensive income
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Consolidated Quarterly Statements of Operations
Quarterly Financial Information [Table Text Block]
Long-term Purchase Commitment [Table]
Long-term Purchase Commitment [Table]
Category of Item Purchased
Category of Item Purchased [Axis]
Long-term Purchase Commitment, Category of Item Purchased [Domain]
Long-term Purchase Commitment, Category of Item Purchased [Domain]
Non-cancelable purchase commitments
Non Cancelable Purchase Commitments [Member]
Non Cancelable Purchase Commitments [Member]
Long-term Purchase Commitment [Line Items]
Long-term Purchase Commitment [Line Items]
Purchase commitments for less than one year
Purchase Commitment, Remaining Minimum Amount Committed
Rental expenses
Operating Leases, Rent Expense, Net
Discontinued Operations
Disposal Groups, Including Discontinued Operations, Disclosure [Text Block]
Stock-Based Compensation
Disclosure of Compensation Related Costs, Share-based Payments [Text Block]
Weighted-average key assumptions and fair value results for stock options granted
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Subsequent Events [Abstract]
Subsequent Events
Subsequent Events [Text Block]
Property and Equipment
Property, Plant and Equipment Disclosure [Text Block]
Restructuring Plan [Axis]
Restructuring Plan [Axis]
Restructuring Plan [Domain]
Restructuring Plan [Domain]
2014 Plan Member]
Restructuring Plan, 2014 [Member]
Restructuring Plan, 2014 [Member]
Severance costs
Severance Costs
Number of positions eliminated
Restructuring and Related Cost, Number of Positions Eliminated
Other Restructuring Costs
Other Restructuring Costs
Summary of Financial Assets Measured at Fair Value on Recurring Basis
Fair Value, Assets Measured on Recurring Basis [Table Text Block]
Income taxes at federal statutory rates
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
State income tax, net of federal tax benefit
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent
Research and development credits
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Research and Development, Percent
Excess tax benefits on stock compensation
Effective Income Tax Rate Reconciliation, Excess Tax Benefits On Stock Compensation, Percent
Effective Income Tax Rate Reconciliation, Excess Tax Benefits On Stock Compensation, Percent
Domestic manufacturing deduction
Effective Income Tax Rate Reconciliation, Deduction, Qualified Production Activity, Percent
Income from legal settlement excluded from taxable income
Effective Income Tax Rate Reconciliation, Tax Settlement, Other, Percent
Deemed repatriation of foreign earnings
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Percent
Foreign tax credits
Effective Income Tax Rate Reconciliation, Tax Credit, Foreign, Percent
Equity compensation
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Compensation Cost, Percent
Officers' Compensation
Effective Income Tax Rate Reconciliation, Officer Compensation
Effective Income Tax Rate Reconciliation, Officer Compensation
Effective Income Tax Rate Reconciliation,Other Reconciling Items, Percent
Effective Income Tax Rate Reconciliation,Other Reconciling Items, Percent
Change in the fair value of the liability related to the LNX earn-out
Effective Income Tax Rate Reconciliation Changes In Contingent Consideration
The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to the amount of any change, including any differences arising upon settlement, recognized during the reporting period in the value of a liability, arising from an item of contingent consideration, assumed in a business combination.
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent
Acquisition costs
Effective Income Tax Rate Reconciliation Acquisition Costs
Effective Income Tax Rate Reconciliation Acquisition Costs
Other
Effective Income Tax Rate Reconciliation, Other Adjustments, Percent
Effective income tax rate from continuing operation
Effective Income Tax Rate Reconciliation, Percent
Reconciliation of Revenue from Segments to Consolidated [Table]
Reconciliation of Revenue from Segments to Consolidated [Table]
Consolidation Items [Axis]
Consolidation Items [Axis]
Consolidation Items [Domain]
Consolidation Items [Domain]
Reportable Geographical Components
Reportable Geographical Components [Member]
Geography Eliminations
Geography Eliminations [Member]
Geographical [Axis]
Geographical [Axis]
Geographical [Domain]
Geographical [Domain]
US
UNITED STATES
Europe
Europe [Member]
Asia Pacific
Asia Pacific [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues to unaffiliated customers
Entity Wide Disclosure On Geographic Areas Revenue From External Customers Attributed To Individual Foreign Countries
Disclosure of material amounts of revenues from external customers by individual foreign country. In addition, an entity may provide subtotals of geographic information for specified groups of countries.
Inter-geographic revenues
Revenues From Transactions With Other Geographic Locations Of Same Entity
Amount of revenue from transactions with other geographic locations of the same entity.
Net revenues
Identifiable long-lived assets
Long-Lived Assets
Schedule of discontinued operations
Disposal Groups, Including Discontinued Operations [Table Text Block]
Depreciation
Disposal Group, Including Discontinued Operation, Depreciation
Disposal Group, Including Discontinued Operation, Depreciation
Capital expenditures
Disposal Group, Including Discontinued Operation, Capital Expenditures
Disposal Group, Including Discontinued Operation, Capital Expenditures
Stock-based compensation expense
Disposal Group, Including Discontinued Operation, Share-based Compensation
Disposal Group, Including Discontinued Operation, Share-based Compensation
Supplementary Information (Unaudited)
Quarterly Financial Information [Text Block]
Disposal Group, Including Discontinued Operation, Consideration
Disposal Group, Including Discontinued Operation, Consideration
Tax Credit Carryforward [Table]
Tax Credit Carryforward [Table]
Subsequent Event Type [Axis]
Subsequent Event Type [Axis]
Subsequent Event Type [Domain]
Subsequent Event Type [Domain]
Subsequent Event
Subsequent Event [Member]
Income Tax Authority, Name [Axis]
Income Tax Authority, Name [Axis]
Income Tax Authority, Name [Domain]
Income Tax Authority, Name [Domain]
IRS
Internal Revenue Service (IRS) [Member]
Income Tax Authority [Axis]
Income Tax Authority [Axis]
Income Tax Authority [Domain]
Income Tax Authority [Domain]
Domestic Tax Authority
Domestic Tax Authority [Member]
State and Local Jurisdiction
State and Local Jurisdiction [Member]
Tax Credit Carryforward [Axis]
Tax Credit Carryforward [Axis]
Tax Credit Carryforward, Name [Domain]
Tax Credit Carryforward, Name [Domain]
Research and development credit carryforwards
Research Tax Credit Carryforward [Member]
Tax Credit Carryforward [Line Items]
Tax Credit Carryforward [Line Items]
Tax credit carryforwards
Tax Credit Carryforward, Amount
Tax carryforward expiration year
Tax Credit Carryforward Expiration Year
Tax Credit Carryforward, Expiration Year
Accrued deferred taxes, undistributed earnings and profits
Deferred Tax Liabilities, Undistributed Foreign Earnings
Reductions as a result of a lapse of the applicable statute of limitations
Settlements of previously recognized positions
Refund in connection with the conclusion of the IRS examination
Tax Adjustments, Settlements, and Unusual Provisions
Number of Shares
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Beginning Balance
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number
Granted
Vested
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period
Forfeited
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period
Ending Balance
Weighted Average Grant Date Fair Value (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Beginning Balance
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
Granted
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Vested
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value
Forfeited
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value
Ending Balance
Schedule of Revenues from External Customers and Long-Lived Assets [Table]
Schedule of Revenues from External Customers and Long-Lived Assets [Table]
Domestic
International/Foreign Military Sales
Non-US [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues from External Customers and Long-Lived Assets [Line Items]
Consideration transferred
Business Combination, Consideration Transferred [Abstract]
Value allocated to replacement awards
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable
Working capital adjustment
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Consideration Transferred
Net purchase price
Fair value of tangible assets acquired and liabilities assumed
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Accounts receivable and cost in excess of billings
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables
Inventory
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory
Fixed assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment
Other current and non-current assets
Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Other Assets, Current And Noncurrent
Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Other Assets, Current And Noncurrent
Current liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities
Non-current liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities
Non-current deferred tax liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent
Estimated fair value of net tangible assets acquired
Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Tangible Assets
Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Tangible Assets
Fair value of identifiable intangible assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles
Goodwill
Fair value of assets acquired
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net
Line of Credit Facility [Table]
Line of Credit Facility [Table]
Debt Instrument [Axis]
Debt Instrument [Axis]
Debt Instrument, Name [Domain]
Debt Instrument, Name [Domain]
Credit Agreement
Credit Agreement [Member]
Credit Agreement [Member]
Amended Credit Agreement
Amended Credit Agreement [Member]
Amended Credit Agreement [Member]
Variable Rate [Axis]
Variable Rate [Axis]
Variable Rate [Domain]
Variable Rate [Domain]
LIBOR
London Interbank Offered Rate (LIBOR) [Member]
Revolver
Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility [Line Items]
Maximum borrowing capacity
Line of Credit Facility, Maximum Borrowing Capacity
Debt issuance costs, gross
Debt Issuance Costs, Gross
Debt issuance costs, net
Debt Issuance Costs, Net
Letters of credit outstanding
Letters of Credit Outstanding, Amount
Debt instrument borrowing term
Debt Instrument, Term
Basis spread on variable rate
Debt Instrument, Basis Spread on Variable Rate
Commitment fee
Line of Credit Facility, Commitment Fee Percentage
Collateral, capital stock
Collateral Capital Stock
Collateral Capital Stock
2015
Operating Leases, Future Minimum Payments Due, Next Twelve Months
2016
Operating Leases, Future Minimum Payments, Due in Two Years
2017
Operating Leases, Future Minimum Payments, Due in Three Years
2018
Operating Leases, Future Minimum Payments, Due in Four Years
2019
Operating Leases, Future Minimum Payments, Due in Five Years
Thereafter
Operating Leases, Future Minimum Payments, Due Thereafter
Total minimum lease payments
Operating Leases, Future Minimum Payments Due
Assets
Assets [Abstract]
Current assets:
Assets, Current [Abstract]
Cash and cash equivalents
Accounts receivable, net of allowance for doubtful accounts of $83 and $92 at June 30, 2017 and 2016, respectively
Accounts Receivable, Net, Current
Unbilled receivables and cost in excess of billings
Costs in Excess of Billings, Current
Inventory
Prepaid income taxes
Prepaid Taxes
Prepaid expenses and other current assets
Prepaid Expense and Other Assets, Current
Total current assets
Assets, Current
Property and equipment, net
Property, Plant and Equipment, Net
Acquired intangible assets, net
Intangible Assets, Net (Excluding Goodwill)
Other non-current assets
Other Assets, Noncurrent
Total assets
Assets
Liabilities and Shareholders' Equity
Liabilities and Equity [Abstract]
Current liabilities:
Liabilities, Current [Abstract]
Accounts payable
Accounts Payable, Current
Accrued expenses
Accrued Liabilities, Current
Accrued compensation
Employee-related Liabilities, Current
Deferred revenues and customer advances
Deferred Revenue, Current
Long-term Debt, Current Maturities
Long-term Debt, Current Maturities
Total current liabilities
Liabilities, Current
Deferred income taxes
Income taxes payable
Accrued Income Taxes, Noncurrent
Secured Long-term Debt, Noncurrent
Secured Long-term Debt, Noncurrent
Other non-current liabilities
Other Liabilities, Noncurrent
Total liabilities
Liabilities
Commitments and contingencies
Commitments and Contingencies
Shareholders' equity:
Stockholders' Equity Attributable to Parent [Abstract]
Preferred stock, $0.01 par value; 1,000,000 shares authorized; no shares issued or outstanding
Preferred Stock, Value, Issued
Common stock, $0.01 par value; 85,000,000 shares authorized; 46,303,075 and 38,675,340 shares issued and outstanding at June 30, 2017 and 2016, respectively
Common Stock, Value, Issued
Additional paid-in capital
Additional Paid in Capital
Retained earnings
Retained Earnings (Accumulated Deficit)
Accumulated other comprehensive income
Accumulated Other Comprehensive Income (Loss), Net of Tax
Total shareholders' equity
Stockholders' Equity Attributable to Parent
Total liabilities and shareholders' equity
Liabilities and Equity
Components of Income Before Income Taxes and Income Tax Expense (Benefit)
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Reconciliation Between Statutory Federal Income Tax Rate and Effective Income Tax Rate from Continuing Operations
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
Components of Net Deferred Tax Assets (Liabilities)
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
Summary of Reserves for Unrecognized Income Tax Benefits
Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]
Common stock excluded from diluted earning per share (in shares)
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
Furniture and fixtures
Furniture and Fixtures [Member]
Leasehold improvements
Leasehold Improvements [Member]
Machinery and equipment
Machinery and Equipment [Member]
Minimum
Minimum [Member]
Property and equipment, estimated useful lives
Property, Plant and Equipment, Estimated Useful Lives
Property and equipment, gross
Property, Plant and Equipment, Gross
Less: accumulated depreciation and amortization
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
Property and equipment, net
Principles Of Consolidation
Consolidation, Policy [Policy Text Block]
Business Combinations
Business Combinations Policy [Policy Text Block]
Use Of Estimates
Use of Estimates, Policy [Policy Text Block]
Revenue Recognition
Revenue Recognition, Policy [Policy Text Block]
Cash And Cash Equivalents
Cash and Cash Equivalents, Policy [Policy Text Block]
Fair Value Measurement, Policy [Policy Text Block]
Fair Value Measurement, Policy [Policy Text Block]
Concentration Of Credit Risk
Concentration Risk, Credit Risk, Policy [Policy Text Block]
Inventory
Inventory, Policy [Policy Text Block]
Goodwill And Acquired Intangible Assets
Goodwill and Intangible Assets, Policy [Policy Text Block]
Long-Lived Assets
Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block]
Property And Equipment
Property, Plant and Equipment, Policy [Policy Text Block]
Deferred Revenues And Customer Advances
Revenue Recognition, Deferred Revenue [Policy Text Block]
Income Taxes
Income Tax, Policy [Policy Text Block]
Product Warranty Accrual
Standard Product Warranty, Policy [Policy Text Block]
Research And Development Costs
Research and Development Expense, Policy [Policy Text Block]
Stock-Based Compensation
Compensation Related Costs, Policy [Policy Text Block]
Segment Reporting, Policy [Policy Text Block]
Segment Reporting, Policy [Policy Text Block]
Retirement of Common Stock
Stockholders' Equity, Policy [Policy Text Block]
Net Earnings Per Share
Earnings Per Share, Policy [Policy Text Block]
Accumulated Other Comprehensive Income
Comprehensive Income, Policy [Policy Text Block]
Foreign Currency
Foreign Currency Transactions and Translations Policy [Policy Text Block]
Recently Issued Accounting Pronouncements
New Accounting Pronouncements, Policy [Policy Text Block]
Employee Benefit Plans
Pension and Other Postretirement Plans, Policy [Policy Text Block]
Statement of Stockholders' Equity [Abstract]
Equity Components [Axis]
Equity Components [Axis]
Equity Component [Domain]
Equity Component [Domain]
Common Stock
Common Stock [Member]
Additional Paid-in Capital
Additional Paid-in Capital [Member]
Retained Earnings
Retained Earnings [Member]
Accumulated Other Comprehensive Income
AOCI Attributable to Parent [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance (in shares)
Beginning Balance
Issuance of common stock under employee stock incentive plans (in shares)
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures
Issuance of common stock under employee stock incentive plans
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures
Issuance of common stock under employee stock purchase plan (in shares)
Stock Issued During Period, Shares, Employee Stock Purchase Plans
Issuance of common stock under employee stock purchase plan
Stock Issued During Period, Value, Employee Stock Purchase Plan
Stock Repurchased and Retired During Period, Shares
Stock Repurchased and Retired During Period, Shares
Stock Repurchased and Retired During Period, Value
Stock Repurchased and Retired During Period, Value
Stock Issued During Period, Shares, New Issues
Stock Issued During Period, Shares, New Issues
Stock Issued During Period, Value, New Issues
Stock Issued During Period, Value, New Issues
Stock-based compensation
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition
Tax shortfall from employee stock plan awards
Adjustments to Additional Paid in Capital, Income Tax Deficiency from Share-based Compensation
Share-based business combination consideration
Adjustments to Additional Paid in Capital, Share-based Compensation, Options Assumed In Acquistion
Adjustments to Additional Paid in Capital, Share-based Compensation, Options Assumed In Acquistion
Pension benefit plan, net of tax
Ending Balance (in shares)
Ending Balance
Radar End User Applications
Radar End User Applications [Member]
Radar End User Applications [Member]
Electronic Warfare End User Applications
Electronic Warfare End User Applications [Member]
Electronic Warfare End User Applications [Member]
Other End User Applications
Other End User Applications [Member]
Other End User Applications [Member]
Schedule of Segment Reporting Information, by Segment [Table]
Schedule of Segment Reporting Information, by Segment [Table]
SEWIP
SEWIP Program [Member]
SEWIP Program [Member]
Aegis
Aegis Program [Member]
Aegis Program [Member]
Patriot
Patriot Program [Member]
Patriot Program [Member]
F-35
F-35 Program [Member]
F-35 Program [Member]
Program Concentration Risk
Program Concentration Risk [Member]
Program Concentration Risk [Member]
Segment Reporting Information [Line Items]
Segment Reporting Information [Line Items]
Fair Value Measurements, Recurring and Nonrecurring [Table]
Fair Value Measurements, Recurring and Nonrecurring [Table]
Measurement Frequency
Measurement Frequency [Axis]
Fair Value, Measurement Frequency [Domain]
Fair Value, Measurement Frequency [Domain]
Fair Value, Measurements, Recurring
Fair Value, Measurements, Recurring [Member]
Fair Value, Hierarchy
Fair Value, Hierarchy [Axis]
Fair Value, Measurements, Fair Value Hierarchy [Domain]
Fair Value Hierarchy [Domain]
Level 1
Fair Value, Inputs, Level 1 [Member]
Level 2
Fair Value, Inputs, Level 2 [Member]
Level 3
Fair Value, Inputs, Level 3 [Member]
Asset Class [Axis]
Asset Class [Axis]
Asset Class [Domain]
Asset Class [Domain]
Certificates of Deposit [Member]
Certificates of Deposit [Member]
Measurement Basis [Axis]
Measurement Basis [Axis]
Fair Value Measurement [Domain]
Fair Value Measurement [Domain]
Portion at Fair Value Measurement [Member]
Portion at Fair Value Measurement [Member]
Fair Value
Estimate of Fair Value Measurement [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets:
Assets, Fair Value Disclosure [Abstract]
Fair value measurement disclosure
Assets, Fair Value Disclosure
Accumulated other comprehensive income adjustment for foreign currency
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax
Accumulated other comprehensive income adjustment for pension plans
Accumulated other comprehensive income, available-for-sale securities gains (losses)
Accumulated Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax