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Restructuring and Other - Additional Information (Detail) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Oct. 04, 2015 USD ($) Employee | Sep. 28, 2014 USD ($) | Oct. 04, 2015 USD ($) Employee | Sep. 28, 2014 USD ($) Employee
Restructuring Cost and Reserve |  |  |  |
Contingent consideration adjustment |  |  | $ (2,600) | $ (630)
Severance benefit and charges | $ 1,100 |  | $ 1,400 | $ 800
Reduction in employees headcount | Employee | 18 |  | 22 | 30
Avionics Interface Technologies, LLC |  |  |  |
Restructuring Cost and Reserve |  |  |  |
Contingent consideration adjustment | $ (1,000) |  | $ (1,000) |
Avionics Interface Technologies, LLC | Corporate And Eliminations |  |  |  |
Restructuring Cost and Reserve |  |  |  |
Contingent consideration adjustment |  |  | (1,000) |
Universal Robots |  |  |  |
Restructuring Cost and Reserve |  |  |  |
Acquisition related costs | $ 100 |  | 1,100 |
ZTEC Instruments, Inc. |  |  |  |
Restructuring Cost and Reserve |  |  |  |
Contingent consideration adjustment |  | $ (600) | (1,600) | $ (600)
ZTEC Instruments, Inc. | Corporate And Eliminations |  |  |  |
Restructuring Cost and Reserve |  |  |  |
Contingent consideration adjustment |  |  | $ (1,600) |

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- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=34752592&loc=d3e1043-128460 + Details
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- Definition Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 4 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e7008-128479 + Details
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- Definition The number of positions eliminated during the period as a result of restructuring activities. + References No definition available. + Details
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- Definition Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.P.3) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a)(10) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section P -Subsection 3, 4 + Details
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