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v3.19.1

Schedule of Segment Reporting Information by Segment Charges (Detail) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2019 | Apr. 01, 2018
Segment Reporting Information [Line Items] |  |
Acquisition related costs | $ 1,300 | $ 800
Restructuring and other-employee severance | 5,112 | (313)
Contingent consideration adjustment | 2,970 | (4,968)
Universal Robots (UR) |  |
Segment Reporting Information [Line Items] |  |
Contingent consideration adjustment | 3,000 | 5,000
Mobile Industrial Robots (MiR) |  |
Segment Reporting Information [Line Items] |  |
Contingent consideration adjustment | 800 |
Semiconductor Test |  |
Segment Reporting Information [Line Items] |  |
Cost of revenues-inventory charge | 1,174 | 2,166
Semiconductor Test | Severance And Benefits |  |
Segment Reporting Information [Line Items] |  |
Restructuring and other-employee severance | 567 | 3,761
System Test |  |
Segment Reporting Information [Line Items] |  |
Cost of revenues-inventory charge | 468 | 320
Industrial Automation |  |
Segment Reporting Information [Line Items] |  |
Acquisition related costs | 1,261 |
Cost of revenues-inventory charge | 416 | 200
Wireless Test |  |
Segment Reporting Information [Line Items] |  |
Cost of revenues-inventory charge | 339 | 836
Corporate And Eliminations | Restructuring and other |  |
Segment Reporting Information [Line Items] |  |
Acquisition related costs |  | 774
Corporate And Eliminations | Universal Robots (UR) | Restructuring and other |  |
Segment Reporting Information [Line Items] |  |
Contingent consideration adjustment |  | $ (4,968)
Corporate And Eliminations | Mobile Industrial Robots (MiR) | Restructuring and other |  |
Segment Reporting Information [Line Items] |  |
Contingent consideration adjustment | $ 3,003 |

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=84229725&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/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -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 Amount of restructuring charges, remediation cost, and asset impairment loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 + Details
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