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Schedule of Segment Reporting Information by Segment Charges (Detail) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Apr. 02, 2017 | Apr. 03, 2016
Segment Reporting Information [Line Items] |  |
Restructuring and other | $ 2,511 | $ 1,587
Contingent consideration adjustment | 634 | 1,173
Universal Robots |  |
Segment Reporting Information [Line Items] |  |
Contingent consideration adjustment | 600 | 1,200
Semiconductor Test |  |
Segment Reporting Information [Line Items] |  |
Cost of revenues-inventory charge | 1,319 | 3,685
Restructuring and other | (265) | 414
Corporate And Eliminations |  |
Segment Reporting Information [Line Items] |  |
Restructuring and other | 205 |
Corporate And Eliminations | Universal Robots | Restructuring and other |  |
Segment Reporting Information [Line Items] |  |
Contingent consideration adjustment | 634 | 1,173
Industrial Automation |  |
Segment Reporting Information [Line Items] |  |
Restructuring and other | 624 |
Wireless Test |  |
Segment Reporting Information [Line Items] |  |
Cost of revenues-inventory charge | 522 | $ 605
Restructuring and other | $ 1,313 |

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- Definition Amount of restructuring charges, remediation cost, and asset impairment loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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