Quarterly Financial Information [Line Items]

No definition available.

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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.

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-SubTopic 10
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-Paragraph 23
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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

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-Subparagraph (a)
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-SubTopic 30
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-Paragraph 4
-Subparagraph (a)(1)
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- Definition

Amount of gain (loss) from change in actuarial assumptions which (increases) decreases benefit obligation of defined benefit plan. Assumptions include, but are not limited to, interest, mortality, employee turnover, salary, and temporary deviation from substantive plan.

+ References

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-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)(4)
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- Definition

Amount of gain (loss) on termination of lease before expiration of lease term.

+ References

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-Topic 842
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-Paragraph 1
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- Definition

The net amount (to the extent disclosed within this portion of the income statement) by which an insurance settlement exceeds incremental costs incurred from the event causing an interruption of business, plus the insurance award for earnings lost from the event, such as a natural catastrophe, explosion or fire.

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- Definition

The adjustment to reduce the value of existing agreements that specify the lessee's rights to use the leased property. This expense is charged when the estimates of future profits generated by the leased property are reduced.

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- Definition

The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

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- Definition

The charge against earnings resulting from the write down of long lived assets other than goodwill due to the difference between the carrying value and lower fair value.

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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.

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Consolidated Quarterly Statements of Operations (Parenthetical) (Detail) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jul. 01, 2018	Apr. 01, 2018	Dec. 31, 2017	Oct. 01, 2017	Jul. 02, 2017	Apr. 02, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Quarterly Financial Information [Line Items]
Contingent consideration fair value adjustment									$ 987	$ 7,820	$ 15,896
Severance benefit and charges	$ 800	$ 1,700	$ 2,400	$ 3,900	$ 1,800	$ 600	$ 800	$ 600
Acquisition related expense and compensation	500	800	2,500	800					4,500
Impairment of fixed assets					1,100
Pension and post retirement net actuarial (gains) losses	(3,500)	300	(100)		(3,800)		(2,800)
Impairment of Fixed Assets and Expenses Related to the Japan Earthquake
Quarterly Financial Information [Line Items]
Property insurance recovery						5,100				5,100	5,100
Impairment of Fixed Assets and Expenses Related to the Japan Earthquake \| Earthquake Related Expenses
Quarterly Financial Information [Line Items]
Impairment of fixed assets and other expenses						800				800	900
Universal Robots (UR)
Quarterly Financial Information [Line Items]
Contingent consideration fair value adjustment	7,400	$ 800	$ 3,500	$ 5,000	$ 6,000	(300)	$ 1,500	600	(16,700)	$ 7,800	$ 15,300
Mobile Industrial Robots (MiR)
Quarterly Financial Information [Line Items]
Contingent consideration fair value adjustment	$ 17,700								$ 17,700
Wireless Test
Quarterly Financial Information [Line Items]
Lease impairment								$ 1,300
Previously impaired lease termination						$ 400