v3.21.1

Equity - AOCI Components (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 02, 2021	Apr. 03, 2020
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	$ (452,106)
Foreign currency translation adjustment	(84,155)	$ (170,317)
Loss on long-term intra-entity foreign currency transactions	31,098	(1,027)
Other comprehensive income (loss) before reclassifications	(40,676)	(159,164)
Amounts reclassified from Accumulated other comprehensive loss	1,055	867
Net current period other comprehensive income (loss)	(39,621)	(158,297)
Ending Balance	(491,727)
Accumulated Other Comprehensive Loss
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(452,106)	(483,845)
Ending Balance	(491,727)	(642,142)
Net Unrecognized Pension and Other Post-Retirement Benefit Cost
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(112,783)	(106,500)
Foreign currency translation adjustment	709	1,672
Loss on long-term intra-entity foreign currency transactions	0	0
Gain (loss) on net investment hedges	0	0
Other comprehensive income (loss) before reclassifications	709	1,672
Amounts reclassified from Accumulated other comprehensive loss	1,055	867
Net current period other comprehensive income (loss)	1,764	2,539
Ending Balance	(111,019)	(103,961)
Foreign Currency Translation Adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(360,977)	(421,889)
Foreign currency translation adjustment	(82,663)	(170,679)
Loss on long-term intra-entity foreign currency transactions	31,098	(1,027)
Gain (loss) on net investment hedges	0	0
Other comprehensive income (loss) before reclassifications	(51,565)	(171,706)
Amounts reclassified from Accumulated other comprehensive loss	0	0
Net current period other comprehensive income (loss)	(51,565)	(171,706)
Ending Balance	(412,542)	(593,595)
Unrealized Gain on Hedging Activities
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	21,654	44,544
Foreign currency translation adjustment	(2,201)	(1,310)
Loss on long-term intra-entity foreign currency transactions	0	0
Gain (loss) on net investment hedges	12,381	12,180
Other comprehensive income (loss) before reclassifications	10,180	10,870
Amounts reclassified from Accumulated other comprehensive loss	0	0
Net current period other comprehensive income (loss)	10,180	10,870
Ending Balance	$ 31,834	$ 55,414

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Other comprehensive income (loss), intra entity foreign currency translation adjustment, adjustments, net of tax.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.

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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity.

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Amount after tax, before reclassification adjustments of other comprehensive income (loss).

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