Segment Reporting (Income from Operations Reconciliation) (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 29, 2020	Mar. 31, 2019
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Income (loss) from operations	$ (41,568)	$ 82,494
Other expense, net	(793)	(168)
Interest expense, net	(11,708)	(11,181)
(Loss) income before (benefit) provision for income taxes	(54,069)	71,145
Operating segments [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Income (loss) from operations	18,166	126,755
Operating segments [Member] \| U.S. segment [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Income (loss) from operations	11,379	113,035
Operating segments [Member] \| International segment [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Income (loss) from operations	6,787	13,720
Corporate, non-segment [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Income (loss) from operations	$ (59,734)	$ (44,261)

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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