Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jul. 05, 2020	Jun. 30, 2019
Operating activities:
Net income	$ 170,827	$ 104,499
Loss from discontinued operations and dispositions, net of income taxes	101	95
Income from continuing operations	170,928	104,594
Adjustments to reconcile net income from continuing operations to net cash provided by continuing operations:
Restructuring and other costs, net	7,016	13,800
Depreciation and amortization	120,047	103,793
Loss (Gain) on disposition of businesses and assets, net	0	2,469
Loss (Gain) on Disposition of Assets, net	485
Stock-based compensation	12,654	12,801
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability	(11,446)	3,161
Amortization of deferred debt financing costs and accretion of discounts	1,642	1,790
Amortization of acquired inventory revaluation	1,485	5,565
Changes in operating assets and liabilities which provided (used) cash, excluding effects from companies purchased and divested:
Accounts receivable, net	4,312	(9,604)
Inventories	(126,707)	(50,450)
Accounts payable	20,907	(39,951)
Accrued expenses and other	(2,677)	(106,425)
Net cash provided by operating activities of continuing operations	198,646	41,543
Net cash used in operating activities of discontinued operations	0	0
Net cash provided by operating activities	198,646	41,543
Investing activities:
Capital expenditures	(37,138)	(36,461)
Proceeds from surrender of life insurance policies	131	0
Payments to Acquire Investments	(7,393)	(868)
Purchases of Licenses	0	(5,000)
Proceeds from Divestiture of Businesses	1,815	550
Activity related to acquisitions, net of cash and cash equivalents acquired	(2,990)	(244,738)
Net cash used in investing activities of continuing operations	(45,575)	(286,517)
Net cash provided by investing activities of discontinued operations	0	0
Net cash used in investing activities	(45,575)	(286,517)
Financing activities:
Payments of borrowings	290,000	578,000
Proceeds from borrowings	188,000	849,550
Payments of debt financing costs	0	(181)
Settlement of cash flow hedges	5,037	(1,659)
Net payments on other credit facilities	(6,036)	(9,806)
Payments for acquisition-related contingent consideration	(5,200)	(23,700)
Proceeds from issuance of common stock under stock plans	10,074	16,554
Purchases of common stock	(6,669)	(6,057)
Dividends paid	(15,572)	(15,507)
Net Cash Provided by (Used in) Financing Activities, Continuing Operations	(120,366)	231,194
Cash Provided by (Used in) Financing Activities, Discontinued Operations	0	0
Net cash (used in) provided by financing activities	(120,366)	231,194
Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	(4,658)	685
Net increase (decrease) in cash, cash equivalents, restricted cash and restricted cash equivalent	28,047	(13,095)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents at beginning of period	191,894	166,315
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents at end of period	219,941	153,220
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract]
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	$ 219,941	$ 153,220