CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY Statement - USD ($) $ in Thousands	Total	Cumulative Effect, Period of Adoption, Adjustment	Common Stock	Common Stock Cumulative Effect, Period of Adoption, Adjustment	Paid-in Capital	Paid-in Capital Cumulative Effect, Period of Adoption, Adjustment	Treasury Stock	Treasury Stock Cumulative Effect, Period of Adoption, Adjustment	Retained Earnings	Retained Earnings Cumulative Effect, Period of Adoption, Adjustment	Accumulated Other Comprehensive Income (loss)	Accumulated Other Comprehensive Income (loss) Cumulative Effect, Period of Adoption, Adjustment
Balance, Beginning at Dec. 28, 2019	$ 1,946,814		$ 145		$ 387,402		$ (451,262)		$ 2,361,462		$ (350,933)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	73,779		0		0		0		73,779		0
Currency translation adjustment	(48,916)		0		0		0		0		(48,916)
Change in unrecognized pension benefit costs, net of tax	14,808		0		0		0		0		14,808
Unrealized gain on interest rate swaps, net of tax	(25,219)		0		0		0		0		(25,219)
Stock compensation	4,159		0		4,159		0		0		0
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs	3,881		0		3,881		0		0		0
Purchase of treasury stock	(74,600)		0		0		(74,600)		0		0
Balance, Ending at Mar. 28, 2020	1,894,706		145		395,442		(525,862)		2,435,241		(410,260)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Adoption of ASU 2020-06 (1) | Accounting Standards Update 2020-06		$ (74,375)		$ 0		$ (79,430)		$ 0		$ 5,055		$ 0
Balance, Beginning at Jan. 02, 2021	1,976,649		147		433,308		(537,134)		2,568,756		(488,428)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	89,263		0		0		0		89,263		0
Currency translation adjustment	(10,614)		0		0		0		0		(10,614)
Change in unrecognized pension benefit costs, net of tax	(3,970)		0		0		0		0		(3,970)
Unrealized gain on interest rate swaps, net of tax	12,412		0		0		0		0		12,412
Stock compensation	7,609		0		7,609		0		0		0
Purchase of treasury stock	(1,762)		0		0		(1,762)		0		0
Balance, Ending at Apr. 03, 2021	$ 1,995,212		$ 147		$ 361,487		$ (538,896)		$ 2,663,074		$ (490,600)