CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jul. 03, 2021	Jun. 27, 2020	Jul. 03, 2021		Jun. 27, 2020
Revenue from Contract with Customer, Excluding Assessed Tax		$ 808,773	$ 471,977	$ 1,566,831		$ 1,149,436
Cost of sales		505,047	318,851	987,231		746,120
Gross profit		303,726	153,126	579,600		403,316
Selling, General and Administrative Expense		165,711	111,824	320,668		255,766
Restructuring Charges		1,011	2,184	1,805		3,018
Gain (Loss) on Disposition of Assets		287	0	(763)		0
Income from operations	[1]	136,717	39,118	257,890	[2]	144,532	[2]
Net interest expense and deferred financing amortization, net		14,222	21,750	30,289		37,463
Net periodic pension benefit (other than service costs)		(11,532)	(9,766)	(22,905)		(19,855)
Other (income) expense, net		(469)	382	(2,160)		3,708
Earnings before income taxes		134,496	26,752	252,666		123,216
Provision for income taxes		13,911	5,590	42,818		28,275
Net earnings		$ 120,585	$ 21,162	$ 209,848		$ 94,941
Net earnings per share:
Earnings Per Share, Basic		$ 2.18	$ 0.39	$ 3.80		$ 1.72
Earnings Per Share, Diluted		$ 2.13	$ 0.39	$ 3.73		$ 1.72
Weighted average number of shares
Basic (in shares)		55,230,000	54,935,000	55,222,000		55,165,000
Dilutive common stock equivalents (in shares)		1,443,000	22,000	1,098,000		12,000
Diluted (in shares)		56,673,000	54,957,000	56,320,000		55,177,000
Comprehensive income		$ 121,935	$ 35,862	$ 209,026		$ 50,314

[1] Non-operating expenses are not allocated to the operating segments. Non-operating expenses consist of interest expense and deferred financing amortization, foreign exchange gains and losses and other income and expense items outside of income from operations.

[2] Restructuring expenses are allocated in operating income by segment. See note 16 for further details.