CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 26, 2022	Jun. 27, 2021	Jun. 26, 2022	Jun. 27, 2021
Income Statement [Abstract]
Net revenues	$ 704,542	$ 713,473	$ 1,346,257	$ 1,347,398
Cost of goods sold	315,709	315,917	611,191	605,315
Gross profit	388,833	397,556	735,066	742,083
Selling, general and administrative expenses	216,825	224,159	420,757	427,307
Research and development expenses	36,934	33,283	73,294	63,230
Restructuring and impairment (credits) charges	(83)	11,494	2,322	19,492
Income from continuing operations before interest and taxes	135,157	128,620	238,693	232,054
Interest expense	11,419	16,171	21,837	32,969
Interest income	(229)	(232)	(451)	(891)
Loss on extinguishment of debt	0	12,986	0	12,986
Income from continuing operations before taxes	123,967	99,695	217,307	186,990
Taxes on income from continuing operations	18,412	16,412	34,385	28,840
Income from continuing operations	105,555	83,283	182,922	158,150
Operating loss from discontinued operations	(54)	(46)	(348)	(47)
Tax benefit on operating loss from discontinued operations	(13)	(11)	(81)	(11)
Loss from discontinued operations	(41)	(35)	(267)	(36)
Net income	$ 105,514	$ 83,248	$ 182,655	$ 158,114
Basic:
Income from continuing operations (in dollars per share)	$ 2.25	$ 1.78	$ 3.90	$ 3.39
Loss from discontinued operations (in dollars per share)	0	0	0	(0.01)
Net income (in dollars per share)	2.25	1.78	3.90	3.38
Diluted:
Income from continuing operations (in dollars per share)	2.23	1.76	3.86	3.34
Loss from discontinued operations (in dollars per share)	0	0	0	(0.01)
Net income (in dollars per share)	$ 2.23	$ 1.76	$ 3.86	$ 3.33
Weighted average common shares outstanding
Basic (in shares)	46,901	46,741	46,889	46,719
Diluted (in shares)	47,347	47,433	47,374	47,420