CONSOLIDATED STATEMENTS OF NET (LOSS) INCOME - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 27, 2025	Dec. 28, 2024	Dec. 30, 2023
Income Statement [Abstract]
Net sales	$ 2,386,294	$ 2,190,768	$ 2,362,657
Cost of sales	1,480,251	1,403,226	1,462,416
Gross profit	906,043	787,542	900,241
Selling, general, and administrative expenses	381,773	350,421	354,655
Research and development expenses	106,899	107,773	102,429
Amortization of intangibles	59,793	62,127	65,794
Restructuring, impairment, and other charges	320,050	108,441	16,501
Total operating expenses	868,515	628,762	539,379
Operating income	37,528	158,780	360,862
Interest expense	34,303	38,717	39,866
Foreign exchange loss (gain)	(16,612)	9,230	(12,299)
Other income, net	(16,994)	(22,570)	(19,901)
Income before income taxes	3,607	151,863	328,598
Income taxes	75,307	51,673	69,113
Net (loss) income	$ (71,700)	$ 100,190	$ 259,485
(Loss) income per share:
Basic (in dollars per share)	$ (2.89)	$ 4.04	$ 10.44
Diluted (in dollars per share)	$ (2.89)	$ 4.00	$ 10.34
Weighted average shares and equivalent shares outstanding:
Basic (in shares)	24,817	24,821	24,854
Diluted (in shares)	24,817	25,039	25,102