Segment Information - Results and Reconciliation of Operating Loss to Adjusted EBITDA (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Oct. 01, 2021	Sep. 30, 2022	Oct. 01, 2021
Net sales	$ 383,814	$ 359,923	$ 1,154,388	$ 1,027,130
Adjusted EBITDA (non-GAAP)	57,209	56,472	161,126	144,371
Operating loss (GAAP)	(17,919)	(16,107)	(42,993)	(44,589)
Restructuring and other related charges	2,989	2,230	8,497	5,193
MDR and other costs	3,600	1,902	10,648	5,574
Strategic transaction costs	8,146	11,362	32,549	15,780
Stock-based compensation	7,205	6,253	21,734	19,000
Depreciation and other amortization	18,159	18,397	56,109	51,639
Amortization of acquired intangibles	31,993	31,025	94,603	88,067
Insurance settlement (gain) loss	975	0	(32,059)	0
Inventory step-up	2,061	1,410	12,038	3,707
Cost of Sales
Restructuring and other related charges			800
Prevention and Recovery
Net sales	256,502	256,229	765,121	757,822
Adjusted EBITDA (non-GAAP)	39,532	40,432	101,050	94,982
Reconstructive Segment
Net sales	127,312	103,694	389,267	269,308
Adjusted EBITDA (non-GAAP)	$ 17,677	$ 16,040	$ 60,076	$ 49,389