Business Segment Information - Summary of EBIDTA by Reporting Segment (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	$ 19,489	$ 18,398
Interest expense, net	4,506	4,558
Depreciation and amortization	34,431	14,862
Share-based compensation expense	6,469	8,800
Foreign exchange impact	(1,044)	1,588
SeaSpine merger-related costs	1,130	4,479
Restructuring costs and impairments related to M6 product lines	12,126
Strategic investments	3,514	120
Acquisition-related fair value adjustments	(610)	4,217
Interest and loss on investments		(260)
Litigation and investigation costs	3,042	2,260
Succession charges		2,210
Loss before income taxes	(52,133)	(35,169)
Global Spine [Member]
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	19,516	19,889
Global Orthopedics [Member]
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	(27)	(1,491)
Operating Segments [Member]
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	193,646	188,608
Non-GAAP cost of sales	56,458	55,700
Non-GAAP Sales, general, and administrative	110,458	109,959
Non-GAAP Research and development	14,476	19,258
Other segment expenses (benefits)	4,269	(75)
Non-GAAP Depreciation, amortization, and share-based compensation expense	11,504	14,632
Operating Segments [Member] | Global Spine [Member]
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	163,836	161,293
Non-GAAP cost of sales	44,587	44,854
Non-GAAP Sales, general, and administrative	92,538	91,813
Non-GAAP Research and development	11,623	15,946
Other segment expenses (benefits)	4,444	32
Non-GAAP Depreciation, amortization, and share-based compensation expense	8,872	11,241
Operating Segments [Member] | Global Orthopedics [Member]
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	29,810	27,315
Non-GAAP cost of sales	11,871	10,846
Non-GAAP Sales, general, and administrative	17,920	18,146
Non-GAAP Research and development	2,853	3,312
Other segment expenses (benefits)	(175)	(107)
Non-GAAP Depreciation, amortization, and share-based compensation expense	2,632	3,391
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	$ 8,058	$ 10,733