Revenue Recognition and Accounts Receivable - Schedule of Net Sales by Major Product Category by Reporting Segment (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenue Recognition And Accounts Receivable [Line Items]
Net sales	$ 113,996	$ 112,428	$ 338,484	$ 339,415
Change	1.40%		(0.30%)
Bone Growth Therapies [Member]
Revenue Recognition And Accounts Receivable [Line Items]
Net sales	$ 46,531	45,168	$ 136,244	137,821
Change	3.00%		(1.10%)
Spinal Implants [Member]
Revenue Recognition And Accounts Receivable [Line Items]
Net sales	$ 25,857	28,151	$ 80,693	83,943
Change	(8.10%)		(3.90%)
Biologics [Member]
Revenue Recognition And Accounts Receivable [Line Items]
Net sales	$ 13,798	12,806	$ 42,686	41,351
Change	7.70%		3.20%
Global Spine [Member]
Revenue Recognition And Accounts Receivable [Line Items]
Net sales	$ 86,186	86,125	$ 259,623	263,115
Change	0.10%		(1.30%)
Global Orthopedics [Member]
Revenue Recognition And Accounts Receivable [Line Items]
Net sales	$ 27,810	$ 26,303	$ 78,861	$ 76,300
Change	5.70%		3.40%