Revenue - Narrative (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022 USD ($) pharmacy	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) pharmacy	Jun. 30, 2021 USD ($)	Dec. 31, 2021 USD ($)
Disaggregation of Revenue [Line Items]
Number of specialty pharmacies | pharmacy	2		2
Allowance for doubtful accounts	$ 6,700		$ 6,700		$ 7,000
Change in estimate of uncollectible (percent)			0.50%
Change in revenue recognized due to 0.5% change in uncollectible percentage			$ 300
Product sales, net	36,826	$ 38,680	72,678	$ 72,307
Implants | Time-and-materials contract | Time-and-materials contract
Disaggregation of Revenue [Line Items]
Product sales, net	570	$ 405	$ 1,441	$ 1,255
Change in estimates related to prior periods | Implants | Time-and-materials contract | Time-and-materials contract
Disaggregation of Revenue [Line Items]
Product sales, net	$ 1,400