Accounts Receivable - Schedule of Accounts Receivable (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Accounts Receivable, after Allowance for Credit Loss [Abstract]
Government receivables	$ 36,575	$ 19,685
Pharmacy rebate receivables	43,931	34,376
Other receivables	4,140	4,562
Total accounts receivable	84,646	58,623
Allowance for credit losses	(119)	(111)
Accounts receivable, net	$ 84,527	$ 58,512