Summary of Significant Accounting Policies - Revenue and Accounts Receivable By Major Customer (Details) - Customer Concentration Risk	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Total revenues
Concentration Risk [Line Items]
Percentage of concentration	100.00%	100.00%	100.00%	100.00%
Total revenues | Teva
Concentration Risk [Line Items]
Percentage of concentration	36.00%	64.00%	29.00%	65.00%
Total revenues | Customer A
Concentration Risk [Line Items]
Percentage of concentration	19.00%	10.00%	19.00%	9.00%
Total revenues | Customer B
Concentration Risk [Line Items]
Percentage of concentration	7.00%	8.00%	12.00%	8.00%
Total revenues | Customer C
Concentration Risk [Line Items]
Percentage of concentration	12.00%	4.00%	13.00%	4.00%
Total revenues | Customer D
Concentration Risk [Line Items]
Percentage of concentration	7.00%	9.00%	9.00%	10.00%
Total revenues | Other
Concentration Risk [Line Items]
Percentage of concentration	19.00%	5.00%	18.00%	4.00%
Accounts receivable
Concentration Risk [Line Items]
Percentage of concentration			100.00%		100.00%
Accounts receivable | Teva
Concentration Risk [Line Items]
Percentage of concentration			32.00%		63.00%
Accounts receivable | Customer A
Concentration Risk [Line Items]
Percentage of concentration			21.00%		13.00%
Accounts receivable | Customer B
Concentration Risk [Line Items]
Percentage of concentration			18.00%		13.00%
Accounts receivable | Customer C
Concentration Risk [Line Items]
Percentage of concentration			6.00%		2.00%
Accounts receivable | Customer D
Concentration Risk [Line Items]
Percentage of concentration			4.00%		2.00%
Accounts receivable | Other
Concentration Risk [Line Items]
Percentage of concentration			19.00%		7.00%