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The Company and Summary of Significant Accounting Policies - Concentrations of Risk Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Customer concentration risk | Gross accounts receivable | Three Customers    
Concentration Risk [Line Items]    
Percentage of gross accounts receivable (as a percent) 74.00% 74.00%
Customer concentration risk | Gross accounts receivable | ESSDS    
Concentration Risk [Line Items]    
Percentage of gross accounts receivable (as a percent) 55.00% 52.00%
Customer concentration risk | Gross accounts receivable | McKesson    
Concentration Risk [Line Items]    
Percentage of gross accounts receivable (as a percent) 10.00% 12.00%
Customer concentration risk | Gross accounts receivable | Cardinal    
Concentration Risk [Line Items]    
Percentage of gross accounts receivable (as a percent) 9.00% 10.00%
Foreign Exchange Forward | Derivatives not designated as hedging instruments    
Concentration Risk [Line Items]    
Notional amount $ 610.1 $ 347.2
Net liability fair value $ 4.7