XML 36 R26.htm IDEA: XBRL DOCUMENT v3.21.1
Accounting Policies - Percentage of Net Product Sales and Accounts Receivable Balance (Details) - Customer Concentration Risk
3 Months Ended
Mar. 31, 2021
Revenue Benchmark  
Product Information [Line Items]  
Concentration risk percentage 99.10%
Revenue Benchmark | Largest Customer  
Product Information [Line Items]  
Concentration risk percentage 47.40%
Revenue Benchmark | Second Largest Customer  
Product Information [Line Items]  
Concentration risk percentage 32.70%
Revenue Benchmark | Third Largest Customer  
Product Information [Line Items]  
Concentration risk percentage 19.00%
Accounts Receivable  
Product Information [Line Items]  
Concentration risk percentage 99.40%
Accounts Receivable | Largest Customer  
Product Information [Line Items]  
Concentration risk percentage 53.60%
Accounts Receivable | Second Largest Customer  
Product Information [Line Items]  
Concentration risk percentage 34.50%
Accounts Receivable | Third Largest Customer  
Product Information [Line Items]  
Concentration risk percentage 11.30%