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Basis of Presentation and Summary of Significant Accounting Policies - Concentration of Credit Risk (Details) - Customer Concentration Risk
3 Months Ended
Mar. 31, 2020
customer
Accounts Receivable  
Concentration Risk [Line Items]  
Number of customers 5
Concentration risk (as a percent) 52.00%
Sales Revenue, Net  
Concentration Risk [Line Items]  
Number of customers 5
Concentration risk (as a percent) 55.00%