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Accounts Receivable from Customers (Details) - USD ($)
$ in Millions
9 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Accrued Income Receivable    
Accounts Receivable [Line Items]    
Accounts receivable from contracts with customers $ 227.5 $ 108.9
Minimum    
Accounts Receivable [Line Items]    
Revenue receipt, days after sale 30  
Maximum    
Accounts Receivable [Line Items]    
Revenue receipt, days after sale 90