XML 59 R107.htm IDEA: XBRL DOCUMENT v3.20.1
Accounts Receivable - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2018
Dec. 31, 2019
Accounts Receivable and Allowance for Doubtful Accounts [Abstract]    
Accounts Receivable Gross Current $ 207.3 $ 387.7
Business Combination, Acquired Receivables, Estimated Uncollectible   $ 5.0
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Reclassification Of Allowance For Doubtful Accounts, Other Assets $ 0.3