XML 50 R98.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Supplemental Financial Information (Accounts Receivable, Net) (Details) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Supplemental Information For Property, Casualty Insurance Underwriters [Line Items]    
Accounts receivable $ 526.7 $ 348.1
Allowance for doubtful accounts (6.0) (3.4)
Accounts receivable, net 520.7 344.7
Trade [Member]    
Supplemental Information For Property, Casualty Insurance Underwriters [Line Items]    
Accounts receivable 466.4 301.7
Other Credit Derivatives [Member]    
Supplemental Information For Property, Casualty Insurance Underwriters [Line Items]    
Accounts receivable $ 60.3 $ 46.4