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Debt - Financing Activity and Covenants - Additional Information (Details)
$ in Millions
Dec. 31, 2019
USD ($)
Debt Instrument [Line Items]  
Line of credit facility, remaining borrowing capacity $ 793
Covenant restrictions [Abstract]  
Maximum consolidated leverage ratio 4.5
Consolidated net leverage ratio 2.9
Minimum required consolidated interest coverage ratio 3.0
Consolidated interest coverage ratio 5.9
2017 Revolving Credit Facility [Member]  
Debt Instrument [Line Items]  
Line of credit facility, remaining borrowing capacity $ 800
Revolving Credit Facility [Member]  
Debt Instrument [Line Items]  
Line of credit facility, remaining borrowing capacity 766
Letters of credit outstanding, amount 34
Accounts Receivable Securitization [Member]  
Debt Instrument [Line Items]  
Line of credit facility, remaining borrowing capacity $ 27