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Debt and Other Financing Arrangements - Accounts Receivable Securitization (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Debt Instrument [Line Items]      
Accounts receivable outstanding and derecognized $ 1,100   $ 1,000
Deferred purchase price receivable 37   33
Proceeds from factoring qualifying as sales 1,200 $ 1,200  
Accounts Receivable Securitization Programs      
Debt Instrument [Line Items]      
Borrowings on securitization programs 8   $ 4
Interest Expense      
Debt Instrument [Line Items]      
Loss on sale of receivables $ 6 $ 8