Receivables, Allowance for Credit Losses and Credit Quality of Receivables - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2020	Dec. 31, 2019	Sep. 30, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts and notes receivable, net	$ 686	$ 686		$ 808
Allowance for Loan and Lease Losses, Period Increase (Decrease)	1	41
Notes receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts and notes receivable, net	686	686	$ 808
Extended Maturity
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, before Allowance for Credit Loss	140	140
Latin America
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, before Allowance for Credit Loss	116	116
Accounts Receivable, after Allowance for Credit Loss	75	75
Latin America | Balances Over 90 days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, before Allowance for Credit Loss	55	55
Accounts Receivable, after Allowance for Credit Loss	$ 25	$ 25