Accounts Receivable, Net - Summary (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable, net	$ 818	$ 883
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Provision	$ 12	$ 116	$ 49
Credit Concentration Risk | Accounts Receivable | Customers
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Concentration risk (percentage)	6.60%	7.20%
Accounts Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Invoiced	$ 660	$ 735
Accrued	216	217
Allowance for doubtful accounts	(58)	(69)	(55)
Accounts receivable, net	818	883
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	69	55
Provision	8	35
Charge-offs	(18)	(22)
Recoveries and other	(1)	1
Ending balance	$ 58	$ 69	$ 55