Receivables (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Certain Customers
Schedule Of Financial Receivables [Line Items]
Accounts receivables sold	$ 127	$ 103	$ 350	$ 267
Accounts receivable remaining outstanding	123		123
Receivables Sale Program
Schedule Of Financial Receivables [Line Items]
Net cash funding received during the period				44
Amount of cash draws under arrangement during the period				41
Amount of cash repayments under arrangement during the period				$ 85
Receivables Purchase Agreement
Schedule Of Financial Receivables [Line Items]
Accounts receivable securitization	325		325		$ 325
Accounts receivable securitization amount drawn	250		250		250
Financing receivables, held as collateral	161		161		$ 79
Accounts receivables sold	$ 453		$ 1,354