(Activity Between Company And Entities) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Two Thousand And Fifteen Financing Entities [Member]
Variable Interest Entity [Line Items]
Revenue	[1]			$ 61
Expense	[1]			34
Cash receipts	[2]			95
Cash payments	[3]			38
Two Thousand And Seven Financing Entities [Member]
Variable Interest Entity [Line Items]
Revenue	[4]	$ 146	$ 65	24
Expense	[5]	136	58	24
Cash receipts	[6]	122	28	5
Cash payments	[7]	$ 123	$ 40	$ 16

[1] The revenue and expense are included in Interest expense, net in the accompanying consolidated statement of operations.

[2] The cash receipts are interest received on the Financial assets of variable interest entities.

[3] The cash payments represent interest paid on Current nonrecourse financial liabilities of variable interest entities.

[4] The revenue is included in Interest expense, net, in the accompanying consolidated statement of operations and includes approximately $19 million for the years ended December 31, 2023, 2022 and 2021, respectively, of accretion income for the amortization of the purchase accounting adjustment on the Financial assets of variable interest entities.

[5] The expense is included in Interest expense, net, in the accompanying consolidated statement of operations and includes approximately $7 million for the years ended December 31, 2023, 2022 and 2021 respectively, of accretion expense for the amortization of the purchase accounting adjustment on the Long-term nonrecourse financial liabilities of variable interest entities.

[6] The cash receipts are interest received on the Financial assets of special purpose entities.

[7] The cash payments are interest paid on Nonrecourse financial liabilities of special purpose entities.