Fair Value (Instruments Not Measured at Fair Value) (Details) - USD ($) $ in Millions		Jun. 30, 2023	Dec. 31, 2022
Estimate of Fair Value Measurement [Member]
Assets, Fair Value Disclosure [Abstract]
Accounts receivable - noncurrent	[1]	$ 338	$ 294
Liabilities, Fair Value Disclosure [Abstract]
Non-recourse debt, including $2,032 and $2,295, respectively, related to variable interest entities		20,540	18,527
Recourse debt		5,093	3,505
Carrying Amount [Member]
Assets, Fair Value Disclosure [Abstract]
Accounts receivable - noncurrent	[1]	295	255
Liabilities, Fair Value Disclosure [Abstract]
Non-recourse debt, including $2,032 and $2,295, respectively, related to variable interest entities		20,872	19,429
Recourse debt		5,476	3,894
Non-recourse debt, including $2,032 and $2,295, respectively, related to variable interest entities		18,622	17,846
Level 1 [Member] | Estimate of Fair Value Measurement [Member]
Assets, Fair Value Disclosure [Abstract]
Accounts receivable - noncurrent		0	0
Liabilities, Fair Value Disclosure [Abstract]
Non-recourse debt, including $2,032 and $2,295, respectively, related to variable interest entities		0	0
Recourse debt		0	0
Level 2 [Member] | Estimate of Fair Value Measurement [Member]
Assets, Fair Value Disclosure [Abstract]
Accounts receivable - noncurrent		0	0
Liabilities, Fair Value Disclosure [Abstract]
Non-recourse debt, including $2,032 and $2,295, respectively, related to variable interest entities		19,084	17,089
Recourse debt		5,093	3,505
Level 3 [Member] | Estimate of Fair Value Measurement [Member]
Assets, Fair Value Disclosure [Abstract]
Accounts receivable - noncurrent	[1]	338	294
Liabilities, Fair Value Disclosure [Abstract]
Non-recourse debt, including $2,032 and $2,295, respectively, related to variable interest entities		1,456	1,438
Recourse debt		$ 0	$ 0

[1] These amounts primarily relate to amounts impacted by the Stabilization Funds enacted by the Chilean government, and are included in Other noncurrent assets in the accompanying Condensed Consolidated Balance Sheets.