Other Income and Expense - Other Expense (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Schedule of other expense [Line Items]
Other Expenses	$ 12	$ 10	$ 38	$ 51
Other Expense [Member]
Schedule of other expense [Line Items]
Sales-type and Direct Financing Leases, Profit (Loss)	0	0	0	20
Gain (Loss) Related to Litigation Settlement	0	8	1	8
Other Nonoperating Expense	6	2	7	14
Other Expenses	12	10	38	51
Gain (Loss) on Disposition of Other Assets	3	0	12	9
Other Income [Member]
Schedule of other expense [Line Items]
Insured Event, Gain (Loss)	0	0	0	16
Litigation Settlement, Amount Awarded from Other Party	0	0	3	6
Asset Acquisition of a VIE, Contingent Consideration, Remeasurement Gain	0	0	0	3
Allowance for Funds Used During Construction, Capitalized Interest	5	4	11	9
Proceeds, Financing Receivable, Previously Written Off, Recovery	0	0	0	5
Gain (Loss) on Disposition of Other Assets	1	0	3	0
Other Income [Member] | Valuation, Market Approach
Schedule of other expense [Line Items]
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain	$ 0	$ 0	$ 0	$ 26