Other Income and Expense - Other Expense (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Schedule of other expense [Line Items]
Other Expenses	$ 12	$ 29	$ 26	$ 41
Other Expense [Member]
Schedule of other expense [Line Items]
Sales-type and Direct Financing Leases, Profit (Loss)	0	20	0	20
Other Nonoperating Expense	1	4	2	12
Other Expenses	12	29	26	41
Gain (Loss) on Disposition of Other Assets	7	5	9	9
Other Income [Member]
Schedule of other expense [Line Items]
Insured Event, Gain (Loss)	0	16	0	16
Litigation Settlement, Amount Awarded from Other Party	0	6	3	6
Asset Acquisition of a VIE, Contingent Consideration, Remeasurement Gain	0	3	0	3
Allowance for Funds Used During Construction, Capitalized Interest	3	2	6	5
Proceeds, Financing Receivable, Previously Written Off, Recovery	0	5	0	5
Gain (Loss) on Disposition of Other Assets	0	0	2	0
Other Income [Member] | Valuation, Market Approach
Schedule of other expense [Line Items]
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain	$ 0	$ 26	$ 0	$ 26