Long-Term Investments - Schedule Of Net Investment In Leveraged Leases (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Schedule of Investments [Line Items]
Net Investments in Leases	$ 107	$ 117
Energy Holdings [Member]
Schedule of Investments [Line Items]
Lease Receivables (net of Non-Recourse Debt)	178	200
Estimated Residual Value of Leased Assets	0	0
Total Investment in Rental Receivables	178	200
Unearned and Deferred Income	(40)	(50)
Gross Investments in Leases	138	150
Deferred Tax Liabilities	(31)	(33)
Net Investments in Leases	$ 107	$ 117