Valuation and Qualifying Accounts (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset [Member]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Valuation Allowances and Reserves, Balance, Beginning Balance	$ 567	$ 235	$ 264
Valuation Allowances and Reserves, Charged to Cost and Expense	5	338	7
Valuation Allowances and Reserves, Charged to Other Accounts	116	6	22
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction	0	0	0
Valuation Allowances and Reserves, Balance, Ending Balance	678	567	235
SEC Schedule, 12-09, Allowance, Loan and Lease Loss, Real Estate [Member]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Valuation Allowances and Reserves, Balance, Beginning Balance	67	51	35
Valuation Allowances and Reserves, Charged to Cost and Expense	38	29	16
Valuation Allowances and Reserves, Charged to Other Accounts	0	0	0
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction	12	13	0
Valuation Allowances and Reserves, Balance, Ending Balance	93	67	51
SEC Schedule, 12-09, Allowance, Loss on Finance Receivable
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Valuation Allowances and Reserves, Balance, Beginning Balance	75	37	31
Valuation Allowances and Reserves, Charged to Cost and Expense	53	52	42
Valuation Allowances and Reserves, Charged to Other Accounts	0	0	0
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction	30	14	36
Valuation Allowances and Reserves, Balance, Ending Balance	$ 98	$ 75	$ 37