Debt (Schedule of Funding Vehicles) (Details) - USD ($) $ in Thousands	Sep. 12, 2025	Aug. 31, 2025	Feb. 28, 2025
Debt Instrument [Line Items]
Non-recourse Notes Payable		$ 17,056,916	$ 17,119,758
Warehouse Facility One
Debt Instrument [Line Items]
Warehouse Facilities Maximum Borrowing Capacity	$ 2,550,000	2,300,000
Warehouse Facility Two
Debt Instrument [Line Items]
Warehouse Facilities Maximum Borrowing Capacity		3,100,000
Warehouse Facility Three
Debt Instrument [Line Items]
Warehouse Facilities Maximum Borrowing Capacity		700,000
Warehouse Facilities [Member]
Debt Instrument [Line Items]
Warehouse Facilities Maximum Borrowing Capacity		6,100,000
Debt Instrument, Unused Borrowing Capacity, Amount		2,530,000
Non-recourse Notes Payable		3,570,000
Term Securitizations Debt [Member]
Debt Instrument [Line Items]
Non-recourse Notes Payable		$ 13,490,000