Auto Loan Receivables (Auto Loan Receivables, Net) (Details) - USD ($) $ in Thousands	May 31, 2022	Feb. 28, 2022	May 31, 2021	Feb. 28, 2021
Non-recourse Notes Payable	$ 15,764,161	$ 15,466,799
Financing Receivable, before Allowance for Credit Loss	16,052,000	15,652,300
Interest Receivable	78,100	67,300
Other	700	3,100
Financing Receivable, Allowance for Credit Loss	458,214	433,030	$ 379,500	$ 411,100
Financing Receivable, after Allowance for Credit Loss	15,672,605	15,289,701
Asset-backed term funding
Financing Receivable, before Allowance for Credit Loss	11,613,300	11,653,800
Warehouse facilities
Financing Receivable, before Allowance for Credit Loss	3,629,900	3,291,900
Overcollateralization
Financing Receivable, before Allowance for Credit Loss	565,100	489,100
Other managed receivables
Financing Receivable, before Allowance for Credit Loss	$ 243,700	$ 217,500