Finance Receivables, Net - Summary of Changes in the Finance Receivables Allowance for Credit Losses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2025	Oct. 31, 2024
Receivables [Abstract]
Balance at beginning of period			$ 323,100	$ 331,260
Provision for credit losses	$ 119,074	$ 99,522	222,109	194,945
Charge-offs			(269,427)	(250,057)
Recovered collateral			63,045	60,545
Balance at end of period	$ 338,827	$ 336,693	$ 338,827	$ 336,693