Note C - Finance Receivables, Net - Changes in the Finance Receivables Allowance for Credit Losses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Oct. 31, 2024	Oct. 31, 2023	Oct. 31, 2024	Oct. 31, 2023
Balance at beginning of period			$ 331,260	$ 299,608
Provision for credit losses	$ 99,522	$ 135,395	194,945	231,718
Charge-offs	(250,057)	(255,685)	(250,057)	(255,685)
Recovered collateral			60,545	68,689
Balance at end of period	$ 336,693	$ 344,330	$ 336,693	$ 344,330