Income Taxes (Schedule Of Income Tax Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2025	Apr. 30, 2024	Apr. 30, 2023
CURRENT
Federal	$ 25,153	$ 34,525	$ 39,180
State	9,836	9,828	12,937
Foreign	1,150	964	998
Total current expense	36,139	45,317	53,115
DEFERRED
Federal	(7,425)	(7,156)	(20,195)
State	(1,436)	(1,866)	(3,869)
Foreign	(196)	(543)	(88)
Total deferred benefit	(9,057)	(9,565)	(24,152)
Total expense	27,082	35,752	28,963
Tax benefit included in other comprehensive income	(2,303)	(1,020)	(50)
Total comprehensive income tax expense	$ 24,779	$ 34,732	$ 28,913