Note A - Description of Business and Summary of Significant Accounting Policies - Contract with Customer Balances (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2023
Costs in excess of billings, net	$ 6,988	$ 5,216	$ 0
Trade accounts receivable, net	58,941	52,207	54,760
Total contract assets	65,929	57,423	54,760
Customer deposits	13,538	26,540	22,937
Deferred revenue	29,664	2,025	0
Contract with customer liability	$ 43,202	$ 28,565	$ 22,937