Note M - Other Comprehensive Income - Summary of Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Cash flow hedges, before tax	$ 0	$ 2,081	$ 418	$ 11,540
Cash flow hedges, tax	0	(503)	(101)	(2,788)
Cash flow hedges	0	1,578	317	8,752
Other comprehensive income (loss), before tax	0	2,081	418	11,540
Other comprehensive income (loss), tax	0	(503)	(101)	(2,788)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent	$ 0	$ 1,578	$ 317	$ 8,752

Amount before tax of other comprehensive income (loss) attributable to parent entity.

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Amount, after tax and reclassification, of gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness, attributable to parent.

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