Note 11 - Other Comprehensive Income (Loss) - Summary of Other Comprehensive Loss (Details) - USD ($) $ in Thousands	12 Months Ended
Mar. 31, 2023	Mar. 31, 2022
Cash flow hedges, before tax	$ 13,121	$ 1,212
Cash flow hedges, tax	(3,169)	(292)
Cash flow hedges	9,952	920
Other comprehensive income (loss), before tax	13,121	1,212
Other comprehensive income (loss), tax	(3,169)	(292)
Other Comprehensive Income (Loss)	$ 9,952	$ 920

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

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