Summary Financial Information (OCI Statement) (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2020
Net income	$ 29,660	$ 9,106	$ 59,672
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	(6,303)	12,583	(9,004)
Change in derivatives qualifying as hedges, net of tax	77	96	1,602
Adjustments [Abstract]
Total other comprehensive income (loss)	10,087	54,364	(31,298)
Comprehensive income	$ 39,747	$ 63,470	$ 28,374