Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 17,383	$ 7,896	$ 10,251	$ (3,445)
Other comprehensive income (loss):
Cumulative translation adjustments	(310)	(52)	(561)	(33)
Changes in market value of investments:
Changes in unrealized losses, net of tax of $0, $0, $3, and $2, respectively	0	0	(11)	(5)
Total net change in market value of investments	0	0	(11)	(5)
Changes in market value of derivatives:
Changes in market value of derivatives, net of (benefit) taxes of ($237), ($9), ($283), and $30, respectively	(762)	(33)	(910)	97
Reclassification adjustment for net gains (losses) included in net income (loss), net of taxes (benefit) of $51, $9, $89, and ($15), respectively	163	31	285	(50)
Total net change in market value of derivatives	(599)	(2)	(625)	47
Other comprehensive income (loss)	(909)	(54)	(1,197)	9
Total comprehensive income (loss)	$ 16,474	$ 7,842	$ 9,054	$ (3,436)