Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net loss	$ (7,132)	$ (11,341)
Other comprehensive income (loss):
Cumulative translation adjustments	(251)	19
Changes in market value of investments:
Changes in unrealized losses, net of tax benefit of ($3), and ($1), respectively	(11)	(5)
Total net change in market value of investments	(11)	(5)
Changes in market value of derivatives:
Changes in market value of derivatives, net of (benefit) taxes of ($46), and $40, respectively	(148)	129
Reclassification adjustment for net gains (losses) included in net loss, net of taxes (benefit) of $38, and ($25), respectively	122	(80)
Total net change in market value of derivatives	(26)	49
Other comprehensive income (loss)	(288)	63
Total comprehensive loss	$ (7,420)	$ (11,278)