Income Taxes - Unrecognized Tax Benefits (Details) - USD ($)	12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized tax benefits, beginning of year	$ 1,782,000	$ 2,374,000
Additions for tax positions taken in prior years	0	133,000
Reductions for tax positions taken in prior years	(26,000)	0
Additions for tax positions related to the current year	59,000	103,000
Lapses of statutes of limitations	0	0
Other	(108,000)	(828,000)
Unrecognized tax benefits, end of year	1,707,000	1,782,000
Income tax (benefit) expense of discontinued operations	2,136,000	(29,000)
Unrecognized tax benefits that would impact effective tax rate, if recognized	1,600,000
Income tax penalties and interest expense	(1,900,000)	100,000
Cumulative liability for interest and penalties related to uncertain tax positions	400,000	$ 2,300,000
Previously unrecognized tax benefit likely to be recognized within the next 12 months	$ 0