Income Taxes - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Income Tax Disclosure [Line Items]
Deferred tax asset	$ 83,500	$ 80,500
Deferred tax liability	17,746	16,561
Deferred federal, state and local, tax expense (benefit)	400	(800)
Indefinite-lived Intangible Assets
Income Tax Disclosure [Line Items]
Deferred tax liability	6,300	5,400
Federal
Income Tax Disclosure [Line Items]
Net NOL carryforwards	307,300	327,800
Net operating loss carryforwards	66,200
Net operating loss carryforwards, no expiration	241,100	237,500
State
Income Tax Disclosure [Line Items]
Net NOL carryforwards	212,000	216,700
Net operating loss carryforwards	169,100
Net operating loss carryforwards, no expiration	$ 42,900	$ 63,700