Significant Accounting Policies - Income Taxes (Details) - USD ($)	12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Income Tax Disclosure [Abstract]
Minimum percentage of qualifying income of non-taxable subsidiaries	90.00%
Deferred tax liability	$ 38,000,000	$ 40,700,000
Deferred tax benefit	$ 1,200,000	$ 2,300,000
Effective tax rate	31.70%	27.50%
Uncertain tax positions	$ 0	$ 0