INCOME TAXES - Reconciliation of Income taxes Computed at the Statutory Federal Income Tax Rate to Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2023
Reconciliation of income taxes to the statutory rate [Abstract]
Income tax expense computed at the US statutory federal rate	$ 31,256	$ 33,830	$ 34,224
State income tax expense—net of federal benefit	7,722	9,624	8,754
Non-deductible executive compensation	2,020	1,718	1,708
Other	(137)	145	(1,068)
Provision for income taxes	$ 40,861	$ 45,317	$ 43,618
Effective income tax rate	27.50%	28.10%	26.80%