INCOME TAXES, Deferred Tax Assets and Deferred Tax Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Mar. 31, 2023
Deferred tax assets [Abstract]
Accrued vacation	$ 2,666	$ 2,251
Deferred revenue	6,934	5,448
Allowance for credit losses	1,278	1,063
Restricted stock	738	654
Other deferred tax assets	1,737	1,697
Accrued bonus	2,641	2,323
Lease liabilities	4,503	3,939
Other credits and carryforwards	251	277
Gross deferred tax assets	20,748	17,652
Less: valuation allowance	(70)	(112)
Net deferred tax assets	20,678	17,540
Deferred tax liabilities [Abstract]
Property and equipment	(2,724)	(2,926)
Operating leases	(3,889)	(3,789)
Prepaid expenses	(1,807)	(1,729)
Right-of-use assets	(4,113)	(3,885)
Tax deductible goodwill	(2,525)	(2,244)
Total deferred tax liabilities	(15,058)	(14,573)
Net deferred tax asset	$ 5,620	$ 2,967