PROPERTY AND EQUIPMENT - Schedule of Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Mar. 31, 2022
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 39,393	$ 45,001
Less accumulated depreciation and amortization	32,308	33,470
Property and equipment, net of accumulated depreciation and amortization	7,085	11,531
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	25,262	28,224
Data processing equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	6,537	7,001
Office furniture and other equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 7,594	$ 9,776