COMMITMENTS AND CONTINGENCIES - Unfunded Debt Commitments (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Mar. 31, 2023
Gain Contingencies [Line Items]
Total Unfunded Debt Commitments	$ 133,209	$ 124,637
2024
Gain Contingencies [Line Items]
Total Unfunded Debt Commitments	7,666	31,625
2025
Gain Contingencies [Line Items]
Total Unfunded Debt Commitments	21,762	10,637
2026
Gain Contingencies [Line Items]
Total Unfunded Debt Commitments	9,777	6,712
2027
Gain Contingencies [Line Items]
Total Unfunded Debt Commitments	27,473	38,062
2028
Gain Contingencies [Line Items]
Total Unfunded Debt Commitments	35,982	35,318
2029
Gain Contingencies [Line Items]
Total Unfunded Debt Commitments	$ 30,549	$ 2,283