EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023
Earnings Per Share [Abstract]
Numerator for basic earnings per share	$ 16,268	$ 23,484	$ 52,987	$ 69,920
Weighted average shares outstanding – basic (in shares)	48,315,228	41,513,773	47,079,617	39,610,643
Net increase in net assets from operations – basic (in usd per share)	$ 0.34	$ 0.57	$ 1.13	$ 1.77
Adjustment for interest and amortization on 2029 Convertible Notes	$ 1,946	$ 0	$ 1,946	$ 0
Numerator for diluted earnings per share	$ 18,214	$ 23,484	$ 54,933	$ 69,920
Adjustment for dilutive effect of 2029 Convertible Notes	5,807,000	0	1,943,000	0
Weighted average shares outstanding – diluted (in shares)	54,121,844	41,513,773	49,022,194	39,610,643
Net increase in net assets from operations – diluted (in usd per share)	$ 0.34	$ 0.57	$ 1.12	$ 1.77