Gladstone Investment Corporation Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Cover
- COVER
Financial Statements
Notes to Financial Statements
Accounting Policies
- SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)
Notes Tables
Notes Details

BORROWINGS - Notes Payable (Narrative) (Details)

v3.25.0.1

BORROWINGS - Notes Payable (Narrative) (Details) - USD ($) $ in Thousands	1 Months Ended
	Dec. 31, 2024	May 31, 2023	Aug. 31, 2021	Mar. 31, 2021	Mar. 31, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Aggregate Principal Amount	$ 555,238					$ 419,838
Notes Payable
Debt Instrument [Line Items]
Aggregate Principal Amount	$ 463,738				$ 337,238
Notes Payable \| 5.00% Notes due 2026
Debt Instrument [Line Items]
Interest Rate	5.00%			5.00%	5.00%
Aggregate Principal Amount	$ 127,938			$ 127,900	$ 127,938
Proceeds from issuance of long-term debt				123,800
Borrowings outstanding at cost				$ 4,100
Notes payable, fair value disclosure	$ 127,300				$ 123,900
Notes Payable \| 4.875% Notes due 2028
Debt Instrument [Line Items]
Interest Rate	4.875%		4.875%		4.875%
Aggregate Principal Amount	$ 134,550		$ 134,600		$ 134,550
Proceeds from issuance of long-term debt			131,300
Borrowings outstanding at cost			$ 3,300
Notes payable, fair value disclosure	$ 127,300				$ 123,700
Notes Payable \| 8.00% 2028 Notes
Debt Instrument [Line Items]
Interest Rate	8.00%	8.00%			8.00%
Aggregate Principal Amount	$ 74,750	$ 74,800			$ 74,750
Proceeds from issuance of long-term debt		72,300
Borrowings outstanding at cost		$ 2,500
Notes payable, fair value disclosure	$ 77,100				$ 77,300
Notes Payable \| 7.875% 2030 Notes
Debt Instrument [Line Items]
Interest Rate	7.875%
Aggregate Principal Amount	$ 126,500
Proceeds from issuance of long-term debt	122,400
Borrowings outstanding at cost	4,100
Notes payable, fair value disclosure	$ 128,400

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