Current report filing

Document and Entity Information

v3.22.2.2
Document and Entity Information
Oct. 11, 2022
Document And Entity Information [Line Items]  
Document Type 8-K
Document Period End Date Oct. 11, 2022
Entity Registrant Name GLADSTONE INVESTMENT CORPORATION\DE
Entity Incorporation State Country Code DE
Entity File Number 814-00704
Entity Tax Identification Number 83-0423116
Entity Address, Address Line One 1521 Westbranch Drive
Entity Address, Address Line Two Suite 100
Entity Address, City or Town McLean
Entity Address, State or Province VA
Entity Address, Postal Zip Code 22102
City Area Code 703
Local Phone Number 287-5800
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Amendment Flag false
Entity Central Index Key 0001321741
Common Stock [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Common Stock, $0.001 par value per share
Trading Symbol GAIN
Security Exchange Name NASDAQ
5.00 Notes Due 2026 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 5.00% Notes due 2026
Trading Symbol GAINN
Security Exchange Name NASDAQ
4.875% Notes due 2028 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 4.875% Notes due 2028
Trading Symbol GAINZ
Security Exchange Name NASDAQ