Document and Entity Information
Document and Entity Information | Apr. 14, 2023 |
Cover [Abstract] | |
Entity Registrant Name | GLADSTONE CAPITAL CORP |
Amendment Flag | false |
Entity Central Index Key | 0001143513 |
Document Type | 8-K |
Document Period End Date | Apr. 14, 2023 |
Entity Incorporation State Country Code | MD |
Entity File Number | 814-00237 |
Entity Tax Identification Number | 54-2040781 |
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 |
Security 12b Title | Common Stock, $0.001 par value per share |
Trading Symbol | GLAD |
Security Exchange Name | NASDAQ |
Entity Emerging Growth Company | false |