| Cover | Nov. 19, 2020 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Nov. 19, 2020 |
| Entity File Number | 001-13992 |
| Entity Registrant Name | RCI HOSPITALITY HOLDINGS, INC. |
| Entity Central Index Key | 0000935419 |
| Entity Tax Identification Number | 76-0458229 |
| Entity Incorporation, State or Country Code | TX |
| Entity Address, Address Line One | 10737 Cutten Road |
| Entity Address, City or Town | Houston |
| Entity Address, State or Province | TX |
| Entity Address, Postal Zip Code | 77066 |
| City Area Code | (281) |
| Local Phone Number | 397-6730 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common stock, $0.01 par value |
| Trading Symbol | RICK |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
