| Cover | Sep. 09, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Sep. 9, 2021 |
| Entity File Number | 000-18590 |
| Entity Registrant Name | good times restaurants inc. |
| Entity Central Index Key | 0000825324 |
| Entity Tax Identification Number | 84-1133368 |
| Entity Incorporation, State or Country Code | NV |
| Entity Address, Address Line One | 651 Corporate Circle |
| Entity Address, Address Line Two | Suite 200 |
| Entity Address, City or Town | Golden |
| Entity Address, State or Province | CO |
| Entity Address, Postal Zip Code | 80401 |
| City Area Code | 303 |
| Local Phone Number | 384-1400 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | true |
| Title of 12(b) Security | Common Stock, $0.001 par value |
| Trading Symbol | GTIM |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
| Entity Information, Former Legal or Registered Name | Not applicable |
