| Cover | May 31, 2024 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | May 31, 2024 |
| Entity File Number | 001-39389 |
| Entity Registrant Name | GameSquare Holdings, Inc. |
| Entity Central Index Key | 0001714562 |
| Entity Tax Identification Number | 99-1946435 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 6775 Cowboys Way |
| Entity Address, Address Line Two | Ste. 1335 |
| Entity Address, City or Town | Frisco |
| Entity Address, State or Province | TX |
| Entity Address, Country | US |
| Entity Address, Postal Zip Code | 75034 |
| City Area Code | (216) |
| Local Phone Number | 464-6400 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, no par value per share |
| Trading Symbol | GAME |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
