| Cover | Feb. 22, 2022 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Feb. 22, 2022 |
| Entity File Number | 000-10210 |
| Entity Registrant Name | Global Tech Industries Group, Inc. |
| Entity Central Index Key | 0000356590 |
| Entity Tax Identification Number | 83-0250943 |
| Entity Incorporation, State or Country Code | NV |
| Entity Address, Address Line One | 511 Sixth Avenue |
| Entity Address, City or Town | Suite 800 New York |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 10011 |
| City Area Code | (212) -204-7926 |
| Local Phone Number | 204-7926 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock |
| Trading Symbol | GTII |
| Entity Emerging Growth Company | false |
