Cover
| Cover | Oct. 01, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Oct. 1, 2021 |
| Entity File Number | 000-31671 |
| Entity Registrant Name | INTELLINETICS, INC. |
| Entity Central Index Key | 0001081745 |
| Entity Tax Identification Number | 87-0613716 |
| Entity Incorporation, State or Country Code | NV |
| Entity Address, Address Line One | 2190 Dividend Dr. |
| Entity Address, City or Town | Columbus |
| Entity Address, State or Province | OH |
| Entity Address, Postal Zip Code | 43228 |
| City Area Code | (614) |
| Local Phone Number | 388-8908 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |