| Cover | May 12, 2022 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | May 12, 2022 |
| Entity File Number | 1-38148 |
| Entity Registrant Name | CO-DIAGNOSTICS, INC. |
| Entity Central Index Key | 0001692415 |
| Entity Tax Identification Number | 46-2609363 |
| Entity Incorporation, State or Country Code | UT |
| Entity Address, Address Line One | 2401 S. Foothill Drive |
| Entity Address, Address Line Two | Suite D |
| Entity Address, City or Town | Salt Lake City |
| Entity Address, State or Province | UT |
| Entity Address, Postal Zip Code | 84109 |
| City Area Code | (801) |
| Local Phone Number | 438-1036 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, par value $0.001 per share |
| Trading Symbol | CODX |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
