| Cover | Nov. 29, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Nov. 29, 2021 |
| Entity File Number | 001-11398 |
| Entity Registrant Name | CPI AEROSTRUCTURES, INC. |
| Entity Central Index Key | 0000889348 |
| Entity Tax Identification Number | 11-2520310 |
| Entity Incorporation, State or Country Code | NY |
| Entity Address, Address Line One | 91 Heartland Boulevard |
| Entity Address, City or Town | Edgewood |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 11717 |
| City Area Code | (631) |
| Local Phone Number | 586-5200 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common stock, $0.001 par value per share |
| Trading Symbol | CVU |
| Security Exchange Name | NYSEAMER |
| Entity Emerging Growth Company | false |
