| Cover | Nov. 10, 2022 |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Nov. 10, 2022 |
| Entity File Number | 001-39699 |
| Entity Registrant Name | AEYE, INC. |
| Entity Central Index Key | 0001818644 |
| Entity Tax Identification Number | 37-1827430 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | One Park Place |
| Entity Address, Address Line Two | Suite 200 |
| Entity Address, City or Town | Dublin |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 94568 |
| City Area Code | (925) |
| Local Phone Number | 400-4366 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
| Common Stock, par value $0.0001 per share | |
| Title of 12(b) Security | Common Stock, par value $0.0001 per share |
| Trading Symbol | LIDR |
| Security Exchange Name | NASDAQ |
| Warrants to receive one share of Common Stock | |
| Title of 12(b) Security | Warrants to receive one share of Common Stock |
| Trading Symbol | LIDRW |
| Security Exchange Name | NASDAQ |
