| Cover | May 29, 2024 |
| Cover [Abstract] | |
| Entity Registrant Name | Rekor Systems, Inc. |
| Entity Central Index Key | 0001697851 |
| Document Type | 8-K |
| Amendment Flag | false |
| Entity Emerging Growth Company | false |
| Document Period End Date | May 29, 2024 |
| Entity File Number | 001-38338 |
| Entity Incorporation State Country Code | DE |
| Entity Tax Identification Number | 81-5266334 |
| Entity Address Address Line 1 | 6721 Columbia Gateway Drive, Suite 400 |
| Entity Address City Or Town | Columbia |
| Entity Address State Or Province | MD |
| Entity Address Postal Zip Code | 21046 |
| City Area Code | 410 |
| Local Phone Number | 762-0800 |
| Security 12b Title | Common Stock, $0.0001 par value per share |
| Trading Symbol | REKR |
| Security Exchange Name | NASDAQ |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
