| Document And Entity Information | Jun. 26, 2024 |
| Document Information [Line Items] | |
| Entity, Registrant Name | Charlie's Holdings, Inc. |
| Document, Type | 8-K |
| Document, Period End Date | Jun. 26, 2024 |
| Entity, File Number | 001-32420 |
| Entity, Incorporation, State or Country Code | NV |
| Entity, Tax Identification Number | 84-1575085 |
| Entity, Address, Address Line One | 1007 Brioso Drive |
| Entity, Address, City or Town | Costa Mesa |
| Entity, Address, State or Province | CA |
| Entity, Address, Postal Zip Code | 92627 |
| City Area Code | 949 |
| Local Phone Number | 203-3500 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity, Emerging Growth Company | false |
| Amendment Flag | false |
| Entity, Central Index Key | 0001134765 |
