| Cover | May 08, 2024 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Document Period End Date | May 08, 2024 |
| Entity Registrant Name | Community West Bancshares |
| Entity Incorporation, State or Country Code | CA |
| Entity File Number | 000-31977 |
| Entity Tax Identification Number | 77-0539125 |
| Entity Address, Address Line One | 7100 N. Financial Dr., Ste. 101 |
| Entity Address, City or Town | Fresno |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 93720 |
| City Area Code | 559 |
| Local Phone Number | 298-1775 |
| 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 | 0001127371 |
| Title of 12(b) Security | Common Stock, no par value |
| Trading Symbol | CWBC |
| Security Exchange Name | NASDAQ |
