| Cover | Feb. 28, 2023 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Feb. 28, 2023 |
| Entity File Number | 001-39802 |
| Entity Registrant Name | CLARUS THERAPEUTICS HOLDINGS, INC. |
| Entity Central Index Key | 0001817944 |
| Entity Tax Identification Number | 85-1231852 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 355 S. Grand Avenue |
| Entity Address, Address Line Two | Suite 1450 |
| Entity Address, City or Town | Los Angeles |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 90071 |
| City Area Code | 847 |
| Local Phone Number | 562-4300 |
| 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 |
