| Document and Entity Information | Jul. 11, 2022 |
| Cover [Abstract] | |
| Amendment Flag | false |
| Entity Central Index Key | 0001909658 |
| Document Type | 8-K |
| Document Period End Date | Jul. 11, 2022 |
| Entity Registrant Name | BCAC Holdings, Inc. |
| Entity Incorporation State Country Code | DE |
| Entity File Number | 001-39836 |
| Entity Tax Identification Number | 87-3753170 |
| Entity Address, Address Line One | 78 SW |
| Entity Address, Address Line Two | 7th Street |
| Entity Address, Address Line Three | Unit 800 |
| Entity Address, City or Town | Miami |
| Entity Address, State or Province | FL |
| Entity Address, Postal Zip Code | 33130 |
| City Area Code | (561) |
| Local Phone Number | 467-5200 |
| Written Communications | true |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | false |
