v3.26.1
Document and Entity Information
12 Months Ended
Dec. 31, 2025
Document Information [Line Items]  
Document Type 11-K
Amendment Flag false
Entity Registrant Name BANCPLUS CORPORATION
Entity Central Index Key 0001118004
EBP 001  
Document Information [Line Items]  
Document Type 11-K
Amendment Flag false
Document Period End Date Dec. 31, 2025
Document Fiscal Year Focus 2025
Entity Registrant Name BANCPLUS CORPORATION
Document Fiscal Period Focus FY
Entity Central Index Key 0001118004