v3.26.1
Cover
12 Months Ended
Dec. 31, 2025
Document Information [Line Items]  
Amendment Flag false
Document Period End Date Dec. 31, 2025
Document Type 11-K
Entity Information [Line Items]  
Entity Central Index Key 0000875357
Entity Registrant Name BOK FINANCIAL CORPORATION
EBP 002  
Document Information [Line Items]  
Document Period End Date Dec. 31, 2025
Document Type 11-K
Entity Information [Line Items]  
Entity Registrant Name BOK FINANCIAL CORPORATION