v3.26.1
Short-Term Financing - Additional Information (Details) - USD ($)
Jun. 30, 2026
Dec. 31, 2025
Short-term Debt    
Short-term financing $ 15,000,000 $ 15,000,000
Revolving credit facility | U.S. Bank N.A.    
Short-term Debt    
Line of credit, maximum borrowing capacity 120,000,000  
Minimum regulatory net capital required 120,000,000  
Short-term financing $ 10,000,000.0 $ 10,000,000.0
Weighted average interest rate 5.63% 5.64%
Revolving credit facility | Huntington Bancshares Incorporated    
Short-term Debt    
Line of credit, maximum borrowing capacity $ 30,000,000  
Minimum regulatory net capital required 120,000,000  
Short-term financing $ 5,000,000.0 $ 5,000,000.0
Weighted average interest rate 5.69% 5.69%