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Regulatory Matters (Details)
$ in Millions
9 Months Ended
Mar. 27, 2020
Sep. 30, 2025
USD ($)
Regulatory Matters [Line Items]    
Percentage of retained earnings plus current year earnings to be paid as maximum dividend   75.00%
Requested dividend by the company from its subsidiary   $ 264.1
Basel III | Criteria 1    
Regulatory Matters [Line Items]    
Tier 1 risk-based capital ratio   0.045
Tier 1 leverage capital ratio   0.04
Risk-based capital ratio   0.06
Risk-based capital ratio   0.08
Basel III | Criteria 2    
Regulatory Matters [Line Items]    
Risk-based capital ratio   0.1885
Common equity Tier 1 risk-based capital ratio   0.065
Tier 1 leverage capital ratio   0.05
Tier 1 risk-based capital ratio   0.08
Total risk-based capital ratio   0.10
Common equity Tier 1 risk-based capital ratio   0.1608
Tier 1 leverage capital ratio   0.1384
Tier 1 risk-based capital ratio   0.1608
COVID -19 | CECL    
Regulatory Matters [Line Items]    
Allowable percentage of bank holding companies impact 100.00%  
Percentage of allowance for credit losses 25.00%