v3.26.1
Loans and Leases Held for Investment - Loan Modification or Refinancing (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance $ 157,281 $ 121,028
Financing Receivable, Excluding Accrued Interest, Modified, Increase (Decrease) from Modification 195  
Year-to-date | Extended Maturity    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified, Increase (Decrease) from Modification 15  
Year-to-date | Extended Maturity and Interest Rate Reduction    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified, Increase (Decrease) from Modification 180  
Extended Maturity | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance 111,944 116,428
Payment Deferral | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance 1,114 4,099
Combination Term Extension, Rate Reduction and Payment Delay | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance   146
Extended Maturity and Interest Rate Reduction | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance 63 355
Combination Term Extension, Payment Delay and Forgiveness | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance 44,160  
Real Estate Mortgage | Commercial | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance $ 100,015 $ 62,620
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class 2.40% 1.40%
Real Estate Mortgage | Commercial | Extended Maturity | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance $ 54,888 $ 61,021
Financing Receivable, Modified, Weighted Average Term Increase from Modification 10 months 13 months
Real Estate Mortgage | Commercial | Payment Deferral | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance $ 967 $ 1,599
Financing Receivable, Modified, Payment Delay 6 months 6 months
Real Estate Mortgage | Commercial | Extended Maturity and Interest Rate Reduction | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance $ 0  
Real Estate Mortgage | Commercial | Extended Maturity, Payment Delay and Principal Forgiveness | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing Receivable, Modified, Weighted Average Term Increase from Modification   64 months
Real Estate Mortgage | Commercial | Combination Term Extension, Payment Delay and Forgiveness | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance 44,160  
Real Estate Mortgage | Other Residential Real Estate | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance   $ 3,472
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class   0.10%
Real Estate Mortgage | Other Residential Real Estate | Extended Maturity | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance   $ 972
Financing Receivable, Modified, Weighted Average Term Increase from Modification   9 months
Real Estate Mortgage | Other Residential Real Estate | Payment Deferral | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance   $ 2,500
Real Estate Mortgage | Other Residential Real Estate | Payment Delay | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing Receivable, Modified, Weighted Average Term Increase from Modification   3 months
Real Estate Mortgage | Multifamily | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance $ 28,048  
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class 0.50%  
Real Estate Mortgage | Multifamily | Extended Maturity | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance $ 28,048  
Financing Receivable, Modified, Weighted Average Term Increase from Modification 6 months  
Real Estate Mortgage | Multifamily | Payment Deferral | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance $ 0  
Real Estate Mortgage | Multifamily | Extended Maturity and Interest Rate Reduction | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance 0  
Real Estate Mortgage | Multifamily | Combination Term Extension, Payment Delay and Forgiveness | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance 0  
Real Estate Mortgage | Commercial Real Estate Construction Loan Receivable | Extended Maturity, Payment Delay and Principal Forgiveness | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Interest Rate Reduction, Loan Modifications   1.65%
Commercial | Asset Based | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance   $ 2,296
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class   0.10%
Commercial | Asset Based | Extended Maturity    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance   $ 2,296
Commercial | Asset Based | Extended Maturity | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing Receivable, Modified, Weighted Average Term Increase from Modification   10 months
Commercial | Venture Capital Loans | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance $ 28,792 $ 7,393
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class 1.20% 0.40%
Commercial | Venture Capital Loans | Extended Maturity | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance $ 28,792  
Financing Receivable, Modified, Weighted Average Term Increase from Modification 8 months 12 months
Commercial | Venture Capital Loans | Payment Deferral | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance $ 0  
Commercial | Venture Capital Loans | Extended Maturity and Interest Rate Reduction | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance 0  
Commercial | Venture Capital Loans | Combination Term Extension, Payment Delay and Forgiveness | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance 0  
Commercial | Other Commercial    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified, Increase (Decrease) from Modification 195  
Commercial | Other Commercial | Extended Maturity    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified, Increase (Decrease) from Modification 15  
Commercial | Other Commercial | Extended Maturity and Interest Rate Reduction    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing Receivable, Excluding Accrued Interest, Modified, Increase (Decrease) from Modification 180  
Commercial | Other Commercial | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance $ 426 $ 2,655
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class 0.00% 0.10%
Commercial | Other Commercial | Extended Maturity | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance $ 216 $ 2,154
Financing Receivable, Modified, Weighted Average Term Increase from Modification 65 months 16 months
Commercial | Other Commercial | Payment Deferral | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance $ 147  
Commercial | Other Commercial | Combination Term Extension, Rate Reduction and Payment Delay | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing Receivable, Modified, Weighted Average Term Increase from Modification   61 months
Interest Rate Reduction, Loan Modifications   5.75%
Financing Receivable, Modified, Payment Delay   3 months
Commercial | Other Commercial | Extended Maturity and Interest Rate Reduction | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance $ 63  
Financing Receivable, Modified, Weighted Average Term Increase from Modification 15 months 56 months
Interest Rate Reduction, Loan Modifications   1.95%
Financing Receivable, Modified, Weighted Average Interest Rate Decrease from Modification 3.50%  
Commercial | Other Commercial | Payment Delay | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Financing Receivable, Modified, Weighted Average Term Increase from Modification 2 months  
Commercial | Other Commercial | Combination Term Extension, Payment Delay and Forgiveness | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance $ 0  
Venture Capital Loans | Asset Based | Extended Maturity    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance   $ 7,393
Other Commercial | Payment Deferral | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance   0
Other Commercial | Combination Term Extension, Rate Reduction and Payment Delay | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance   146
Other Commercial | Extended Maturity and Interest Rate Reduction | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance   355
Multifamily | Commercial | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance   $ 39,472
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class   0.60%
Multifamily | Commercial | Extended Maturity | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance   $ 39,472
Financing Receivable, Modified, Weighted Average Term Increase from Modification   5 months
Multifamily | Commercial | Payment Deferral | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance   $ 0
Residential Real Estate Construction Financing Receivable | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance   $ 3,120
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class   0.10%
Residential Real Estate Construction Financing Receivable | Extended Maturity | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance   $ 3,120
Financing Receivable, Modified, Weighted Average Term Increase from Modification   12 months
Residential Real Estate Construction Financing Receivable | Payment Deferral | Year-to-date    
Financing Receivable, Troubled Debt Restructuring [Line Items]    
Finance Receivable, Loan Restructuring and Refinancing, Amortized Balance   $ 0