v3.26.1
Fair Value (Fair Value Of Financial Instruments) (Details) - USD ($)
Mar. 31, 2026
Dec. 31, 2025
Estimate of Fair Value Measurement [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Derivative Assets $ 154,000 $ 115,000
Impaired Loan Fair Value   4,061,000
Reported Value Measurement [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Cash and money market instruments 983,137,000 233,513,000
Investment securities 1,239,728,000 688,668,000
Loans Held-for-sale, Fair Value Disclosure 10,248,000 4,004,000
Derivative Assets 154,000 115,000
Impaired Loan Fair Value 4,326,000 4,061,000
Other loans 9,543,942,000 7,950,089,000
Loans receivable, net 9,558,670,000 7,958,269,000
Time deposits 1,378,998,000 772,952,000
Brokered and Bid Deposits Fair Value 47,448,000 17,000,000
Other 3,035,000 1,216,000
Total deposits 1,429,481,000 791,168,000
Short-term borrowings 135,176,000 81,711,000
Subordinated debentures/notes 15,000,000  
Cash and money market instruments 983,137,000 233,513,000
Investment securities 1,239,728,000 688,668,000
Loans Held-for-sale, Fair Value Disclosure 10,248,000 4,004,000
Derivative Assets 154,000 115,000
Impaired Loan Fair Value 4,326,000 4,061,000
Other loans 9,446,923,000 7,848,810,000
Loans receivable, net 9,461,651,000 7,856,990,000
Time deposits 1,385,893,000 774,487,000
Brokered and Bid Deposits Fair Value 47,342,000 17,000,000
Other 3,035,000 1,216,000
Total deposits 1,436,270,000 792,703,000
Short-term borrowings 135,176,000 81,711,000
Subordinated debentures/notes 14,720,000  
Loans [Member] | Estimate of Fair Value Measurement [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Derivative Assets 565,000 548,000
Loans [Member] | Reported Value Measurement [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Derivative Assets 565,000 548,000
Swap 565,000 548,000
Loans [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Swap 565,000 548,000
Equity Securities [Member] | Reported Value Measurement [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment securities 18,560,000 17,493,000
Equity Securities [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment securities 18,560,000 17,493,000
Swap [Member] | Reported Value Measurement [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Swap 100,000 268,000
Swap [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Swap 100,000 268,000
Fair Value, Inputs, Level 1 [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Cash and money market instruments 983,137,000 233,513,000
Derivative Assets 0 0
Other 3,035,000 1,216,000
Total deposits 3,035,000 1,216,000
Fair Value, Inputs, Level 1 [Member] | Loans [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Derivative Assets 0 0
Fair Value, Inputs, Level 1 [Member] | Equity Securities [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment securities 17,468,000 16,867,000
Fair Value, Inputs, Level 2 [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment securities 1,231,912,000 681,252,000
Loans Held-for-sale, Fair Value Disclosure 10,248,000 4,004,000
Derivative Assets 154,000 115,000
Loans receivable, net 10,402,000 4,119,000
Time deposits 1,385,893,000 774,487,000
Brokered and Bid Deposits Fair Value 47,342,000 17,000,000
Total deposits 1,433,235,000 791,487,000
Short-term borrowings 135,176,000 81,711,000
Subordinated debentures/notes 14,720,000  
Fair Value, Inputs, Level 2 [Member] | Loans [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Derivative Assets 565,000 548,000
Swap 565,000 548,000
Fair Value, Inputs, Level 2 [Member] | Equity Securities [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment securities 456,000  
Fair Value, Inputs, Level 3 [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment securities 7,816,000 7,416,000
Derivative Assets 0 0
Impaired Loan Fair Value 4,326,000 4,061,000
Other loans 9,446,923,000 7,848,810,000
Loans receivable, net 9,451,249,000 7,852,871,000
Fair Value, Inputs, Level 3 [Member] | Loans [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Derivative Assets 0 0
Fair Value, Inputs, Level 3 [Member] | Equity Securities [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Investment securities 636,000 626,000
Fair Value, Inputs, Level 3 [Member] | Swap [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Swap $ 100,000 $ 268,000