Fair Value (Assets And Liabilities Measured At Fair Value On A Recurring Basis) (Details) - USD ($)	Mar. 31, 2024	Dec. 31, 2023
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	$ 306,081,000	$ 218,268,000
Investments, Fair Value Disclosure	6,372,000	6,349,000
Mortgage loans held for sale	2,000,000	3,200,000
Mortgage IRLCs	158,000	87,000
Investment securities	1,248,787,000	1,332,842,000
Loans Held-for-sale, Fair Value Disclosure	2,037,000	3,235,000
Impaired Loan Fair Value	1,817,000	2,497,000
Other Assets, Fair Value Disclosure	7,260,568,000	7,200,851,000
Loans Receivable, Fair Value Disclosure	7,264,580,000	7,206,670,000
Time deposits	664,032,000	641,180,000
Other Liabilities, Fair Value Disclosure	2,461,000	1,261,000
Deposits, Fair Value Disclosure	846,734,000	807,500,000
Short Term Borrowings Fair Value	105,859,000	328,182,000
Subordinated Debt Obligations, Fair Value Disclosure	180,947,000	172,059,000
Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	306,081,000	218,268,000
Mortgage IRLCs	0	0
Other Liabilities, Fair Value Disclosure	2,461,000	1,261,000
Deposits, Fair Value Disclosure	2,461,000	1,261,000
Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Mortgage IRLCs	158,000	87,000
Investment securities	1,242,415,000	1,326,493,000
Loans Held-for-sale, Fair Value Disclosure	2,037,000	3,235,000
Loans Receivable, Fair Value Disclosure	2,195,000	3,322,000
Time deposits	664,032,000	641,180,000
Deposits, Fair Value Disclosure	844,273,000	806,239,000
Short Term Borrowings Fair Value	105,859,000	328,182,000
Subordinated Debt Obligations, Fair Value Disclosure	180,947,000	172,059,000
Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Mortgage IRLCs	0	0
Investment securities	6,372,000	6,349,000
Impaired Loan Fair Value	1,817,000	2,497,000
Other Assets, Fair Value Disclosure	7,260,568,000	7,200,851,000
Loans Receivable, Fair Value Disclosure	7,262,385,000	7,203,348,000
Fair Value, Recurring [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Mortgage loans held for sale	2,037,000	3,235,000
Mortgage IRLCs	158,000	87,000
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Mortgage loans held for sale	2,037,000	3,235,000
Mortgage IRLCs	158,000	87,000
US States and Political Subdivisions Debt Securities [Member] | Fair Value, Recurring [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Investments, Fair Value Disclosure	206,526,000	241,184,000
US States and Political Subdivisions Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Investments, Fair Value Disclosure	206,526,000	241,184,000
U S Government Sponsored Entities Asset Backed Securities [Member] | Fair Value, Recurring [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Investments, Fair Value Disclosure	603,009,000	635,475,000
U S Government Sponsored Entities Asset Backed Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Investments, Fair Value Disclosure	603,009,000	635,475,000
Loans Receivable [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Swap	1,241,000	1,069,000
Loans Receivable [Member] | Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Mortgage IRLCs	0	0
Loans Receivable [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Mortgage IRLCs	1,241,000	1,069,000
Swap	1,241,000	1,069,000
Loans Receivable [Member] | Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Mortgage IRLCs	0	0
Loans Receivable [Member] | Fair Value, Recurring [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Mortgage IRLCs	1,241,000	1,069,000
Swap	1,241,000	1,069,000
Loans Receivable [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Mortgage IRLCs	1,241,000	1,069,000
Swap	1,241,000	1,069,000
Equity Securities [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Investment securities	2,092,000	2,089,000
Equity Securities [Member] | Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Investment securities	1,597,000	1,616,000
Equity Securities [Member] | Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Investment securities	495,000	473,000
Equity Securities [Member] | Fair Value, Recurring [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Investments, Fair Value Disclosure	2,092,000	2,089,000
Equity Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Investments, Fair Value Disclosure	1,597,000	1,616,000
Equity Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Investments, Fair Value Disclosure	495,000	473,000
Swap [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Swap	123,000	123,000
Swap [Member] | Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Swap	123,000	123,000
Swap [Member] | Fair Value, Recurring [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Swap	123,000	123,000
Swap [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Swap	123,000	123,000
Corporate Debt Securities
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Investments, Fair Value Disclosure	20,255,000	17,897,000
Corporate Debt Securities | Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Investments, Fair Value Disclosure	13,883,000	11,548,000
Collateralized Loan Obligations | Fair Value, Recurring [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Investments, Fair Value Disclosure	418,997,000	438,286,000
Collateralized Loan Obligations | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Investments, Fair Value Disclosure	418,997,000	438,286,000
Reported Value Measurement [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Cash and Cash Equivalents, Fair Value Disclosure	306,081,000	218,268,000
Mortgage IRLCs	158,000	87,000
Investment securities	1,248,787,000	1,332,842,000
Loans Held-for-sale, Fair Value Disclosure	2,037,000	3,235,000
Impaired Loan Fair Value	1,817,000	2,497,000
Other Assets, Fair Value Disclosure	7,435,909,000	7,386,657,000
Loans Receivable, Fair Value Disclosure	7,439,921,000	7,392,476,000
Time deposits	663,859,000	641,615,000
Other Liabilities, Fair Value Disclosure	2,461,000	1,261,000
Deposits, Fair Value Disclosure	846,652,000	807,861,000
Short Term Borrowings Fair Value	105,859,000	328,182,000
Subordinated Debt Obligations, Fair Value Disclosure	189,271,000	189,147,000
Reported Value Measurement [Member] | Loans Receivable [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Mortgage IRLCs	1,241,000	1,069,000
Swap	1,241,000	1,069,000
Reported Value Measurement [Member] | Equity Securities [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Investment securities	2,092,000	2,089,000
Reported Value Measurement [Member] | Swap [Member]
Fair Value, Assets And Liabilities Measured On Recurring Basis [Line Items]
Swap	$ 123,000	$ 123,000