Fair Value Measurements (Schedule Of Estimates Of Fair Value Of Financial Instruments) (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]
Investment securities available for sale, at fair value (amortized cost $1,479,545 and $1,673,864, net of allowance for credit losses of $0 at December 31, 2023 and December 31, 2022, respectively)	$ 1,338,137	$ 1,505,520
Other securities	30,966	$ 23,807
Derivative Asset, Statement of Financial Position [Extensible Enumeration]		Other assets
Derivative Asset	675
Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]
Derivative Liability, Statement of Financial Position [Extensible Enumeration]		Other liabilities
Accrued interest receivable	20,290	$ 18,287
Carrying Amount
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]
Cash and Cash Equivalents, Fair Value Disclosure	156,276	200,000
Investment securities available for sale, at fair value (amortized cost $1,479,545 and $1,673,864, net of allowance for credit losses of $0 at December 31, 2023 and December 31, 2022, respectively)	1,338,137	1,505,520
Other securities	7,538	7,569
Loans Receivable, Fair Value Disclosure		3,629,150
Accrued Interest Receivable Fair Value Disclosure		18,287
Derivative Asset	60,527	81,838
Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]
Deposits, Fair Value Disclosure	4,934,262	4,869,866
Short-term Debt, Fair Value	334,856	290,964
Accrued Interest Payable Fair Value Disclosure	4,301	953
Derivative Liability	48,578	65,056
Long-term Debt, Fair Value	100,000
Financing Receivable, after Allowance for Credit Loss	4,103,178
Accrued interest receivable	20,290
Fair Value
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]
Cash and Cash Equivalents, Fair Value Disclosure	156,276	200,000
Investment securities available for sale, at fair value (amortized cost $1,479,545 and $1,673,864, net of allowance for credit losses of $0 at December 31, 2023 and December 31, 2022, respectively)	1,338,137	1,505,520
Other securities	7,538	7,569
Loans Receivable, Fair Value Disclosure		3,491,318
Accrued Interest Receivable Fair Value Disclosure		18,287
Derivative Asset	60,527	81,838
Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]
Deposits, Fair Value Disclosure	4,617,487	4,867,883
Short-term Debt, Fair Value	334,856	290,964
Accrued Interest Payable Fair Value Disclosure	4,301	953
Derivative Liability	48,578	65,056
Long-term Debt, Fair Value	99,928
Financing Receivable, after Allowance for Credit Loss	3,922,638
Accrued interest receivable	20,290
Level 1
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]
Cash and Cash Equivalents, Fair Value Disclosure	156,276	200,000
Investment securities available for sale, at fair value (amortized cost $1,479,545 and $1,673,864, net of allowance for credit losses of $0 at December 31, 2023 and December 31, 2022, respectively)	0	0
Other securities	3,093	3,851
Loans Receivable, Fair Value Disclosure		0
Accrued Interest Receivable Fair Value Disclosure		0
Derivative Asset	0	0
Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]
Deposits, Fair Value Disclosure	3,591,458	3,981,766
Short-term Debt, Fair Value	0	0
Accrued Interest Payable Fair Value Disclosure	4,301	953
Derivative Liability	0	0
Long-term Debt, Fair Value	0
Financing Receivable, after Allowance for Credit Loss	0
Accrued interest receivable	0
Level 2
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]
Cash and Cash Equivalents, Fair Value Disclosure	0	0
Investment securities available for sale, at fair value (amortized cost $1,479,545 and $1,673,864, net of allowance for credit losses of $0 at December 31, 2023 and December 31, 2022, respectively)	1,336,266	1,503,061
Other securities	4,445	3,718
Loans Receivable, Fair Value Disclosure		0
Accrued Interest Receivable Fair Value Disclosure		18,287
Derivative Asset	60,527	81,838
Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]
Deposits, Fair Value Disclosure	1,026,029	886,117
Short-term Debt, Fair Value	334,856	290,964
Accrued Interest Payable Fair Value Disclosure	0	0
Derivative Liability	48,578	65,056
Long-term Debt, Fair Value	99,928
Financing Receivable, after Allowance for Credit Loss	0
Accrued interest receivable	20,290
Level 3
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]
Cash and Cash Equivalents, Fair Value Disclosure	0	0
Investment securities available for sale, at fair value (amortized cost $1,479,545 and $1,673,864, net of allowance for credit losses of $0 at December 31, 2023 and December 31, 2022, respectively)	1,871	2,459
Other securities	0	0
Loans Receivable, Fair Value Disclosure		3,491,318
Accrued Interest Receivable Fair Value Disclosure		0
Derivative Asset	0	0
Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]
Deposits, Fair Value Disclosure	0	0
Short-term Debt, Fair Value	0	0
Accrued Interest Payable Fair Value Disclosure	0	0
Derivative Liability	0	$ 0
Long-term Debt, Fair Value	0
Financing Receivable, after Allowance for Credit Loss	3,922,638
Accrued interest receivable	$ 0