Fair Value Measurements (Schedule Of Estimates Of Fair Value Of Financial Instruments) (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Assets:
Estimated Fair Value	$ 1,456,685	$ 1,338,137
Marketable equity securities	31,237	30,966
Net loans	4,090,185	4,103,178
Accrued interest receivable	21,826	20,290
Derivative assets	1,662
Liabilities:
Deposits	5,067,280	4,934,262
Carrying Amount
Assets:
Cash and cash equivalents	217,986	156,276
Estimated Fair Value	1,456,685	1,338,137
Marketable equity securities	7,617	7,538
Net loans	4,090,185	4,103,178
Accrued interest receivable	21,826	20,290
Derivative assets	66,600	60,527
Liabilities:
Deposits	5,067,280	4,934,262
Short-term debt	322,668	334,856
Long-Term Debt, Fair Value	150,000	100,000
Accrued interest payable	6,252	4,301
Derivative liabilities	55,077	48,578
Fair Value
Assets:
Cash and cash equivalents	217,986	156,276
Estimated Fair Value	1,456,685	1,338,137
Marketable equity securities	7,617	7,538
Net loans	3,937,730	3,922,638
Accrued interest receivable	21,826	20,290
Derivative assets	66,600	60,527
Liabilities:
Deposits	4,842,254	4,617,487
Short-term debt	322,668	334,856
Long-Term Debt, Fair Value	148,310	99,928
Accrued interest payable	6,252	4,301
Derivative liabilities	55,077	48,578
Level 1
Assets:
Cash and cash equivalents	217,986	156,276
Estimated Fair Value	0	0
Marketable equity securities	3,047	3,093
Net loans	0	0
Accrued interest receivable	0	0
Derivative assets	0	0
Liabilities:
Deposits	3,712,620	3,591,458
Short-term debt	0	0
Long-Term Debt, Fair Value	0	0
Accrued interest payable	0	4,301
Derivative liabilities	0	0
Level 2
Assets:
Cash and cash equivalents	0	0
Estimated Fair Value	1,455,099	1,336,266
Marketable equity securities	4,570	4,445
Net loans	0	0
Accrued interest receivable	21,826	20,290
Derivative assets	66,600	60,527
Liabilities:
Deposits	1,129,634	1,026,029
Short-term debt	322,668	334,856
Long-Term Debt, Fair Value	148,310	99,928
Accrued interest payable	6,252	0
Derivative liabilities	55,077	48,578
Level 3
Assets:
Cash and cash equivalents	0	0
Estimated Fair Value	1,586	1,871
Marketable equity securities	0	0
Net loans	3,937,730	3,922,638
Accrued interest receivable	0	0
Derivative assets	0	0
Liabilities:
Deposits	0	0
Short-term debt	0	0
Long-Term Debt, Fair Value	0	0
Accrued interest payable	0	0
Derivative liabilities	$ 0	$ 0