Fair Value Disclosures (Carrying Amount and Estimated Fair Value of Financial Instruments) (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Assets:
Securities available-for-sale, at fair value, post ASU 2019-04	$ 474,347	$ 408,410
Securities held to maturity, fair value	161,213	262,538
Liabilities:
Noninterest-bearing demand deposits	907,254	898,044
Interest-bearing demand deposits	996,298	1,006,915
Time deposits	538,159	550,468
Carrying Amount [Member]
Assets:
Cash and cash equivalents	477,941	352,271
Securities available-for-sale, at fair value, post ASU 2019-04	474,347	408,410
Securities held to maturity, fair value	180,169	281,236
Other investments	13,718	13,662
Loans and leases, net and loans held for sale	3,448,213	3,413,814
Derivative financial instruments and interest rate swap agreements, asset	12,949	12,821
Liabilities:
Noninterest-bearing demand deposits	907,254	898,044
Interest-bearing demand deposits	996,298	1,006,915
Money market and savings deposits	1,952,410	1,812,427
Time deposits	538,159	550,468
Borrowings	9,849	13,078
Subordinated debt	42,120	42,099
Derivative financial instruments and interest rate swap agreements, liability	13,907	14,807
Estimated Fair Value [Member]
Assets:
Cash and cash equivalents	477,941	352,271
Securities available-for-sale, at fair value, post ASU 2019-04	474,347	408,410
Securities held to maturity, fair value	161,213	262,538
Loans and leases, net and loans held for sale	3,295,376	3,308,980
Derivative financial instruments and interest rate swap agreements, asset	12,949	12,821
Liabilities:
Noninterest-bearing demand deposits	907,254	898,044
Interest-bearing demand deposits	996,298	1,006,915
Money market and savings deposits	1,952,410	1,812,427
Time deposits	534,548	548,397
Borrowings	9,849	13,078
Subordinated debt	39,903	39,822
Derivative financial instruments and interest rate swap agreements, liability	13,907	14,807
Fair Value, Inputs, Level 1 [Member]
Assets:
Cash and cash equivalents	477,941	352,271
Fair Value, Inputs, Level 2 [Member]
Assets:
Securities available-for-sale, at fair value, post ASU 2019-04	474,347	408,410
Securities held to maturity, fair value	161,213	262,538
Derivative financial instruments and interest rate swap agreements, asset	12,949	12,821
Liabilities:
Noninterest-bearing demand deposits	907,254	898,044
Interest-bearing demand deposits	996,298	1,006,915
Money market and savings deposits	1,952,410	1,812,427
Time deposits	534,548	548,397
Borrowings	9,849	13,078
Derivative financial instruments and interest rate swap agreements, liability	13,907	14,807
Fair Value, Inputs, Level 3 [Member]
Assets:
Loans and leases, net and loans held for sale	3,295,376	3,308,980
Liabilities:
Subordinated debt	$ 39,903	$ 39,822