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Fair Value Disclosures - Carrying Amount and Estimated Fair Value of Financial Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Assets:
Securities available-for-sale, at fair value	$ 519,723	$ 482,453
Securities held to maturity, fair value	256,976	76,946
Liabilities:
Noninterest-bearing demand deposits	1,186,209	1,055,125
Interest-bearing demand deposits	962,901	899,158
Time deposits	467,944	574,648
Carrying Amount [Member]
Assets:
Cash and cash equivalents	543,029	1,045,077
Securities available-for-sale, at fair value	519,723	482,453
Securities held to maturity, fair value	287,104	76,969
Other investments	15,528	16,494
Loans, net and loans held for sale	3,079,089	2,679,148
Derivative financial instruments and interest rate swap agreements, asset	12,433	1,326
Liabilities:
Noninterest-bearing demand deposits	1,186,209	1,055,125
Interest-bearing demand deposits	962,901	899,158
Money market and savings deposits	1,663,355	1,493,007
Time deposits	467,944	574,648
Borrowings	18,423	87,585
Subordinated debt	41,994	41,930
Derivative financial instruments and interest rate swap agreements, liability	12,457	4,893
Estimated Fair Value [Member]
Assets:
Cash and cash equivalents	543,029	1,045,077
Securities available-for-sale, at fair value	519,723	482,453
Securities held to maturity, fair value	256,976	76,946
Loans, net and loans held for sale	2,992,294	2,676,181
Derivative financial instruments and interest rate swap agreements, asset	12,433	1,326
Liabilities:
Noninterest-bearing demand deposits	1,186,209	1,055,125
Interest-bearing demand deposits	962,901	899,158
Money market and savings deposits	1,663,355	1,493,007
Time deposits	466,371	576,598
Borrowings	18,423	88,082
Subordinated debt	40,202	43,374
Derivative financial instruments and interest rate swap agreements, liability	12,457	4,893
Fair Value, Inputs, Level 1 [Member]
Assets:
Cash and cash equivalents	543,029	1,045,077
Fair Value, Inputs, Level 2 [Member]
Assets:
Securities available-for-sale, at fair value	519,723	482,453
Securities held to maturity, fair value	256,976	76,946
Derivative financial instruments and interest rate swap agreements, asset	12,433	1,326
Liabilities:
Noninterest-bearing demand deposits	1,186,209	1,055,125
Interest-bearing demand deposits	962,901	899,158
Money market and savings deposits	1,663,355	1,493,007
Time deposits	466,371	576,598
Borrowings	18,423	88,082
Derivative financial instruments and interest rate swap agreements, liability	12,457	4,893
Fair Value, Inputs, Level 3 [Member]
Assets:
Loans, net and loans held for sale	2,992,294	2,676,181
Liabilities:
Subordinated debt	$ 40,202	$ 43,374

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