Fair Value of Financial Instruments - Fair Values of Financial Assets and Liabilities on Balance Sheets (Details) - USD ($) $ in Thousands		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Assets:
Carrying Amount		$ 683,895	$ 560,453
Fair Value		612,022	478,509
Loans and leases, net of deferred fees and costs	[1]	6,159,196	4,707,150
Financial liabilities:
Debt securities held to maturity, allowance for credit loss		238	241
Allowance for credit loss		62,011	53,162	$ 63,967
Carrying Amount
Assets:
Carrying Amount		683,895	560,453
Federal Home Loan Bank (“FHLB”) stock		29,949	26,605
Federal Reserve Bank (“FRB”) stock		26,896	21,231
Total other investment securities at cost		56,845	47,836
Total other investment securities at fair value		62,992	51,263
Carrying Amount | Level 1
Assets:
Cash and cash equivalents		426,722	154,022
Carrying Amount | Level 2
Assets:
Bank owned life insurance		140,554	105,292
Financial liabilities:
Deposits		7,152,297	5,716,941
Short-term borrowings		601,121	500,138
Long-term borrowings		216,241	101,093
Carrying Amount | Level 3
Assets:
Loans and leases, net of deferred fees and costs		6,159,196	4,707,150
Fair Value
Assets:
Fair Value		612,022	478,509
Federal Home Loan Bank (“FHLB”) stock		29,949	26,605
Federal Reserve Bank (“FRB”) stock		26,896	21,231
Total other investment securities at cost		56,845	47,836
Total other investment securities at fair value		62,992	51,263
Fair Value | Level 1
Assets:
Cash and cash equivalents		426,722	154,022
Fair Value | Level 2
Assets:
Bank owned life insurance		140,554	105,292
Financial liabilities:
Deposits		6,319,885	4,682,491
Short-term borrowings		619,999	504,584
Long-term borrowings		222,743	101,992
Fair Value | Level 3
Assets:
Loans and leases, net of deferred fees and costs, fair value		6,064,999	4,516,695
U.S. government sponsored agencies
Assets:
Carrying Amount		188,475	132,366
Fair Value		180,825	123,020
Financial liabilities:
Debt securities held to maturity, allowance for credit loss		0	0
U.S. government sponsored agencies | Carrying Amount | Level 2
Assets:
Carrying Amount		188,475	132,366
U.S. government sponsored agencies | Fair Value | Level 2
Assets:
Fair Value		180,825	123,020
States and political subdivisions
Assets:
Carrying Amount		144,496	145,263
Fair Value		114,288	108,776
Financial liabilities:
Debt securities held to maturity, allowance for credit loss		238	241
States and political subdivisions | Carrying Amount | Level 2
Assets:
Carrying Amount		144,496	145,263
States and political subdivisions | Fair Value | Level 2
Assets:
Fair Value		114,288	108,776
Residential mortgage-backed securities
Assets:
Carrying Amount		248,559	176,215
Fair Value		231,620	157,998
Financial liabilities:
Debt securities held to maturity, allowance for credit loss		0	0
Residential mortgage-backed securities | Carrying Amount | Level 2
Assets:
Carrying Amount		248,559	176,215
Residential mortgage-backed securities | Fair Value | Level 2
Assets:
Fair Value		231,620	157,998
Commercial mortgage-backed securities
Assets:
Carrying Amount		102,365	106,609
Fair Value		85,289	88,715
Financial liabilities:
Debt securities held to maturity, allowance for credit loss		0	0
Commercial mortgage-backed securities | Carrying Amount | Level 2
Assets:
Carrying Amount		102,365	101,861
Commercial mortgage-backed securities | Carrying Amount | Level 3
Assets:
Carrying Amount		0	4,748
Commercial mortgage-backed securities | Fair Value | Level 2
Assets:
Fair Value		85,289	85,354
Commercial mortgage-backed securities | Fair Value | Level 3
Assets:
Fair Value		0	3,361
Nonqualified Plan | Carrying Amount | Level 1
Assets:
Total other investment securities at fair value		3,162	2,048
Nonqualified Plan | Fair Value | Level 1
Assets:
Total other investment securities at fair value		3,162	2,048
Other investment securities | Carrying Amount | Level 2
Assets:
Total other investment securities at fair value		2,985	1,379
Other investment securities | Fair Value | Level 2
Assets:
Total other investment securities at fair value		$ 2,985	$ 1,379

[1] Also referred to throughout this Form 10-K as “total loans” and “loans held for investment.”