Fair Value Measurements (Details 7) - USD ($) $ in Thousands		Dec. 31, 2023	Dec. 31, 2022
Assets:
Cash and due from banks		$ 77,474	$ 84,703
Federal funds sold and interest bearing deposits with other banks		52,194	38,094
Investment securities available-for-sale		1,622,600	1,775,128
Federal Home Loan Bank Stock and Federal Reserve Bank Stock		25,075	25,293
Mortgages held for sale		1,442	3,914
Loans and leases, net of reserve for loan and lease losses		6,370,953	5,871,894
Liabilities:
Long-term debt and mandatorily redeemable securities		47,911	46,555
Subordinated notes		58,764	58,764
Carrying or Contract Value
Assets:
Cash and due from banks		77,474	84,703
Federal funds sold and interest bearing deposits with other banks		52,194	38,094
Investment securities available-for-sale		1,622,600	1,775,128
Federal Home Loan Bank Stock and Federal Reserve Bank Stock		25,075	25,293
Mortgages held for sale		1,442	3,914
Loans and leases, net of reserve for loan and lease losses		6,370,953	5,871,894
Mortgage servicing rights		3,670	4,137
Interest receivable		30,232	24,747
Interest rate swaps		22,704	24,838
Liabilities:
Deposits		7,038,581	6,928,265
Short-term borrowings		312,359	215,529
Long-term debt and mandatorily redeemable securities		47,911	46,555
Subordinated notes		58,764	58,764
Interest payable		29,520	5,999
Interest rate swaps		23,140	25,307
Off-balance-sheet instruments	[1]	0	0
Fair Value
Assets:
Cash and due from banks		77,474	84,703
Federal funds sold and interest bearing deposits with other banks		52,194	38,094
Investment securities available-for-sale		1,622,600	1,775,128
Federal Home Loan Bank Stock and Federal Reserve Bank Stock		25,075	25,293
Mortgages held for sale		1,442	3,914
Loans and leases, net of reserve for loan and lease losses		6,204,791	5,712,972
Mortgage servicing rights		8,151	8,007
Interest receivable		30,232	24,747
Interest rate swaps		22,704	24,838
Liabilities:
Deposits		7,033,549	6,909,392
Short-term borrowings		312,359	215,529
Long-term debt and mandatorily redeemable securities		47,098	45,111
Subordinated notes		55,842	51,398
Interest payable		29,520	5,999
Interest rate swaps		23,140	25,307
Off-balance-sheet instruments	[1]	120	108
Level 1
Assets:
Cash and due from banks		77,474	84,703
Federal funds sold and interest bearing deposits with other banks		52,194	38,094
Investment securities available-for-sale		541,461	573,679
Federal Home Loan Bank Stock and Federal Reserve Bank Stock		25,075	25,293
Mortgages held for sale		0	0
Loans and leases, net of reserve for loan and lease losses		0	0
Mortgage servicing rights		0	0
Interest receivable		0	0
Interest rate swaps		0	0
Liabilities:
Deposits		5,299,896	5,787,806
Short-term borrowings		56,013	139,079
Long-term debt and mandatorily redeemable securities		0	0
Subordinated notes		0	0
Interest payable		0	0
Interest rate swaps		0	0
Off-balance-sheet instruments	[1]	0	0
Level 2
Assets:
Cash and due from banks		0	0
Federal funds sold and interest bearing deposits with other banks		0	0
Investment securities available-for-sale		1,079,978	1,199,985
Federal Home Loan Bank Stock and Federal Reserve Bank Stock		0	0
Mortgages held for sale		1,442	3,914
Loans and leases, net of reserve for loan and lease losses		0	0
Mortgage servicing rights		0	0
Interest receivable		30,232	24,747
Interest rate swaps		22,704	24,838
Liabilities:
Deposits		1,733,653	1,121,586
Short-term borrowings		256,346	76,450
Long-term debt and mandatorily redeemable securities		47,098	45,111
Subordinated notes		55,842	51,398
Interest payable		29,520	5,999
Interest rate swaps		23,140	25,307
Off-balance-sheet instruments	[1]	120	108
Level 3
Assets:
Cash and due from banks		0	0
Federal funds sold and interest bearing deposits with other banks		0	0
Investment securities available-for-sale		1,161	1,464
Federal Home Loan Bank Stock and Federal Reserve Bank Stock		0	0
Mortgages held for sale		0	0
Loans and leases, net of reserve for loan and lease losses		6,204,791	5,712,972
Mortgage servicing rights		8,151	8,007
Interest receivable		0	0
Interest rate swaps		0	0
Liabilities:
Deposits		0	0
Short-term borrowings		0	0
Long-term debt and mandatorily redeemable securities		0	0
Subordinated notes		0	0
Interest payable		0	0
Interest rate swaps		0	0
Off-balance-sheet instruments	[1]	$ 0	$ 0

[1] Represents estimated cash outflows required to currently settle the obligations at current market rates.