Fair Value Measurements - Recurring (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Assets:
Securities available-for-sale	$ 1,539,359	$ 1,693,632
Mortgage servicing rights	$ 11,189	7,097
Derivative Asset Statement Of Financial Position Extensible Enumeration Not Disclosed Flag	true
Liabilities:
Derivative Liability Statement Of Financial Position Extensible Enumeration Not Disclosed Flag	true
U.S. Treasury
Assets:
Securities available-for-sale	$ 212,129	202,339
U.S. government agencies
Assets:
Securities available-for-sale	56,048	61,888
States and political subdivisions
Assets:
Securities available-for-sale	226,128	257,609
Corporate bonds
Assets:
Securities available-for-sale	9,622	9,887
Collateralized mortgage obligations
Assets:
Securities available-for-sale	533,768	672,967
Asset-backed Securities
Assets:
Securities available-for-sale	201,928	236,877
Collateralized loan obligations.
Assets:
Securities available-for-sale	174,746	79,763
Fair Value, Inputs, Level 1 [Member]
Assets:
Securities available-for-sale	212,129	202,339
Fair Value, Inputs, Level 2 [Member]
Assets:
Securities available-for-sale	1,291,219	1,476,057
Loans held-for-sale	491	4,737
Other assets	6,391	3,494
Liabilities:
Other liabilities	12,264	6,788
Fair Value, Inputs, Level 3 [Member]
Assets:
Securities available-for-sale	36,011	15,236
Mortgage servicing rights	11,189	7,097
Fair Value, Measurements, Recurring [Member]
Assets:
Securities available-for-sale	491
Loans held-for-sale		4,737
Mortgage servicing rights	11,189	7,097
Total financial assets	1,557,631	1,709,468
Liabilities:
Total	12,265	6,809
Fair Value, Measurements, Recurring [Member] \| Interest rate swap agreements, including risk participation agreement
Assets:
Securities available-for-sale	6,516
Other assets		3,494
Liabilities:
Other liabilities	12,265	6,809
Fair Value, Measurements, Recurring [Member] \| Forward Contracts [Member]
Assets:
Securities available-for-sale	76
Other assets		508
Fair Value, Measurements, Recurring [Member] \| U.S. Treasury
Assets:
Securities available-for-sale	212,129	202,339
Fair Value, Measurements, Recurring [Member] \| U.S. government agencies
Assets:
Securities available-for-sale	56,048	61,888
Fair Value, Measurements, Recurring [Member] \| Mortgage Backed Securities, Issued by US Government Agencies
Assets:
Securities available-for-sale	124,990	172,302
Fair Value, Measurements, Recurring [Member] \| States and political subdivisions
Assets:
Securities available-for-sale	226,128	257,609
Fair Value, Measurements, Recurring [Member] \| Corporate bonds
Assets:
Securities available-for-sale	9,622	9,887
Fair Value, Measurements, Recurring [Member] \| Collateralized mortgage obligations
Assets:
Securities available-for-sale	533,768	672,967
Fair Value, Measurements, Recurring [Member] \| Asset-backed Securities
Assets:
Securities available-for-sale	201,928	236,877
Fair Value, Measurements, Recurring [Member] \| Collateralized loan obligations.
Assets:
Securities available-for-sale	174,746	79,763
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 1 [Member]
Assets:
Total financial assets	212,129	202,339
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 1 [Member] \| U.S. Treasury
Assets:
Securities available-for-sale	212,129	202,339
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member]
Assets:
Securities available-for-sale	491
Loans held-for-sale		4,737
Total financial assets	1,298,302	1,484,796
Liabilities:
Total	12,265	6,809
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| Interest rate swap agreements, including risk participation agreement
Assets:
Securities available-for-sale	6,516
Other assets		3,494
Liabilities:
Other liabilities	12,265	6,809
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| Forward Contracts [Member]
Assets:
Securities available-for-sale	76
Other assets		508
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| U.S. government agencies
Assets:
Securities available-for-sale	56,048	61,888
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| Mortgage Backed Securities, Issued by US Government Agencies
Assets:
Securities available-for-sale	124,990	172,302
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| States and political subdivisions
Assets:
Securities available-for-sale	211,899	242,373
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| Corporate bonds
Assets:
Securities available-for-sale	9,622	9,887
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| Collateralized mortgage obligations
Assets:
Securities available-for-sale	526,998	672,967
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| Asset-backed Securities
Assets:
Securities available-for-sale	186,916	236,877
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| Collateralized loan obligations.
Assets:
Securities available-for-sale	174,746	79,763
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 3 [Member]
Assets:
Mortgage servicing rights	11,189	7,097
Total financial assets	47,200	22,333
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 3 [Member] \| States and political subdivisions
Assets:
Securities available-for-sale	14,229	$ 15,236
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 3 [Member] \| Collateralized mortgage obligations
Assets:
Securities available-for-sale	6,770
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 3 [Member] \| Asset-backed Securities
Assets:
Securities available-for-sale	$ 15,012

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