Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Fair value of financial and nonfinancial obligations.

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Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables.

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Fair value portion of other assets.

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Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.

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Fair Value Measurements - Recurring (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2021
Assets:
Securities available-for-sale	$ 1,734,416	$ 1,693,632
Mortgage servicing rights	10,722	7,097
U.S. Treasury
Assets:
Securities available-for-sale	214,820	202,339
U.S. government agencies
Assets:
Securities available-for-sale	57,896	61,888
States and political subdivisions
Assets:
Securities available-for-sale	233,652	257,609
Corporate bonds
Assets:
Securities available-for-sale	9,543	9,887
Collateralized mortgage obligations
Assets:
Securities available-for-sale	641,498	672,967
Asset-backed Securities
Assets:
Securities available-for-sale	259,622	236,877
Collateralized loan obligations.
Assets:
Securities available-for-sale	175,549	79,763
Fair Value, Inputs, Level 1 [Member]
Assets:
Securities available-for-sale	214,820	202,339
Fair Value, Inputs, Level 2 [Member]
Assets:
Securities available-for-sale	1,506,508	1,476,057
Loans held-for-sale	1,707	4,737
Other assets	4,956
Other assets	2,770	3,494
Liabilities:
Other liabilities	3,576	6,788
Fair Value, Inputs, Level 3 [Member]
Assets:
Securities available-for-sale	13,088	15,236
Mortgage servicing rights	10,722	7,097
Fair Value, Inputs, Level 3 [Member] \| States and political subdivisions
Assets:
Securities available-for-sale	13,100		$ 5,000
Fair Value, Measurements, Recurring [Member]
Assets:
Loans held-for-sale	1,707	4,737
Mortgage servicing rights	10,722	7,097
Total financial assets	1,754,724	1,709,468
Liabilities:
Total	3,580	6,809
Fair Value, Measurements, Recurring [Member] \| Credit Card Portfolio
Assets:
Other assets	4,956
Fair Value, Measurements, Recurring [Member] \| Interest Rate Swap [Member]
Assets:
Other assets	2,770	3,494
Liabilities:
Other liabilities	3,580	6,809
Fair Value, Measurements, Recurring [Member] \| Forward Contracts [Member]
Assets:
Other assets	153	508
Fair Value, Measurements, Recurring [Member] \| U.S. Treasury
Assets:
Securities available-for-sale	214,820	202,339
Fair Value, Measurements, Recurring [Member] \| U.S. government agencies
Assets:
Securities available-for-sale	57,896	61,888
Fair Value, Measurements, Recurring [Member] \| Mortgage Backed Securities, Issued by US Government Agencies
Assets:
Securities available-for-sale	141,836	172,302
Fair Value, Measurements, Recurring [Member] \| States and political subdivisions
Assets:
Securities available-for-sale	233,652	257,609
Fair Value, Measurements, Recurring [Member] \| Corporate bonds
Assets:
Securities available-for-sale	9,543	9,887
Fair Value, Measurements, Recurring [Member] \| Collateralized mortgage obligations
Assets:
Securities available-for-sale	641,498	672,967
Fair Value, Measurements, Recurring [Member] \| Asset-backed Securities
Assets:
Securities available-for-sale	259,622	236,877
Fair Value, Measurements, Recurring [Member] \| Collateralized loan obligations.
Assets:
Securities available-for-sale	175,549	79,763
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 1 [Member]
Assets:
Total financial assets	214,820	202,339
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 1 [Member] \| U.S. Treasury
Assets:
Securities available-for-sale	214,820	202,339
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member]
Assets:
Loans held-for-sale	1,707	4,737
Total financial assets	1,516,094	1,484,796
Liabilities:
Total	3,580	6,809
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| Credit Card Portfolio
Assets:
Other assets	4,956
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| Interest Rate Swap [Member]
Assets:
Other assets	2,770	3,494
Liabilities:
Other liabilities	3,580	6,809
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| Forward Contracts [Member]
Assets:
Other assets	153	508
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| U.S. government agencies
Assets:
Securities available-for-sale	57,896	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	141,836	172,302
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| States and political subdivisions
Assets:
Securities available-for-sale	220,564	242,373
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| Corporate bonds
Assets:
Securities available-for-sale	9,543	9,887
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| Collateralized mortgage obligations
Assets:
Securities available-for-sale	641,498	672,967
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| Asset-backed Securities
Assets:
Securities available-for-sale	259,622	236,877
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member] \| Collateralized loan obligations.
Assets:
Securities available-for-sale	175,549	79,763
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 3 [Member]
Assets:
Mortgage servicing rights	10,722	7,097
Total financial assets	23,810	22,333
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 3 [Member] \| States and political subdivisions
Assets:
Securities available-for-sale	$ 13,088	$ 15,236