Income Taxes Schedule of deferred income tax asset and liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Components of Deferred Tax Assets [Abstract]
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Provision for Loan Losses	$ 18,615	$ 18,153
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Pensions	1,776	1,540
Deferred Tax Assets, Hedging Transactions	0	55
Deferred Tax Assets, Unrealized Losses on Available-for-Sale Securities, Gross	25,443	0
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Compensation	6,255	6,294
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Impairment Losses	11	909
Deferred tax asset, deferred loan fees	1,898	2,569
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Other	317	432
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost	2,827	2,694
Deferred Tax Assets, Operating Loss Carryforwards	2,654	3,197
Deferred Tax Assets, Capital Loss Carryforwards	299	0
Deferred Tax Assets, Property, Plant and Equipment	510	249
Deferred Tax Assets, Operating lease liability	4,206	3,111
Deferred Tax Assets, Investments	0	69
Deferred Tax Assets, Other	1,950	1,854
Deferred Tax Assets, Gross	66,761	41,126
Components of Deferred Tax Liabilities [Abstract]
Deferred Tax Liabilities, Unrealized Gains on Trading Securities	0	5,623
Deferred Tax Liabilities, Investments	4,890	6,363
Deferred Tax Liabilities, Prepaid Expenses	19,678	19,182
Deferred Tax Liabilities, Mortgage Servicing Rights	3,445	3,333
Deferred Tax Liabilities, Partnership Adjustments	884	0
Deferred Tax Liabilities, Deferred Expense, Deferred Policy Acquisition Cost	952	880
Deferred Tax Liabilities, Operating lease right of use asset	3,837	2,917
Deferred Tax Liabilities, Leasing Arrangements	2,325	2,764
Deferred Tax Liabilities, Other	565	514
Deferred Tax Liabilities, Tax Deferred Income	36,576	41,576
Deferred Tax Assets, Net	$ 30,185
Net deferred tax asset (liability)		$ 450	$ 2,892

Deferred Tax Assets, Operating lease liability

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Deferred Tax Liabilities, Operating lease right of use asset

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Deferred Tax Liabilities, Partnership Adjustments

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Deferred tax asset, deferred loan fees

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible capital loss carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from hedging transactions.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from investments (excludes investments in subsidiaries and equity method investments).

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Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from property, plant, and equipment.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from employee compensation.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from pension benefits.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from estimated impairment losses.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from reserves and accruals, classified as other.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary difference from allowance for credit loss on financing receivable.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary difference from unrealized loss on 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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Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting.

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The amount as of the balance sheet date of the estimated future tax effects attributable to policy acquisition costs being expensed for tax purposes but capitalized in conformity with generally accepted accounting principles, which will reverse in future periods when amortization of such capitalized costs cannot be deducted for tax purposes.

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Amount of deferred tax liability attributable to taxable temporary differences from investments (excludes investments in subsidiaries and equity method investments).

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Amount of deferred tax liability attributable to taxable temporary differences from leasing arrangements.

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Amount of deferred tax liability attributable to taxable temporary differences from mortgage servicing rights.

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Amount of deferred tax liability attributable to taxable temporary differences classified as other.

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Amount of deferred tax consequences attributable to taxable temporary differences derived from prepaid expenses.

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Amount of deferred tax liability attributable to taxable temporary differences from tax deferred revenue or income classified as other.

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Amount of deferred tax liability attributable to taxable temporary differences from unrealized gains on trading securities.

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