Loans and Allowance for Credit Losses - Information related to nonaccrual loans by class (Details) - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Loans and Leases Receivable Disclosure [Line Items]
Nonaccrual with No Allowance for Credit Loss	$ 13,776		$ 30,354
Nonaccrual with an Allowance for Credit Loss	17,471		30,589
Total Nonaccrual Loans	31,247		60,943
Interest on nonaccrual loans	1,400	$ 2,600
Actual nonaccrual, interest income	23	$ 282
Performing Financial Instruments
Loans and Leases Receivable Disclosure [Line Items]
Troubled debt restructuring	10,200		10,500
Commercial
Loans and Leases Receivable Disclosure [Line Items]
Nonaccrual with No Allowance for Credit Loss	7,113		3,263
Nonaccrual with an Allowance for Credit Loss	5,034		12,089
Total Nonaccrual Loans	12,147		15,352
Income producing - commercial real estate
Loans and Leases Receivable Disclosure [Line Items]
Nonaccrual with No Allowance for Credit Loss	4,620		6,500
Nonaccrual with an Allowance for Credit Loss	10,313		12,380
Total Nonaccrual Loans	14,933		18,880
Owner occupied - commercial real estate
Loans and Leases Receivable Disclosure [Line Items]
Nonaccrual with No Allowance for Credit Loss	1,593		18,941
Nonaccrual with an Allowance for Credit Loss	0		4,217
Total Nonaccrual Loans	1,593		23,158
Real estate mortgage - residential
Loans and Leases Receivable Disclosure [Line Items]
Nonaccrual with No Allowance for Credit Loss	84		1,234
Nonaccrual with an Allowance for Credit Loss	1,934		1,697
Total Nonaccrual Loans	2,018		2,931
Construction - commercial and residential
Loans and Leases Receivable Disclosure [Line Items]
Nonaccrual with No Allowance for Credit Loss	0		0
Nonaccrual with an Allowance for Credit Loss	0		206
Total Nonaccrual Loans	0		206
Home equity
Loans and Leases Receivable Disclosure [Line Items]
Nonaccrual with No Allowance for Credit Loss	366		416
Nonaccrual with an Allowance for Credit Loss	190		0
Total Nonaccrual Loans	$ 556		$ 416

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Amount of Financing Receivable Non accrual an Allowance

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Amount of financing receivable modified as troubled debt restructuring.

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-Publisher FASB
-Name Accounting Standards Codification
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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