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Loans and Allowance for Loan Losses - Loans outstanding by portfolio segment (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Loans and Allowance for Loan Losses
Total loans	$ 1,800,386	$ 1,979,375
Deferred loan fees and costs	2,400	4,700
PPP Loans
Loans and Allowance for Loan Losses
Deferred loan fees and costs	2,900	4,300
Commercial
Loans and Allowance for Loan Losses
Total loans	1,117,868	1,299,316
Consumer
Loans and Allowance for Loan Losses
Total loans	682,518	680,059
Commercial and industrial | Commercial
Loans and Allowance for Loan Losses
Total loans	506,599	691,858
Commercial and industrial | Commercial | PPP Loans
Loans and Allowance for Loan Losses
Total loans	103,500	268,400
Real estate construction | Commercial
Loans and Allowance for Loan Losses
Total loans	37,751	44,451
Residential | Consumer | Real estate first mortgage
Loans and Allowance for Loan Losses
Total loans	501,339	463,370
Residential | Consumer | Real estate junior lien
Loans and Allowance for Loan Losses
Total loans	130,243	143,416
Commercial real estate | Commercial
Loans and Allowance for Loan Losses
Total loans	573,518	563,007
Other revolving and installment | Consumer
Loans and Allowance for Loan Losses
Total loans	$ 50,936	$ 73,273

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The amount of deferred loan fees and cost incurred during the reporting period.

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- Definition

Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=121593590&loc=d3e4428-111522

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