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Loans and Allowance for Credit Losses - Schedule of Loans by Class (Details) - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, at amortized cost | $ 2,121,772 | $ 2,088,556
Allowance for credit losses | (19,958) | (22,874)
Loans, net of allowance for credit losses | 2,101,814 | 2,065,682
Deferred loan fees | (6,700) | (4,900)
Unrecognized purchase discounts on non-PCI loans | 782 | 815
Financing receivable, accrued interest, net | 8,500 | 8,800
Commercial loans | Commercial and industrial |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, at amortized cost | 545,069 | 498,408
Allowance for credit losses | (1,654) | (2,530)
Commercial real estate loans | Commercial owner-occupied |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, at amortized cost | 308,266 | 304,963
Allowance for credit losses | (2,304) | (2,778)
Commercial real estate loans | Commercial investor-owned |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, at amortized cost | 955,021 | 961,208
Allowance for credit losses | (10,856) | (12,682)
Commercial real estate loans | Construction |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, at amortized cost | 71,066 | 73,046
Allowance for credit losses | (1,312) | (1,557)
Residential loans | Home equity |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, at amortized cost | 96,575 | 104,813
Allowance for credit losses | (520) | (738)
Residential loans | Other residential |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, at amortized cost | 124,383 | 123,395
Allowance for credit losses | (757) | (998)
Consumer loans | Installment and other consumer loans |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, at amortized cost | 21,392 | 22,723
Allowance for credit losses | $ (255) | $ (291)

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