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Loans and Allowance for Credit Losses - Loans - ACL for Loans and Amortized Cost Basis (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022 | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | --- | --- | ---
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Allowance for loan losses: ending balance, collectively evaluated for impairment | $ 30,440 |  | $ 14,958 |
Allowance for loan losses: ending balance, individually evaluated for impairment | 825 |  | 189 |
Allowance for loan losses | 31,265 | $ 18,957 | 15,147 | $ 14,597
Loans receivable: ending balance, collectively evaluated for impairment | 3,597,438 |  | 3,121,531 |
Loans receivable: ending balance, individually evaluated for impairment | 13,909 |  | 3,061 |
Net loans | 3,611,347 | 3,514,119 | 3,113,770 |
Commercial portfolio | Commercial real estate (1) |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Allowance for loan losses: ending balance, collectively evaluated for impairment | 13,175 |  | 9,877 |
Allowance for loan losses: ending balance, individually evaluated for impairment | 137 |  | 114 |
Allowance for loan losses | 13,312 | 13,142 | 9,991 | 9,415
Loans receivable: ending balance, collectively evaluated for impairment | 1,892,504 |  | 1,722,668 |
Loans receivable: ending balance, individually evaluated for impairment | 6,664 |  | 1,101 |
Net loans | 1,899,168 | 2,052,934 | 1,719,458 |
Commercial portfolio | Commercial and industrial |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Allowance for loan losses: ending balance, collectively evaluated for impairment | 10,587 |  | 3,736 |
Allowance for loan losses: ending balance, individually evaluated for impairment | 682 |  | 75 |
Allowance for loan losses | 11,269 | 4,593 | 3,811 | 3,439
Loans receivable: ending balance, collectively evaluated for impairment | 604,176 |  | 586,444 |
Loans receivable: ending balance, individually evaluated for impairment | 1,434 |  | 523 |
Net loans | 605,610 | 596,042 | 585,921 |
Commercial portfolio | Construction |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Allowance for loan losses: ending balance, collectively evaluated for impairment | 3,631 |  | 41 |
Allowance for loan losses: ending balance, individually evaluated for impairment | 0 |  | 0 |
Allowance for loan losses | 3,631 | 0 | 41 | 38
Loans receivable: ending balance, collectively evaluated for impairment | 483,916 |  | 382,131 |
Loans receivable: ending balance, individually evaluated for impairment | 2,256 |  | 0 |
Net loans | 486,172 | 441,246 | 380,910 |
Consumer Portfolio Segment | Residential mortgage |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Allowance for loan losses: ending balance, collectively evaluated for impairment | 2,868 |  | 1,045 |
Allowance for loan losses: ending balance, individually evaluated for impairment | 6 |  | 0 |
Allowance for loan losses | 2,874 | 1,319 | 1,045 | 1,019
Loans receivable: ending balance, collectively evaluated for impairment | 608,872 |  | 418,830 |
Loans receivable: ending balance, individually evaluated for impairment | 3,555 |  | 1,437 |
Net loans | 612,427 | 416,221 | 416,023 |
Consumer Portfolio Segment | Consumer |  |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |  |
Allowance for loan losses: ending balance, collectively evaluated for impairment | 179 |  | 2 |
Allowance for loan losses: ending balance, individually evaluated for impairment | 0 |  | 0 |
Allowance for loan losses | 179 | 29 | 2 | $ 2
Loans receivable: ending balance, collectively evaluated for impairment | 7,970 |  | 11,458 |
Loans receivable: ending balance, individually evaluated for impairment | 0 |  | 0 |
Net loans | $ 7,970 | $ 7,676 | $ 11,458 |

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- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 + Details
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- Definition The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
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