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Allowance for Credit Losses - Summary of Company's Allowance for Loan Losses ("All") and Recorded Investment in Loans (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance | $ 89,553 | $ 49,694
Day 1 CECL provision expense |  | 21,228
Purchase credit deteriorated ("PCD") allowance for credit loss at acquisition |  | 6,238
Charge-offs | (1,575) | (2,187)
Recoveries | 444 | 385
Provision expense for credit losses | 9,525 | 14,195
Ending balance | 97,947 | 89,553
Commercial Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance | 37,608 | 31,256
Day 1 CECL provision expense |  | 4,274
Purchase credit deteriorated ("PCD") allowance for credit loss at acquisition |  | 2,408
Charge-offs | (277) | (1,340)
Recoveries | 290 | 185
Provision expense for credit losses | 7,683 | 825
Ending balance | 45,304 | 37,608
Commercial Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance | 32,050 | 10,033
Day 1 CECL provision expense |  | 11,792
Purchase credit deteriorated ("PCD") allowance for credit loss at acquisition |  | 3,559
Recoveries | 3 | 21
Provision expense for credit losses | 612 | 6,645
Ending balance | 32,665 | 32,050
Residential Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance | 19,306 | 8,056
Day 1 CECL provision expense |  | 5,034
Purchase credit deteriorated ("PCD") allowance for credit loss at acquisition |  | 270
Charge-offs | (48) | (2)
Recoveries | 26 | 54
Provision expense for credit losses | 266 | 5,894
Ending balance | 19,550 | 19,306
Consumer Loan [Member] |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance | 589 | 349
Day 1 CECL provision expense |  | 128
Purchase credit deteriorated ("PCD") allowance for credit loss at acquisition |  | 1
Charge-offs | (1,250) | (845)
Recoveries | 125 | 125
Provision expense for credit losses | 964 | 831
Ending balance | $ 428 | $ 589

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- Definition Amount of expense related to estimated loss from Day 1 CECL. + References No definition available. + Details
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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 -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479344/326-20-45-1 + Details
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- Definition Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 + Details
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