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Loans and Allowance for Credit Losses - Allowance for Credit Loss Activity (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Balance at beginning of period | $ 104,802 | $ 108,113 | $ 107,966 | $ 101,340 | $ 101,340
Provision for credit losses on loans | 960 | 8,611 | 4,385 | 9,701 |
Charge-offs | (845) | (12,222) | (7,784) | (16,681) | (24,638)
Recoveries | 1,233 | 1,255 | 1,583 | 10,829 |
Net (Charge-offs)/Recoveries | 388 | (10,967) | (6,201) | (5,852) |
Balance at End of Period | 106,150 | 105,757 | 106,150 | 105,757 | 107,966
Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Balance at beginning of period |  |  |  | 568 | 568
Commercial Loans | Commercial real estate |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Balance at beginning of period | 35,612 | 40,426 | 37,886 | 41,428 | 41,428
Provision for credit losses on loans | 1,101 | (544) | 3,938 | (1,555) |
Charge-offs | 0 | 0 | (5,205) | 0 | (1,706)
Recoveries | 364 | 955 | 458 | 964 |
Net (Charge-offs)/Recoveries | 364 | 955 | (4,747) | 964 |
Balance at End of Period | 37,077 | 40,837 | 37,077 | 40,837 | 37,886
Commercial Loans | Commercial real estate | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Balance at beginning of period |  |  |  | 0 | 0
Commercial Loans | Commercial and industrial |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Balance at beginning of period | 34,207 | 31,297 | 34,538 | 25,710 | 25,710
Provision for credit losses on loans | (149) | 8,832 | 532 | 8,356 |
Charge-offs | 0 | (11,808) | (1,128) | (15,220) | (19,254)
Recoveries | 677 | 7 | 793 | 9,407 |
Net (Charge-offs)/Recoveries | 677 | (11,801) | (335) | (5,813) |
Balance at End of Period | 34,735 | 28,328 | 34,735 | 28,328 | 34,538
Commercial Loans | Commercial and industrial | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Balance at beginning of period |  |  |  | 75 | 75
Commercial Loans | Commercial construction |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Balance at beginning of period | 5,149 | 6,893 | 5,382 | 6,264 | 6,264
Provision for credit losses on loans | 198 | (154) | (35) | 258 |
Charge-offs | 0 | 0 | 0 | 0 | (451)
Recoveries | 0 | 0 | 0 | 2 |
Net (Charge-offs)/Recoveries | 0 | 0 | 0 | 2 |
Balance at End of Period | 5,347 | 6,739 | 5,347 | 6,739 | 5,382
Commercial Loans | Commercial construction | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Balance at beginning of period |  |  |  | 215 | 215
Commercial Loans | Business banking |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Balance at beginning of period | 11,798 | 13,680 | 12,858 | 12,547 | 12,547
Provision for credit losses on loans | (868) | (157) | (1,862) | 1,340 |
Charge-offs | (96) | (10) | (194) | (662) | (1,306)
Recoveries | 49 | 103 | 81 | 140 |
Net (Charge-offs)/Recoveries | (47) | 93 | (113) | (522) |
Balance at End of Period | 10,883 | 13,616 | 10,883 | 13,616 | 12,858
Commercial Loans | Business banking | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Balance at beginning of period |  |  |  | 251 | 251
Consumer Loans | Consumer real estate |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Balance at beginning of period | 15,410 | 12,855 | 14,663 | 12,105 | 12,105
Provision for credit losses on loans | 231 | 550 | 1,089 | 1,038 |
Charge-offs | (332) | (40) | (471) | (117) | (421)
Recoveries | 67 | 53 | 95 | 114 |
Net (Charge-offs)/Recoveries | (265) | 13 | (376) | (3) |
Balance at End of Period | 15,376 | 13,418 | 15,376 | 13,418 | 14,663
Consumer Loans | Consumer real estate | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Balance at beginning of period |  |  |  | 278 | 278
Consumer Loans | Other consumer |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Balance at beginning of period | 2,626 | 2,962 | 2,639 | 3,286 | 3,286
Provision for credit losses on loans | 447 | 84 | 723 | 264 |
Charge-offs | (417) | (364) | (786) | (682) | (1,500)
Recoveries | 76 | 137 | 156 | 202 |
Net (Charge-offs)/Recoveries | (341) | (227) | (630) | (480) |
Balance at End of Period | $ 2,732 | $ 2,819 | $ 2,732 | 2,819 | 2,639
Consumer Loans | Other consumer | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |  |  |  |
Balance at beginning of period |  |  |  | $ (251) | $ (251)

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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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