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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Changes in Allowance for Loan Losses by Loan Segment (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Allowance for credit losses - loans |  |  |
Beginning balance | $ 204,934 | $ 223,277 | $ 195,397
Provision for credit losses - loans | 37,200 | 7,300 | 0
CECL Day 1 non-PCD provision for credit losses - loans |  |  | 13,955
CECL Day 1 PCD ACL - loans |  |  | 16,599
Recoveries on loans | 4,866 | 2,396 | 3,927
Loans charged off | (54,243) | (28,039) | (6,601)
Ending balance | 192,757 | 204,934 | 223,277
Commercial |  |  |
Allowance for credit losses - loans |  |  |
Beginning balance | 97,348 | 102,216 | 69,935
Provision for credit losses - loans | 44,455 | 17,401 | 16,697
CECL Day 1 non-PCD provision for credit losses - loans |  |  | 2,957
CECL Day 1 PCD ACL - loans |  |  | 12,970
Recoveries on loans | 3,153 | 995 | 872
Loans charged off | (50,199) | (23,264) | (1,215)
Ending balance | 94,757 | 97,348 | 102,216
Commercial Real Estate |  |  |
Allowance for credit losses - loans |  |  |
Beginning balance | 44,048 | 46,839 | 60,665
Provision for credit losses - loans | 7,167 | (2,735) | (20,425)
CECL Day 1 non-PCD provision for credit losses - loans |  |  | 5,539
CECL Day 1 PCD ACL - loans |  |  | 2,981
Recoveries on loans | 236 | 60 | 1,096
Loans charged off | (352) | (116) | (3,017)
Ending balance | 51,099 | 44,048 | 46,839
Construction |  |  |
Allowance for credit losses - loans |  |  |
Beginning balance | 24,823 | 28,955 | 20,206
Provision for credit losses - loans | (15,039) | (4,132) | 6,367
CECL Day 1 non-PCD provision for credit losses - loans |  |  | 871
CECL Day 1 PCD ACL - loans |  |  | 648
Recoveries on loans | 0 | 0 | 863
Loans charged off | 0 | 0 | 0
Ending balance | 9,784 | 24,823 | 28,955
Consumer & Residential |  |  |
Allowance for credit losses - loans |  |  |
Beginning balance | 38,715 | 45,267 | 44,591
Provision for credit losses - loans | 617 | (3,234) | (2,639)
CECL Day 1 non-PCD provision for credit losses - loans |  |  | 4,588
CECL Day 1 PCD ACL - loans |  |  | 0
Recoveries on loans | 1,477 | 1,341 | 1,096
Loans charged off | (3,692) | (4,659) | (2,369)
Ending balance | $ 37,117 | $ 38,715 | $ 45,267

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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + 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 of increase in allowance for credit loss on financing receivable from purchase of loan. Excludes financing receivable purchased with credit deterioration, loan acquired through business combination or acquisition, and net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + Details
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