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PORTFOLIO LOANS - Schedule of ACL and Amortized Cost of Portfolio Loans by Loan Category (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | --- | --- | ---
Portfolio Loans |  |  |  |
Collectively Evaluated for Impairment | $ 7,677,279 | $ 7,647,883 |  |
Individually Evaluated for Impairment | 19,808 | 3,151 |  |
Total | 7,697,087 | 7,651,034 |  |
ACL Attributed to Portfolio Loans |  |  |  |
Collectively Evaluated for Impairment | 81,564 | 90,845 |  |
Individually Evaluated for Impairment | 1,840 | 895 |  |
Total | 83,404 | 91,740 | $ 91,608 | $ 87,887
Commercial loans |  |  |  |
Portfolio Loans |  |  |  |
Collectively Evaluated for Impairment | 5,533,608 | 5,631,983 |  |
Individually Evaluated for Impairment | 18,680 | 3,065 |  |
Total | 5,552,288 | 5,635,048 |  |
ACL Attributed to Portfolio Loans |  |  |  |
Collectively Evaluated for Impairment | 55,395 | 61,014 |  |
Individually Evaluated for Impairment | 1,840 | 870 |  |
Total | 57,235 | 61,884 |  |
Commercial loans | C&I and other commercial |  |  |  |
Portfolio Loans |  |  |  |
Collectively Evaluated for Impairment | 1,900,835 | 1,833,624 |  |
Individually Evaluated for Impairment | 3,680 | 2,370 |  |
Total | 1,904,515 | 1,835,994 |  |
ACL Attributed to Portfolio Loans |  |  |  |
Collectively Evaluated for Impairment | 19,749 | 20,471 |  |
Individually Evaluated for Impairment | 1,840 | 785 |  |
Total | 21,589 | 21,256 | 23,860 | 23,855
Commercial loans | CRE |  |  |  |
Portfolio Loans |  |  |  |
Collectively Evaluated for Impairment | 3,254,564 | 3,336,642 |  |
Individually Evaluated for Impairment | 15,000 | 695 |  |
Total | 3,269,564 | 3,337,337 |  |
ACL Attributed to Portfolio Loans |  |  |  |
Collectively Evaluated for Impairment | 32,301 | 35,380 |  |
Individually Evaluated for Impairment | 0 | 85 |  |
Total | 32,301 | 35,465 | 38,299 | 38,249
Commercial loans | Real estate construction |  |  |  |
Portfolio Loans |  |  |  |
Collectively Evaluated for Impairment | 378,209 | 461,717 |  |
Individually Evaluated for Impairment | 0 | 0 |  |
Total | 378,209 | 461,717 |  |
ACL Attributed to Portfolio Loans |  |  |  |
Collectively Evaluated for Impairment | 3,345 | 5,163 |  |
Individually Evaluated for Impairment | 0 | 0 |  |
Total | 3,345 | 5,163 | 6,457 | 5,102
Retail loans: |  |  |  |
Portfolio Loans |  |  |  |
Collectively Evaluated for Impairment | 2,143,671 | 2,015,900 |  |
Individually Evaluated for Impairment | 1,128 | 86 |  |
Total | 2,144,799 | 2,015,986 |  |
ACL Attributed to Portfolio Loans |  |  |  |
Collectively Evaluated for Impairment | 26,169 | 29,831 |  |
Individually Evaluated for Impairment | 0 | 25 |  |
Total | 26,169 | 29,856 |  |
Retail loans: | CRE |  |  |  |
Portfolio Loans |  |  |  |
Collectively Evaluated for Impairment | 1,695,329 | 1,720,369 |  |
Individually Evaluated for Impairment | 1,128 | 86 |  |
Total | 1,696,457 | 1,720,455 |  |
ACL Attributed to Portfolio Loans |  |  |  |
Collectively Evaluated for Impairment | 23,711 | 26,273 |  |
Individually Evaluated for Impairment | 0 | 25 |  |
Total | 23,711 | 26,298 | 18,193 | 17,589
Retail loans: | Retail other |  |  |  |
Portfolio Loans |  |  |  |
Collectively Evaluated for Impairment | 448,342 | 295,531 |  |
Individually Evaluated for Impairment | 0 | 0 |  |
Total | 448,342 | 295,531 |  |
ACL Attributed to Portfolio Loans |  |  |  |
Collectively Evaluated for Impairment | 2,458 | 3,558 |  |
Individually Evaluated for Impairment | 0 | 0 |  |
Total | $ 2,458 | $ 3,558 | $ 4,799 | $ 3,092

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