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v3.25.3

BUSINESS COMBINATION - Additional Information (Details) $ / shares in Units, $ in Thousands |  |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | ---
Jun. 23, 2025 USD ($) shares | Feb. 29, 2024 USD ($) | Sep. 30, 2025 USD ($) numberOfOffices $ / shares | Sep. 30, 2024 USD ($) | Sep. 30, 2025 USD ($) numberOfOffices $ / shares | Sep. 30, 2024 USD ($) | Dec. 31, 2024 USD ($)
Business Combination [Line Items] |  |  |  |  |  |  |
Assets |  |  | $ 18,554,506 |  | $ 18,554,506 |  | $ 18,570,261
Net loans and leases |  |  | 11,552,635 |  | 11,552,635 |  | 11,604,987
Deposits |  |  | 14,433,448 |  | 14,433,448 |  | $ 14,329,138
Cash consideration |  |  |  |  | 0 | $ 96,887 |
Business Combination, Recognized Liability Assumed, Liability |  |  | 0 | $ 2,702 | 0 | 2,702 |
Westfield Bank |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |
Assets |  |  | 2,100,000 |  | 2,100,000 |  |
Net loans and leases |  |  | 1,700,000 |  | 1,700,000 |  |
Deposits |  |  | $ 1,800,000 |  | $ 1,800,000 |  |
Number of banking offices | numberOfOffices |  |  | 7 |  | 7 |  |
Business Combination, Consideration Transferred, Equity Interest, Share Issued, Number of Shares | shares | 2,753,094 |  |  |  |  |  |
Business Combination, Consideration Transferred, Equity Interest | $ 64,400 |  |  |  |  |  |
Cash consideration | 260,000 |  |  |  |  |  |
Business Combination, Price of Acquisition, Expected | $ 324,400 |  |  |  |  |  |
Agile Premium Finance |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |
Cash consideration |  | $ 96,887 |  |  |  |  |
Payments for Merger Related Costs |  |  | $ 0 | $ 0 | $ 100 | $ 200 |
Business Combination, Recognized Asset Acquired, Asset |  | 97,801 |  |  |  |  |
Business Combination, Recognized Liability Assumed, Liability |  | 2,702 |  |  |  |  |
Goodwill |  | $ 1,788 |  |  |  |  |
BankFinancial |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |
Assets |  |  | 1,500,000 |  | 1,500,000 |  |
Net loans and leases |  |  | 759,800 |  | 759,800 |  |
Deposits |  |  | $ 1,200,000 |  | $ 1,200,000 |  |
Number of banking offices | numberOfOffices |  |  | 18 |  | 18 |  |
Common Stock, Par or Stated Value Per Share | $ / shares |  |  | $ 0.48 |  | $ 0.48 |  |

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