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OTHER COMMITMENTS, CONTINGENCIES, AND OFF-BALANCE SHEET ACTIVITIES (Tables) | 12 Months Ended
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Dec. 31, 2022
Commitments and Contingencies Disclosure [Abstract] |
Schedule of Financial Instruments Outstanding Whose Contract Amounts Represent Credit Risk | A summary of financial instruments outstanding whose contract amounts represent credit risk is as follows at year-end:
(In thousands) |  | 2022 |  | 2021
Commitments to originate new loans |  | $ | 305,474 |  |  | $ | 588,034 |
Unused funds on commercial and other lines of credit |  | 966,523 |  |  | 902,598 |
Unadvanced funds on home equity lines of credit |  | 336,924 |  |  | 334,784 |
Unadvanced funds on construction and real estate loans |  | 694,091 |  |  | 340,336 |
Standby letters of credit |  | 21,387 |  |  | 14,475 |
Total |  | $ | 2,324,399 |  |  | $ | 2,180,227 |

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