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OTHER COMMITMENTS, CONTINGENCIES, AND OFF-BALANCE SHEET ACTIVITIES (Tables) | 12 Months Ended
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Dec. 31, 2021
OTHER COMMITMENTS, CONTINGENCIES, AND OFF-BALANCE SHEET ACTIVITIES |
Schedule of Loss Contingencies by Contingency | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
(in thousands) |  | 2021 |  | 2020
Commitments to originate new loans | ​ | $ | 115,563 | ​ | $ | 71,857
Unused funds on commercial and other lines of credit |  | ​ | 98,993 |  | ​ | 202,217
Unadvanced funds on home equity lines of credit | ​ | ​ | 117,351 | ​ | ​ | 117,198
Unadvanced funds on construction and real estate loans | ​ |  | 168,883 | ​ |  | 106,935
Commercial and standby letters of credit | ​ | ​ | 3,061 | ​ | ​ | 3,481
Letters of credit securing municipal deposits | ​ | ​ | 221,804 | ​ | ​ | 181,150
Total | ​ | $ | 725,655 | ​ | $ | 682,838

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