| ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Tables) | 3 Months Ended | 
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| Mar. 31, 2024 | |
| Accumulated Other Comprehensive Income (Loss) [Abstract] | |
| Schedule of activity in accumulated other comprehensive income (loss), net of tax | Accumulated  Securities  Other  Available  Interest Rate  Retirement  Comprehensive  (Dollars in Thousands) Swap  Plans  Balance as of January 1, 2024  $  (25,691) $  3,970 $  (425) $  (22,146) Other comprehensive (loss) income during the period (260) 326 - 66 Balance as of March 31, 2024  $  (25,951) $  4,296 $  (425) $  (22,080) Balance as of January 1, 2023  $  (37,349) $  4,625 $  (4,505) $  (37,229) Other comprehensive income (loss) during the period 5,751 (598) - 5,153 Balance as of March 31, 2023  $  (31,598) $  4,027 $  (4,505) $  (32,076) | 
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- References No definition available. 
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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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