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LEASES - Narrative (Details) | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2024 USD ($) lease | Jun. 30, 2023 USD ($) | Jun. 30, 2024 USD ($) lease | Jun. 30, 2023 USD ($) | May 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
Lessee, Lease, Description [Line Items] |  |  |  |  |  |
Operating lease, weighted average remaining lease term (years) | 7 years 3 months 29 days |  | 7 years 3 months 29 days |  |  |
Operating lease, weighted average discount rate | 3.51% |  | 3.51% |  |  |
Operating lease, rent expense | $ 300,000 |  | $ 500,000 |  |  |
Operating lease not yet commenced | lease | 0 |  | 0 |  |  |
Finance lease | $ 3,835,000 |  | $ 3,835,000 |  | $ 900,000 | $ 3,050,000
Finance lease, weighted average remaining lease term (years) | 11 years 6 months 10 days |  | 11 years 6 months 10 days |  |  |
Finance lease, weighted average discount rate | 3.94% |  | 3.94% |  |  |
Finance lease not yet commenced | $ 0 |  | $ 0 |  |  |
2 Rush Street, Schenectady, New York | Director |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |
Operating lease, rent expense | $ 27,000 | $ 27,000 | 55,000 | $ 53,000 |  |
Monthly rent and common area maintenance expense |  |  | $ 9,000 |  |  |

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