LEASES - Narrative (Details)	3 Months Ended
	Mar. 31, 2024 USD ($) lease	Mar. 31, 2023 USD ($)
Lessee, Lease, Description [Line Items]
Operating lease, weighted average remaining lease term (years)	7 years 6 months 21 days
Operating lease, weighted average discount rate	3.51%
Operating lease not yet commenced | lease	1
Finance lease, weighted average remaining lease term (years)	9 years 1 month 6 days
Finance lease, weighted average discount rate	3.42%
Finance lease not yet commenced	$ 0
Operating lease, rent expense	300,000
2 Rush Street, Schenectady, New York | Director
Lessee, Lease, Description [Line Items]
Monthly rent and common area maintenance expense	9,000
Operating lease, rent expense	$ 27,000	$ 26,000