LEASES - Narrative (Details)	3 Months Ended	9 Months Ended
	Sep. 30, 2025 USD ($) lease	Sep. 30, 2025 USD ($) lease	Sep. 30, 2024 USD ($)
Lessee, Lease, Description [Line Items]
Operating lease, weighted average remaining lease term (years)	6 years 2 months 1 day	6 years 2 months 1 day
Operating lease, weighted average discount rate	3.53%	3.53%
Operating lease, rent expense	$ 200,000	$ 700,000
Operating lease not yet commenced | lease	0	0
Finance lease, weighted average remaining lease term (years)	10 years 10 months 17 days	10 years 10 months 17 days
Finance lease, weighted average discount rate	4.06%	4.06%
Finance lease not yet commenced	$ 0	$ 0
2 Rush Street, Schenectady, New York | Director
Lessee, Lease, Description [Line Items]
Operating lease, rent expense	$ 28,000	83,000	$ 82,000
Monthly rent and common area maintenance expense		$ 9,000