COMMITMENTS AND CONTINGENCIES - Weighted average term and discount rates (Details)	Mar. 31, 2026	Dec. 31, 2025
COMMITMENTS AND CONTINGENCIES
Operating Lease, Weighted-average term (years)	18 years 10 days	18 years 2 months 1 day
Operating Lease, Weighted-average discount rate	4.16%	4.16%
Finance Lease, Weighted-average term (years)	4 years	4 years 3 months
Finance Lease, Weighted-average discount rate	4.31%	4.31%