EMPLOYEE BENEFIT PLANS - Weighted-average Assumptions used to Determine Benefit Obligations and Net Periodic Benefit Cost (Income) (Details) - Pension Plan [Member]	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
EMPLOYEE BENEFIT PLANS [Abstract]
Rate of compensation increase	3.00%	3.00%	3.00%
Rate of compensation increase	3.00%	3.00%	3.00%
FCCB Plan [Member]
EMPLOYEE BENEFIT PLANS [Abstract]
Discount rate	5.00%	5.25%	4.50%
Discount rate	5.25%	4.50%	4.75%
Expected long-term return on plan assets	7.00%	7.00%	7.00%