PENSION AND OTHER BENEFIT PLANS - Weighted-average assumptions used to determine net periodic benefit cost (Details)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Pension Benefits
Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost
Discount rate	3.10%	2.80%	3.50%
Expected return on plan assets	6.70%	7.00%	7.00%
Rate of compensation increase		3.50%	3.50%
Pension Benefits | Year 2022
Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost
Rate of compensation increase	4.00%
Pension Benefits | Year 2023
Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost
Rate of compensation increase	3.50%
while employed
Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost
Interest credting rates	6.00%	6.00%	6.00%
after termination
Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost
Interest credting rates	1.94%	1.42%	2.16%
Post-retirement Benefits
Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost
Discount rate	3.10%	2.80%	3.60%