EMPLOYEE AND POSTRETIREMENT BENEFIT PLANS - Plan Assets Allocation (Details)	Dec. 31, 2023	Dec. 31, 2022
EMPLOYEE AND POSTRETIREMENT BENEFIT PLANS
Percentage of plan assets	100.00%	100.00%
Cash and Cash Equivalents
EMPLOYEE AND POSTRETIREMENT BENEFIT PLANS
Percentage of plan assets	54.00%	3.00%
Debt Securities
EMPLOYEE AND POSTRETIREMENT BENEFIT PLANS
Percentage of plan assets	18.00%	39.00%
Equity Securities
EMPLOYEE AND POSTRETIREMENT BENEFIT PLANS
Percentage of plan assets	24.00%	50.00%
Alternative Funds
EMPLOYEE AND POSTRETIREMENT BENEFIT PLANS
Percentage of plan assets	4.00%	8.00%