PENSION PLANS AND OTHER POST-RETIREMENT BENEFITS - Targeted and Actual Plan Assets by Category (Details)	9 Months Ended
	Sep. 30, 2014	Dec. 31, 2013
Pension Plans
Targeted and actual plan assets by category [Abstract]
Targeted allocation of plan assets	100.00%
Actual allocation of plan assets	100.00%	100.00%
Pension Plans | Equity Markets
Targeted and actual plan assets by category [Abstract]
Targeted allocation of plan assets	41.00%
Actual allocation of plan assets	51.00%	34.00%
Pension Plans | Debt Securities
Targeted and actual plan assets by category [Abstract]
Targeted allocation of plan assets	38.00%
Actual allocation of plan assets	36.00%	28.00%
Pension Plans | Other
Targeted and actual plan assets by category [Abstract]
Targeted allocation of plan assets	21.00%
Actual allocation of plan assets	13.00%	38.00%
Postretirement Plans
Targeted and actual plan assets by category [Abstract]
Targeted allocation of plan assets	100.00%
Actual allocation of plan assets	100.00%	100.00%
Postretirement Plans | Equity Markets
Targeted and actual plan assets by category [Abstract]
Targeted allocation of plan assets	60.00%
Actual allocation of plan assets	60.00%	61.00%
Postretirement Plans | Debt Securities
Targeted and actual plan assets by category [Abstract]
Targeted allocation of plan assets	40.00%
Actual allocation of plan assets	40.00%	39.00%
Postretirement Plans | Other
Targeted and actual plan assets by category [Abstract]
Targeted allocation of plan assets	0.00%
Actual allocation of plan assets	0.00%	0.00%