FAIR VALUE MEASUREMENTS Fair Value Measurements Methods and Assumptions (Details)	9 Months Ended
	Sep. 30, 2013
Cash, Cash Equivalents and Restricted Cash [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Measurements, Valuation Techniques	The carrying amount is equal to fair market value
Energy Related Derivative [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Measurements, Valuation Techniques	The fair value of diesel fuel contracts is determined by a mark-to-market valuation which estimates fair value by discounting the difference between the contracted forward price and the current forward price for the residual maturity of the contract.
Borrowings [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Measurements, Valuation Techniques	The fair value of fixed rate debt is based upon quoted market prices for debt with similar terms and maturities.
Interest Rate Swap [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Measurements, Valuation Techniques	The fair value of interest rate contracts is determined by discounting the expected future cash flows, for each instrument, at prevailing interest rates.
Foreign currency exchange contracts [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Measurements, Valuation Techniques	The fair value of foreign currency exchange contracts is determined by a mark-to-market valuation which estimates fair value by discounting the difference between the contracted forward price and the current forward price for the residual maturity of the contract using a risk-free interest rate.
Foreign currency option contracts [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Measurements, Valuation Techniques	The fair value of foreign currency option contracts is based on a mark-to-market calculation using the Black-Scholes option pricing model.