FINANCIAL INSTRUMENTS (Details) (USD $)	1 Months Ended	3 Months Ended
	Feb. 28, 2014	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014 Commodity Swaps [Member]	Mar. 31, 2013 Commodity Swaps [Member]	Mar. 31, 2014 Interest rate swap liabilities	Dec. 31, 2013 Interest rate swap liabilities	Mar. 31, 2014 Recurring basis Significant Other Observable Inputs (Level 2) Interest rate swap liabilities	Dec. 31, 2013 Recurring basis Significant Other Observable Inputs (Level 2) Interest rate swap liabilities
Fair value of financial instruments
Unrealized Gain (Loss) on Derivatives		$ 32,000	$ 0	$ 44,000	$ 0
Repayments of Lines of Credit	148,500,000
Derivative liability, current						100,000	300,000
Derivative liability, non-current						0
Fair value measurement								$ 145,000	$ 263,000