FAIR VALUE MEASUREMENTS (Details) (USD $)
|
Sep. 30, 2013
|
Mar. 31, 2008
|
Sep. 30, 2013
Recurring [Member]
|
Dec. 31, 2012
Recurring [Member]
|
Sep. 30, 2013
Recurring [Member]
Level 1 [Member]
|
Dec. 31, 2012
Recurring [Member]
Level 1 [Member]
|
Sep. 30, 2013
Recurring [Member]
Level 2 [Member]
|
Dec. 31, 2012
Recurring [Member]
Level 2 [Member]
|
Sep. 30, 2013
Recurring [Member]
Level 3 [Member]
|
Dec. 31, 2012
Recurring [Member]
Level 3 [Member]
|
---|---|---|---|---|---|---|---|---|---|---|
Liabilities [Abstract] | ||||||||||
Commodity financial instruments | $ 39,000 | $ 39,000 | $ 0 | $ 0 | ||||||
Interest rate swap | 625,000 | 893,000 | 0 | 0 | 625,000 | 893,000 | 0 | 0 | ||
Term loan secured by plant, pipeline and equipment | $ 14,000,000 | $ 10,000,000 |