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FAIR VALUE OF FINANCIAL INSTRUMENTS (Details 2) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | |
|---|---|---|
|
Dec. 31, 2013
|
Dec. 31, 2012
|
|
| Fair value of financial instruments [Line Items] | ||
| Investments | $ 77,570 | $ 20,988 |
| Derivative instruments - liability position | 6,975 | 16,052 |
| Period to determine fair value inputs for valuation | 2 years | |
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Quoted market prices in active markets (Level 1) [Member]
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| Fair value of financial instruments [Line Items] | ||
| Investments | 77,570 | 20,988 |
| Derivative instruments - liability position | 0 | 0 |
|
Significant Other Observable Inputs (Level 2) [Member]
|
||
| Fair value of financial instruments [Line Items] | ||
| Investments | 0 | 0 |
| Derivative instruments - liability position | $ 6,975 | $ 16,052 |