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FAIR VALUE MEASUREMENTS Table 3 (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Fair Value and Carrying Value of Debt [Line Items]    
Fair value (debt) $ 2,636,734 $ 2,377,120
Carrying amount (debt) 2,655,553 2,411,004
Fair value (note receivable from related party) 133,416 91,705
Carrying amount (note receivable from related party) $ 165,440 $ 95,711