v2.4.0.8
OTHER CURRENT ASSETS Table (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Other Current Assets [Line Items]    
Prepaid expenses $ 16,487 $ 18,008
Restricted cash 9,316 15,227
Derivative assets 4,948 9,358
Margin deposits 3,285 6,192
Product advances 3,076 14,764
Product imbalances 1,980 1,232
Other 360 457
Other current assets $ 39,452 $ 65,238