v2.4.0.6
RELATED PARTY TRANSACTIONS Table (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Related Party Transaction [Line Items]    
Revenues $ 697 $ 130
Operating expenses 38,932 35,109
General and administrative expenses $ 19,169 $ 16,948