SEGMENT INFORMATION (Details 2) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Reconciliation of total segment profit to the company's (loss) income before applicable income taxes    
Total segment profit $ 258,410 $ 210,088
Less: Other operating costs (68,739) (60,369)
Less: General and administrative (47,843) (32,606)
Less: Depreciation and amortization (67,802) (49,846)
Less: Interest expense—net (26,011) (10,554)
Less: Non-operating expenses (8,766) 0
Income before applicable income taxes $ 39,249 $ 56,713