EARNINGS PER SHARE (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended 4 Months Ended 12 Months Ended 5 Months Ended
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2012
Dec. 31, 2014
Dec. 31, 2013
Aug. 30, 2012
Numerator:                        
Earnings (loss) from continuing operations $ 29,819 $ 7,376 $ 31,414 $ (4,842) $ 282,611 $ 33,872 $ 61,858 $ (15,237) $ (41,982) $ 63,767 $ 363,104  
Denominator:                        
Shares for basic Earings (loss) per common share 97,506 97,506 97,507 97,390 78,092 76,000 76,000 76,000 74,988 97,506 76,527  
Shares for restricted stock units (in shares)                   194    
Shares for diluted earnings per common share 97,865 97,628 97,628 97,390 78,092 76,000 76,000 76,000 74,988 97,700 76,527  
Basic earnings (loss) from continuing operations per common share (in dollars per share) $ 0.31 $ 0.08 $ 0.32 $ (0.05) $ 3.62 $ 0.45 $ 0.81 $ (0.20) $ (0.56) $ 0.65 $ 4.74  
Diluted earnings (loss) from continuing operations per common share (in dollars per share) $ 0.30 $ 0.08 $ 0.32 $ (0.05) $ 3.62 $ 0.45 $ 0.81 $ (0.20) $ (0.56) $ 0.65 $ 4.74  
Predecessor                        
Numerator:                        
Earnings (loss) from continuing operations                       55,004
Denominator:                        
Shares for basic Earings (loss) per common share                       63,335
Common equivalent shares for stock options (in shares)                       $ 380
Shares for diluted earnings per common share                       63,715
Basic earnings (loss) from continuing operations per common share (in dollars per share)                       $ 0.87
Diluted earnings (loss) from continuing operations per common share (in dollars per share)                       $ 0.86