SUPPLEMENTARY DATA - Schedule of Quarterly Financial Information (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 3 Months Ended 12 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, 2014
Dec. 31, 2013
Dec. 31, 2012
Quarterly Financial Information Disclosure [Abstract]                      
Net revenues: $ 73,202 $ 118,338 $ 80,885 $ 74,184 $ 92,465 $ 120,226 $ 68,590 $ 36,940 $ 346,609 $ 318,221 $ 180,824
Gross Profit 13,177 47,978 13,729 8,280 23,164 46,185 17,490 9,274 83,164 96,113 61,419
Net income (loss) (2,485) 16,941 (17,162) (7,525) (1,830) 14,488 (1,797) (995) (10,231) 9,866 15,636
Net income (loss) attributable to common stockholders $ (2,451) $ 16,862 $ (17,109) $ (7,594) $ (1,700) $ 14,525 $ (1,952) $ (1,216) $ (10,292) $ 9,657 $ 12,435
Basic earnings per common share $ (0.18) $ 1.22 $ (1.24) $ (0.55) $ (0.12) $ 1.26 $ (0.20) $ (0.13) $ (0.75) $ 0.86 $ 1.78
Dilutive earnings per common share $ (0.18) $ 1.22 $ (1.24) $ (0.55) $ (0.12) $ 1.05 $ (0.20) $ (0.13) $ (0.75) $ 0.82 $ 1.78
Weighted average shares outstanding:                      
Basic 13,810,587 13,802,212 13,799,501 13,789,426 13,786,308 11,562,465 9,759,758 9,727,127 13,800,494 11,221,005 6,981,027
Diluted 13,810,587 13,817,050 13,799,501 13,789,426 13,786,308 13,813,514 9,759,758 9,727,127 13,800,494 11,834,506 6,981,027