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Earnings Per Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Computaton of basic and diluted earnings (net loss) per share      
Net income (loss) $ (36,627) $ 15,583 $ 99
Weighted average shares outstanding, basic 48,891,327 43,313,200 43,313,200
Weighted average shares outstanding, diluted 48,891,327 43,313,200 43,313,200
Net earnings (loss) per share, basic and diluted $ (0.75) $ 0.36 $ 0.00
Stock Options      
Equity instruments excluded from diluted net earnings (loss) per share calculation as the effect would have been anti-dilutive:      
Antidilutive shares excluded from computation of diluted earnings per share 36,304    
Restricted stock      
Equity instruments excluded from diluted net earnings (loss) per share calculation as the effect would have been anti-dilutive:      
Antidilutive shares excluded from computation of diluted earnings per share 183,974