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Income Per Share - (Schedule of Computation of Basic and Diluted Income Per Share) (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Net income $ 8,258 $ 251
Undistributed Earnings (Loss) Allocated to Participating Securities, Basic (8) (14)
Income available to common stockholders (numerator) $ 8,250 $ 237
Weighted average common shares outstanding (denominator) 26,801,773 30,117,317
Weighted average shares outstanding for diluted earnings per common share 27,680,029 30,118,303
Income per share-basic (in dollars per share) $ 0.31 $ 0.01
Income per share-diluted (in dollars per share) $ 0.30 $ 0.01
Equity Option [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Dilutive Convertible Securities 844,473 986
Warrant [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Dilutive Convertible Securities 33,783