XML 162 R146.htm IDEA: XBRL DOCUMENT v3.8.0.1
Earnings per Share - Schedule of Calculation of Basic and Diluted Earnings per Share (Details) - USD ($)
3 Months Ended 12 Months Ended
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Earnings Per Share [Abstract]                      
Net income (loss) $ (766,000) $ 9,755,000 $ 6,146,000 $ 6,560,000 $ 63,915,000 $ 1,565,000 $ 2,601,000 $ (1,352,000) $ 21,695,000 $ 66,729,000 $ (14,974,000)
Dividends on preferred shares 196,000 195,000 10,697,000 189,000         11,277,000    
Net income (loss) available to common stockholders $ (962,000) $ 9,560,000 $ (4,551,000) $ 6,371,000 $ 63,915,000 $ 1,565,000 $ 2,601,000 $ (1,352,000) $ 10,418,000 $ 66,729,000 $ (14,974,000)
Weighted-average common stock outstanding:                      
Weighted-average common stock outstanding (basic)                 26,963,517 20,141,630 17,332,775
Incremental shares                 583,797 289,153  
Weighted-average common stock outstanding (dilutive)                 27,547,314 20,430,783 17,332,775
Basic earnings per common share $ (0.03) $ 0.33 $ (0.18) $ 0.26 $ 2.66 $ 0.08 $ 0.13 $ (0.08) $ 0.39 $ 3.31 $ (0.86)
Diluted earnings per common share $ (0.03) $ 0.32 $ (0.18) $ 0.25 $ 2.62 $ 0.08 $ 0.13 $ (0.08) $ 0.38 $ 3.27 $ (0.86)