Annual report pursuant to Section 13 and 15(d)

EARNINGS PER SHARE (Details)

v3.8.0.1
EARNINGS PER SHARE (Details) - USD ($)
$ / shares in Units, $ in Thousands
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
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]                      
Net income (loss) attributable to parent                 $ (28,161) $ (7,978) $ 8,705
Net income attributable to participating securities                 0 0 121
Net income (loss) attributable to common shares                 $ (28,161) $ (7,978) $ 8,584
Weighted average number of common shares outstanding—basic (in shares)                 20,760,530 20,350,066 20,228,370
Weighted average number of common shares outstanding—diluted (in shares)                 20,760,530 20,350,066 20,270,756
Earnings Per Share, Basic (in usd per share) $ 2.89 $ (3.91) $ (0.13) $ (0.27) $ (0.27) $ (0.03) $ 0.09 $ (0.19) $ (1.36) $ (0.39) $ 0.42
Earnings Per Share, Diluted (in usd per share) $ 2.89 $ (3.91) $ (0.13) $ (0.27) $ (0.27) $ (0.03) $ 0.09 $ (0.19) $ (1.36) $ (0.39) $ 0.42
Stock Options and Restricted Stock                      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]                      
Net effect of dilutive stock options and restricted stock awards based on the treasury stock method (in shares)                 0 42,386
Antidilutive securities excluded from computation of earnings per share (in shares)                 273,255 294,273 209,446