XML 48 R37.htm IDEA: XBRL DOCUMENT v3.10.0.1
Net Income (Loss) Per Share - Additional Information (Details) - shares
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Net Income (Loss) Per Share [Line Items]        
Diluted weighted average common shares outstanding 9,439,025 9,520,285 9,459,272 10,120,998
Warrant        
Net Income (Loss) Per Share [Line Items]        
Diluted weighted average common shares outstanding       9,681
Options Outstanding        
Net Income (Loss) Per Share [Line Items]        
Diluted weighted average common shares outstanding       670,949