Quarterly report pursuant to Section 13 or 15(d)

Net Income (Loss) Per Share - Additional Information (Details)

v2.4.0.8
Net Income (Loss) Per Share - Additional Information (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Earnings Per Share [Abstract]        
Shares excluded from dilutive shares outstanding because their effect was anti-dilutive 1,336,749 273,094 1,788,923 789,363