Quarterly report pursuant to Section 13 or 15(d)

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

v2.4.0.8
Net Income (Loss) Per Share - Additional Information (Detail)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2014
class
Mar. 31, 2013
Earnings Per Share [Abstract]    
Total number of class of stock outstanding 2  
Common stock equivalents (shares) 3.0 4.5