XML 38 R32.htm IDEA: XBRL DOCUMENT v2.4.0.8
Common Shares Underlying Stock Options Convertible Preferred Stock Employee Stock Purchase Plan Rights Warrants and Restricted Stock Units Excluded from Calculation of Weighted Average Number of Common Shares Outstanding used for Calculation of Diluted Net Income Loss Per Common Share (Detail)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Anti-dilutive common shares 16,651 8,704 16,301 14,813