Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Parenthetical)

v2.4.0.8
Condensed Consolidated Balance Sheets (Parenthetical) (USD $)
Sep. 30, 2013
Dec. 31, 2012
Condensed Consolidated Balance Sheets    
Common stock, par value (in dollars per share) $ 0.005 $ 0.005
Common stock, shares authorized 500,000,000 500,000,000
Common stock, shares issued 45,510,657 44,071,564
Common stock, shares outstanding 33,758,951 32,355,675
Treasury stock, shares 11,751,706 11,715,889