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(Loss) Income Per Share
9 Months Ended
Sep. 30, 2011
(Loss) Income Per Share [Abstract] 
(Loss) Income Per Share
Loss Per Share

Basic loss per share is calculated by dividing net loss by the weighted average common shares outstanding during the period. Diluted loss per share is calculated by dividing net loss by the sum of the weighted average common shares outstanding during the period plus dilutive common stock equivalents.

The Company's net loss and weighted average shares outstanding used for computing diluted loss per share were the same as that used for computing basic loss per share for the three and nine month periods ended September 30, 2011 and 2011 because the inclusion of common stock equivalents would have been antidilutive. Outstanding stock options to purchase approximately 4,512,000 and 4,323,000 shares of the Company's common stock were excluded from the calculation of diluted loss per share for the three and nine month periods ended September 30, 2011, respectively, and approximately 5,245,000 and 5,283,000 shares for the three and nine month periods ended September 30, 2010, respectively, because their exercise prices exceeded the average market price of the Company's common stock for such periods and, therefore, were antidilutive.