Earnings Per Share | 9 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Earnings Per Share [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Earnings Per Share | Note 4 Earnings per Share The following table summarizes the composition of the weighted-average common shares (denominator) used in the basic and diluted earnings per share:
At September 30, 2011, there were options to purchase 513,210 shares of common stock outstanding, at a price ranging from $6.36 per share to $14.55 per share and common stock equivalents outstanding of 20,101 shares at a price ranging from $5.70 per share to $6.82 per share that were not included in the computation of diluted earnings per share because to do so would have been anti-dilutive. At September 30, 2010, there were options to purchase 627,106 shares of common stock outstanding, at a price ranging from $6.07 per share to $14.55 per share and common stock equivalents outstanding of 4,218 shares at a price of $12.35 per share that were not included in the computation of diluted earnings per share because to do so would have been anti-dilutive. |