STOCK-BASED COMPENSATION (Tables)
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9 Months Ended | ||||||||||||||||||||||||||||||||||||||||||
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Sep. 30, 2012
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Disclosure of Compensation Related Costs, Share-based Payments [Abstract] | |||||||||||||||||||||||||||||||||||||||||||
Fair Value of Employee Stock Options Granted and Determined by Black-Scholes Valuation Model Assumptions | In the second quarter of 2011, we granted 0.2 million stock options at a grant price of $74.25. The weighted average fair value of our employee stock options granted, as determined by the Black-Scholes valuation model, was $14.88 and $15.92 for 2012 and 2011 respectively, using the following assumptions:
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