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Subsequent Events	9 Months Ended
Subsequent Events	Sep. 30, 2014
Subsequent Events
Subsequent Events	8.Subsequent Events On November 3, 2014, the Compensation Committee of the Board of Directors approved November 12, 2014 grants of stock option awards and restricted stock units to employees and directors. The stock options and restricted stock units vest over a range of 1 to 4 years. We estimate the fair value of these grants to be $11.2 million, utilizing the method and assumptions set forth in Note 6, Stock-Based Compensation.