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Employee Stock-Based Compensation (Tables)
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9 Months Ended | ||||||||||||
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Sep. 30, 2014
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| Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] | |||||||||||||
| Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions | The weighted average grant date fair value of the options was $5.71 and was determined using the Black-Scholes option-pricing model with the following weighted average assumptions:
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