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Shared-Based Compensation (Options Activity and Position) (Details) (USD $)
9 Months Ended
Sep. 30, 2014
Shared-based Compensation Options Activity And Position Details  
Outstanding shares 2,429,000
Weighted-average exercise price of options outstanding $ 6.72
Weighted-average remaining contractual term (in years) of options outstanding 7 years 219 days
Aggregate intrinsic value of options outstanding $ 201,000
Exercisable shares 1,240,000
Weighted-average exercise price of options exercisable $ 11.23
Weighted-average remaining contractual term (in years) of options exercisable 6 years 37 days
Aggregate intrinsic value of options exercisable $ 66,485