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Stock Based Compensation (Options Outstanding) (Details) - 6 months ended Jun. 30, 2015 - $ / shares
shares in Thousands
Total
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]  
Outstanding Number of Shares Underlying Options, Beginning 1,350
Outstanding Number of Shares Underlying Options, Granted 0
Outstanding Number of Shares Underlying Options, Exercised 0
Outstanding Number of Shares Underlying Options, Expired (5)
Outstanding Number of Shares Underlying Options, Forfeited and canceled (48)
Outstanding Number of Shares Underlying Options, Ending 1,297
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]  
Outstanding Weighted Average Exercise Price, Beginning (in dollars per share) $ 2.02
Outstanding Weighted Average Exercise Price, Granted (in dollars per share) 0.00
Outstanding Weighted Average Exercise Price, Exercised (in dollars per share) 0.00
Outstanding Weighted Average Exercise Price, Expired (in dollars per share) 6.54
Outstanding Weighted Average Exercise Price, Forfeited and canceled (in dollars per share) 1.99
Outstanding Weighted Average Exercise Price, Ending (in dollars per share) $ 2.00
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable [Abstract]  
Exercisable Number of Shares Underlying Options, Beginning 729
Exercisable Number of Shares Underlying Options, Ending 866
Exercisable Weighted Average Exercise Price, Beginning (in dollars per share) $ 2.05
Exercisable Weighted Average Exercise Price, Ending (in dollars per share) $ 2.02