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Stock-Based Compensation Stock Option Activity (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 0 Months Ended 6 Months Ended
Jun. 30, 2014
Jan. 02, 2014
Dec. 31, 2013
Jun. 30, 2014
Dec. 31, 2013
Number of Stock Option Awards (in shares) [Roll Forward]:          
Beginning balance 441,766 442,133 442,133 442,133  
Granted       52,800  
Exercises       (999)  
Forfeitures/expirations       (52,168)  
Ending balance       441,766  
Weighted-Average Exercise Price (in dollars per share):          
Beginning balance $ 10.16 $ 10.15 $ 10.15 $ 10.15  
Granted   $ 10.25   $ 10.13  
Exercises       $ 6.30  
Forfeitures/expirations       $ 10.09  
Ending balance       $ 10.16  
Weighted-Average Remaining Contractual Term (in years):          
Beginning balance 9 years 2 months 19 days   9 years 7 months 21 days    
Granted       10 years  
Exercises       7 years 9 months 0 days  
Forfeitures/expirations       9 years 1 month 13 days  
Ending balance 9 years 2 months 19 days   9 years 7 months 21 days    
Intrinsic Value       $ 432,717 $ 5,422