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Equity Compensation (Narrative) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Equity Compensation [Abstract]        
Maximum shares of common stock 20,000,000   20,000,000  
Maximum annual shares awarded to employee     500,000  
Shares available for granting additional awards 7,417,846   7,417,846  
Unrecognized compensation cost of non-vested equity compensation awards $ 6,600   $ 6,600  
Unrecognized compensation cost of non-vested equity compensation awards expected to be recognized over a weighted average period (years)     2 years 3 months 15 days  
Number of options granted 0 0 0 0
Intrinsic value of stock options exercised     $ 95 $ 700
Stock Options | Minimum        
Equity Compensation [Abstract]        
Vesting period (months)     24 months  
Stock Options | Maximum        
Equity Compensation [Abstract]        
Vesting period (months)     72 months  
Restricted Stock        
Equity Compensation [Abstract]        
Number of shares granted 0 0 0 0
Fair value of awards vested $ 200 $ 200 $ 300 $ 300
Restricted Stock | Minimum        
Equity Compensation [Abstract]        
Vesting period (months)     12 months  
Restricted Stock | Maximum        
Equity Compensation [Abstract]        
Vesting period (months)     84 months  
Performance Shares        
Equity Compensation [Abstract]        
Number of shares granted 0 0 110,000 202,000
Fair value of awards vested     $ 1,600 $ 1,100
Number of performance awards earned     165,500  
Performance Shares | Minimum        
Equity Compensation [Abstract]        
Vesting period (months)     12 months  
Performance awards, percentage range of target to be earned     0.00% 0.00%
Performance Shares | Maximum        
Equity Compensation [Abstract]        
Vesting period (months)     60 months  
Performance awards, percentage range of target to be earned     123.00% 132.00%
Stock Options        
Equity Compensation [Abstract]        
Maximum period for exercisable options (years and days)     10 years 1 day