Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation - Stock Options (Details)

v3.7.0.1
Stock-Based Compensation - Stock Options (Details) - $ / shares
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Number of Options        
Options outstanding - beginning balance (in shares) 87,026 87,026 87,026  
Granted (in shares) 0 0 0  
Exercised (in shares) 0 0 0  
Forfeited (in shares) (87,026) 0 0  
Options outstanding - ending balance (in shares) 0 87,026 87,026 87,026
Number of Options - Options exercisable (in shares) 0      
Weighted Average Exercise Price (in dollars per share)        
Options outstanding - beginning balance (in dollars per share) $ 23.75 $ 23.75 $ 23.75  
Granted (in dollars per share) 0.00 0.00 0.00  
Exercised (in dollars per share) 0.00 0.00 0.00  
Forfeited (in dollars per share) 0.00 0.00 0.00  
Options outstanding - ending balance (in dollars per share) 0.00 $ 23.75 $ 23.75 $ 23.75
Weighted Average Exercise Price - Options exercisable (in dollars per share) $ 0.00      
Weighted Average Contractual Term - Options outstanding 0 years 7 months 6 days 1 year 7 months 6 days 2 years 7 months 6 days
Weighted Average Contractual Term - Options exercisable 0 years