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Stock-based Compensation (Stock Option Assumptions) (Details) - Employee Stock Option [Member]
12 Months Ended
Dec. 31, 2015
$ / shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Risk-free interest rate 1.50%
Expected term (years) 5 years 4 months 24 days
Volatility 42.00%
Dividend yield 6.90%
Fair value per stock option (in dollars per share) $ 3.17