Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (Weighted Average Assumptions) (Details)

v3.3.1.900
Stock-Based Compensation (Weighted Average Assumptions) (Details) - $ / shares
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value $ 1.73  
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price $ 1.33  
Risk-free interest rate 1.02% 0.75%
Expected life 3 years 6 months 3 years 6 months
Expected volatility 54.47% 48.15%