Annual report pursuant to Section 13 and 15(d)

Stock Based Compensation (Details 3)

v3.6.0.2
Stock Based Compensation (Details 3) - $ / shares
12 Months Ended
Dec. 31, 2016
Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Weighted Average Grant Date Fair Value, PSUs granted   $ 2.60
Performance Shares [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of Options, Outstanding 1,135,614  
PSUs granted 213,908  
PSUs forfeited 0  
PSUs vested (195,905)  
Number of Options, Outstanding 1,153,617  
Weighted Average Grant Date Fair Value, Outstanding $ 2.62  
Weighted Average Grant Date Fair Value, PSUs granted 11.84  
Weighted Average Grant Date Fair Value, PSUs forfeited 0  
Weighted Average Grant Date Fair Value, PSUs vested 6.60  
Weighted Average Grant Date Fair Value, Outstanding $ 3.66