Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Summary Of Performance Shares Activity (Details)

v3.7.0.1
Stock-Based Compensation - Summary Of Performance Shares Activity (Details) - Performance stock units - $ / shares
6 Months Ended
Jun. 30, 2017
Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]    
Outstanding at Beginning of Period (in shares) 0  
Target Shares Granted (in shares) 169,635  
Target Shares Vested (in shares) 0  
Target Shares Forfeited (in shares) 0  
Outstanding at End of Period (in shares) 169,635  
2017    
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]    
Outstanding at Beginning of Period (in shares) 0  
Target Shares Granted (in shares) 169,635  
Target Shares Vested (in shares) 0  
Target Shares Forfeited (in shares) 0  
Outstanding at End of Period (in shares) 169,635  
Weighted Average Grant Date Fair Value per Share (in dollars per share)   $ 10.73