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Stock Incentive Plans - Securities To Be Issued and Remaining Available For Future Issuance (Details)
Dec. 31, 2016
$ / shares
shares
2007 LTIP | Stock Options, Restricted Stock Units and Performance Shares [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of securities to be issued upon exercise of outstanding options and vesting of RSUs 1,624
Weighted-average exercise price of outstanding options and vesting of RSUs (in dollars per share) | $ / shares $ 0.01
Number of securities remaining available for future issuance under equity compensation plans (excluding securities reflected in column 1) 0
2010 LTIP  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of securities remaining available for future issuance under equity compensation plans (excluding securities reflected in column 1) 2,684,821
2010 LTIP | Stock Options, Restricted Stock Units and Performance Shares [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of securities to be issued upon exercise of outstanding options and vesting of RSUs 399,568
Weighted-average exercise price of outstanding options and vesting of RSUs (in dollars per share) | $ / shares $ 0.01
Number of securities remaining available for future issuance under equity compensation plans (excluding securities reflected in column 1) 2,684,821