Equity Compensation Plans - Summary of Unrecognized Stock-Based Compensation Expense (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($)
Schedule Of Stock Options [Line Items]
Unrecognized Stock-Based Compensation Expense	$ 15,229
Time Based Stock Options
Schedule Of Stock Options [Line Items]
Unrecognized Stock-Based Compensation Expense, stock options	$ 2,693
Weighted- Average Period of Recognition	2 years 9 months 18 days
RSUs and PSUs
Schedule Of Stock Options [Line Items]
Unrecognized Stock-Based Compensation Expense, other than stock options	$ 12,536
Weighted- Average Period of Recognition	1 year 9 months 18 days