Stock-Based Incentive Plans (Tables)

9 Months Ended

Sep. 30, 2016

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Movement in Outstanding Shares of Restricted Class A Common Stock and Weighted-Average Grant Date Fair Value Per Share

The following table details the movement in our outstanding shares of restricted class A common stock and the weighted-average grant date fair value per share:

	Restricted Class A Common Stock			Weighted-Average Grant Date Fair Value Per Share
Balance as of December 31, 2015		1,114,908		$	27.64
Granted		245,225			26.51
Vested		(513,849	)		27.10
Forfeited		(35,427	)		27.49
Balance as of September 30, 2016		810,857		$	27.64