Equity-Based Compensation - Restricted Stock and RSU Awards (Details) - Restricted stock and restricted stock unit $ / shares in Units, $ in Thousands	9 Months Ended
	Sep. 30, 2016 USD ($) $ / shares shares
Number of shares
Total granted and unvested at the beginning of the period (in shares) | shares	6,529,459
Granted (in shares) | shares	1,228,587
Vested (in shares) | shares	(533,512)
Forfeited (in shares) | shares	(270,382)
Total awarded and unvested at the end of the period (in shares) | shares	6,954,152
Weighted average grant date fair value
Total granted and unvested at the beginning of the period (in dollars per share) | $ / shares	$ 33.48
Granted (in dollars per share) | $ / shares	27.05
Vested (in dollars per share) | $ / shares	55.37
Forfeited (in dollars per share) | $ / shares	26.70
Total awarded and unvested at the end of the period (in dollars per share) | $ / shares	$ 30.92
Aggregate intrinsic value
Total awarded and unvested at the beginning of the period | $	$ 142,342
Total awarded and unvested at the end of the period | $	187,414
Additional equity compensation to be recognized over the remaining period | $	$ 149,400
Weighted average period for recognizing unrecognized stock-based compensation expense	2 years 2 months 12 days