Equity-Based Compensation - Summary of Activity Relating to RSU's (Details) - Restricted stock units	12 Months Ended
	Dec. 31, 2019 $ / shares shares
Shares
Unvested at the beginning of the period (in shares) | shares	7,970,959
RSU's granted (in shares) | shares	4,420,948
RSUs vested (in shares) | shares	(2,835,165)
RSUs forfeited/cancelled (in shares) | shares	(1,444,006)
Unvested at the end of the period (in shares) | shares	8,112,736
Weighted-Average Grant Date Fair Value
Unvested at the beginning of the period (in dollars per share) | $ / shares	$ 72.43
RSUs granted (in dollars per share) | $ / shares	120.29
RSUs vested (in dollars per share) | $ / shares	74.47
RSUs forfeited/cancelled (in dollars per share) | $ / shares	84.51
Unvested at the end of the period (in dollars per share) | $ / shares	$ 95.69