Related Party Transactions - Other (Details) $ in Millions	Aug. 16, 2017 USD ($)
TRA
Related Party Transactions
Percentage of net cash savings, if any, in U.S. federal, state and local income tax and franchise tax that the Company is required to pay	85.00%
Percentage of net cash savings in U.S. federal, state and local income tax and franchise tax that the Company will retain	15.00%
Basis points (as a percent)	0.015%
Registration Rights Agreement
Registration Rights Agreement
Lock-up period	180 days
Period after closing of any underwritten offering of shares of Class A Common Stock in which the Company is not obligated to effect such a registration	90 days
Maximum value of registration of the Company's Class A common stock in which the Company is not obligated to effect any registration where such registration has been requested by holders of the Registrable Securities per the Registration Rights Agreement	$ 25