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Share Based Compensation - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions		6 Months Ended		12 Months Ended
	Jul. 11, 2019	Dec. 31, 2019	Jul. 10, 2019	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized compensation expense related to unvested RSAs and RSUs		$ 17.5		$ 17.5
Weighted-average period related to unvested RSAs and RSUs		2 years 3 months 3 days
Share based compensation expense		$ 22.0
Vested, Units	9,171			9,460
Weighted average grant date fair value	$ 180.87			$ 182.83
Estimated fair value of the profit units that vested			$ 0.9
Selling, General and Administrative Expenses
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share based compensation expense					$ 0.5	$ 0.2
2019 Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Common stock reserved for issuance		7,326,728		7,326,728