Tax Receivable Agreement (TRA) (Details) - USD ($) $ in Thousands	1 Months Ended
	Feb. 28, 2018	Jun. 30, 2021	Dec. 31, 2020
Tax Receivable Agreement
Tax savings payable to TRA Holders	85.00%
Tax savings benefit recorded as APIC	15.00%
Total TRA liability		$ 285,200
Current portion of liability related to tax receivable agreement		$ 9,290	$ 9,290