Unpaid Service Provider Costs - Summary of Activity in Unpaid Service Provider Cost For The Period (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Unpaid Service Cost [Roll Forward]
Beginning balance	$ 129,110	$ 54,524
Unpaid service cost incurred in current year	843,427	305,665
Unpaid service cost incurred in prior years	2,576	(519)
Total	846,003	305,146
Unpaid service cost paid in current year	543,984	224,825
Unpaid service cost paid in prior years	120,997	54,005
Total	664,981	278,830
Ending balance	$ 310,132	$ 80,840