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Summary of Significant Accounting Policies - Narrative (Details) - USD ($)		3 Months Ended		6 Months Ended
	Mar. 15, 2023	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Concentration Risk [Line Items]
Reduction to revenue, end-user incentives		$ 7,200,000	$ 13,100,000	$ 15,200,000	$ 29,500,000
Sales and marketing expense, end-user incentive		15,800,000	27,700,000	32,600,000	65,800,000
Engagement expense		17,100,000	31,400,000	34,700,000	74,100,000
Restricted cash		3,176,000		3,176,000		$ 2,920,000
Payment to acquire building	$ 11,500,000
Amortization expense				0	8,100,000
Advertising costs		$ 8,300,000	$ 30,400,000	$ 17,100,000	$ 90,600,000
Building
Concentration Risk [Line Items]
Payment to acquire building	10,500,000
Useful life		39 years		39 years
Land
Concentration Risk [Line Items]
Payment to acquire building	$ 1,000,000
Restricted stock units
Concentration Risk [Line Items]
Vesting period				4 years
Two Developers | Revenue | Customer Concentration Risk
Concentration Risk [Line Items]
Concentration risk, percentage (less than)		43.00%	38.00%	37.00%	42.00%

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