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Long-term Debt - 2024 Notes (Details)				1 Months Ended		3 Months Ended		9 Months Ended
	Aug. 02, 2023	Aug. 18, 2022 shares	Aug. 11, 2022 USD ($)	Aug. 31, 2022 USD ($)	Aug. 31, 2020 USD ($) shares $ / shares	Sep. 30, 2023 USD ($) shares	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Jun. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)	Jun. 30, 2022 USD ($)	Jan. 01, 2022 USD ($)	Dec. 31, 2021 USD ($)
Debt Instrument [Line Items]
Stockholders' equity						$ 1,096,093,000	$ 856,138,000	$ 1,096,093,000	$ 856,138,000	$ 1,093,219,000	$ 859,417,000	$ 613,088,000		$ 693,633,000
Amortization of deferred financing costs								2,912,000	1,762,000
Loss on extinguishment/repayment of debt, net						0	10,192,000	0	10,192,000
Cumulative-effect adjustment from adoption of ASC 2020-06
Debt Instrument [Line Items]
Stockholders' equity														(66,383,000)
Class A Common Stock
Debt Instrument [Line Items]
Stockholders' equity						1,148,000	1,012,000	1,148,000	1,012,000	1,131,000	1,015,000	916,000		908,000
Additional Paid-In Capital
Debt Instrument [Line Items]
Stockholders' equity						1,803,116,000	1,472,098,000	1,803,116,000	1,472,098,000	1,774,784,000	1,486,857,000	1,231,005,000		1,340,989,000
Additional Paid-In Capital | Cumulative-effect adjustment from adoption of ASC 2020-06
Debt Instrument [Line Items]
Stockholders' equity														(106,172,000)
Additional Paid-In Capital | Cumulative-effect adjustment from adoption of ASC 2020-06 | Accounting Standards Update 2020-06
Debt Instrument [Line Items]
Stockholders' equity													$ (106,200,000)
Retained Earnings (Accumulated Deficit)
Debt Instrument [Line Items]
Stockholders' equity						(685,783,000)	(594,805,000)	(685,783,000)	(594,805,000)	$ (660,459,000)	(606,154,000)	$ (596,928,000)		(626,779,000)
Retained Earnings (Accumulated Deficit) | Cumulative-effect adjustment from adoption of ASC 2020-06
Debt Instrument [Line Items]
Stockholders' equity														$ 39,789,000
Retained Earnings (Accumulated Deficit) | Cumulative-effect adjustment from adoption of ASC 2020-06 | Accounting Standards Update 2020-06
Debt Instrument [Line Items]
Stockholders' equity													39,800,000
Senior Notes
Debt Instrument [Line Items]
Payments of debt issuance costs					$ 2,500,000
2024 Notes | Senior Notes
Debt Instrument [Line Items]
Face amount					$ 117,100,000	1,000,000		1,000,000			$ 24,281,000
Interest rate					3.50%
Debt conversion, converted instrument, amount					$ 84,200,000
Debt conversion, original debt, amount			$ 92,800,000			23,300,000
Debt issuance costs					$ 3,000,000
Interest expense						200,000	500,000	600,000	2,500,000
Repurchase covenant, repurchase price due to fundamental change as percentage of principal amount	100.00%
Conversion price (in dollars per share) | $ / shares					$ 18.23
Initial conversion amount (in shares) | shares					6,400,000
Long-term debt, net					$ 78,900,000
Debt issuance costs, net, debt component					$ 1,700,000
Amortization of deferred financing costs						$ 46,300	$ 100,000	$ 100,000	$ 500,000
Repurchase covenant, repurchase price due to fundamental change as percentage of principal amount					100.00%
Repurchase covenant, sale price as a percentage of conversion price					130.00%
Repurchase covenant, trading days, minimum					20 days
Consecutive trading days, minimum					30 days
Repurchase covenant, repurchase price due to change in sale price as percentage of conversion price					100.00%
Loss on extinguishment/repayment of debt, net				$ 10,200,000
Debt conversion issued (in shares) | shares		5,394,165				1,300,000
2024 Notes | Senior Notes | Cumulative-effect adjustment from adoption of ASC 2020-06 | Accounting Standards Update 2020-06
Debt Instrument [Line Items]
Long-term debt, net													25,100,000
2024 Notes | Senior Notes | Class A Common Stock
Debt Instrument [Line Items]
Debt issuance costs					$ 1,300,000
Proceeds from issuance of debt					$ 38,100,000
2024 Notes | Senior Notes | Class A Common Stock | Common Class A
Debt Instrument [Line Items]
Initial conversion rate	0.0548667				0.0548667
2024 Notes | Senior Notes | Additional Paid-In Capital | Cumulative-effect adjustment from adoption of ASC 2020-06 | Accounting Standards Update 2020-06 | Equity Component of Long Term Debt
Debt Instrument [Line Items]
Stockholders' equity													(38,100,000)
2024 Notes | Senior Notes | Additional Paid-In Capital | Cumulative-effect adjustment from adoption of ASC 2020-06 | Accounting Standards Update 2020-06 | Deferred Financing Fees
Debt Instrument [Line Items]
Stockholders' equity													1,300,000
2024 Notes | Senior Notes | Retained Earnings (Accumulated Deficit) | Cumulative-effect adjustment from adoption of ASC 2020-06 | Accounting Standards Update 2020-06
Debt Instrument [Line Items]
Stockholders' equity													$ 11,700,000
2021 Notes | Senior Notes
Debt Instrument [Line Items]
Debt conversion, original debt, amount					$ 84,200,000
New Notes | Senior Notes
Debt Instrument [Line Items]
Debt conversion, converted instrument, amount					$ 32,800,000

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