Condensed Consolidated Statements of Changes in Stockholders' Equity (Deficit) - USD ($) $ in Thousands		Total	Total Equity (Deficit) Attributable to Common Stockholders	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Loss	Accumulated Deficit	Noncontrolling Interest
Beginning balance (in shares) at Dec. 31, 2021				176,460,407
Beginning balance at Dec. 31, 2021		$ (1,827)	$ (44,326)	$ 18	$ 3,219,081	$ (350)	$ (3,263,075)	$ 42,499
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of restricted stock awards (in shares)				2,328,713
ESPP purchase (in shares)				759,744
ESPP purchase		11,600	11,600		11,600
Exercise of stock options (in shares)				468,821
Exercise of stock options		3,550	3,550		3,550
Stock-based compensation		82,275	82,275		82,275
Distributions and payments to noncontrolling interests		(5,972)	(500)		(500)			(5,472)
Contributions from noncontrolling interest		2,815						2,815
Public share offering (in shares)				14,950,000
Public share offering		371,527	371,527	$ 1	371,526
Forward to purchase Class A Common Stock		4,183	4,183		4,183
Foreign currency translation adjustment		(1,774)	(1,181)			(1,181)		(593)
Net (loss) gain	[1]	(264,004)	(254,236)				(254,236)	(9,768)
Ending balance (in shares) at Sep. 30, 2022				194,967,685
Ending balance at Sep. 30, 2022		202,373	172,892	$ 19	3,691,715	(1,531)	(3,517,311)	29,481
Beginning balance (in shares) at Jun. 30, 2022				178,913,797
Beginning balance at Jun. 30, 2022		(144,921)	(176,955)	$ 18	3,284,261	(1,000)	(3,460,234)	32,034
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of restricted stock awards (in shares)				539,074
ESPP purchase (in shares)				339,055
ESPP purchase		5,619	5,619		5,619
Exercise of stock options (in shares)				225,759
Exercise of stock options		2,233	2,233		2,233
Stock-based compensation		23,893	23,893		23,893
Distributions and payments to noncontrolling interests		(1,557)						(1,557)
Contributions from noncontrolling interest		2,815						2,815
Public share offering (in shares)				14,950,000
Public share offering		371,527	371,527	$ 1	371,526
Forward to purchase Class A Common Stock		4,183	4,183		4,183
Foreign currency translation adjustment		(1,027)	(531)			(531)		(496)
Net (loss) gain		(60,392)	(57,077)				(57,077)	(3,315)
Ending balance (in shares) at Sep. 30, 2022				194,967,685
Ending balance at Sep. 30, 2022		202,373	172,892	$ 19	3,691,715	(1,531)	(3,517,311)	29,481
Beginning balance (in shares) at Dec. 31, 2022				205,664,690
Beginning balance at Dec. 31, 2022		378,816	340,777	$ 20	3,906,491	(1,251)	(3,564,483)	38,039
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of restricted stock awards (in shares)				3,496,491
ESPP purchase (in shares)				875,695
ESPP purchase		13,363	13,363		13,363
Exercise of stock options (in shares)				332,293
Exercise of stock options		2,640	2,640		2,640
Stock-based compensation		77,755	77,755		77,755
Distributions and payments to noncontrolling interests		(2,265)						(2,265)
Contributions from noncontrolling interest		6,979						6,979
Derecognition of the pre-modification forward contract fair value		76,242	76,242		76,242
Equity component of Series B redeemable convertible preferred stock		16,145	16,145		16,145
Purchase of capped call related to convertible notes		(54,522)	(54,522)		(54,522)
Buyout of noncontrolling interest		(6,864)	11,482		11,482			(18,346)
Conversion of Series B redeemable convertible preferred stock (in shares)				13,491,701
Conversion of Series B redeemable convertible preferred stock		310,485	310,485	$ 1	310,484
Foreign currency translation adjustment		(1,520)	(1,127)			(1,127)		(393)
Net (loss) gain		(312,054)	(306,627)				(306,627)	(5,427)
Ending balance (in shares) at Sep. 30, 2023				223,860,870
Ending balance at Sep. 30, 2023		505,200	486,613	$ 21	4,360,080	(2,378)	(3,871,110)	18,587
Beginning balance (in shares) at Jun. 30, 2023				209,181,382
Beginning balance at Jun. 30, 2023		346,235	307,756	$ 20	4,011,900	(2,053)	(3,702,111)	38,479
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of restricted stock awards (in shares)				637,728
ESPP purchase (in shares)				426,170
ESPP purchase		5,607	5,607		5,607
Exercise of stock options (in shares)				123,889
Exercise of stock options		1,138	1,138		1,138
Stock-based compensation		19,469	19,469		19,469
Distributions and payments to noncontrolling interests		(2,265)						(2,265)
Buyout of noncontrolling interest		$ (6,864)	11,482		11,482			(18,346)
Conversion of Series B redeemable convertible preferred stock (in shares)		13,491,701
Conversion of Series B redeemable convertible preferred stock		$ 310,485	310,485	$ 1	310,484
Foreign currency translation adjustment		(527)	(325)			(325)		(202)
Net (loss) gain		(168,078)	(168,999)				(168,999)	921
Ending balance (in shares) at Sep. 30, 2023				223,860,870
Ending balance at Sep. 30, 2023		$ 505,200	$ 486,613	$ 21	$ 4,360,080	$ (2,378)	$ (3,871,110)	$ 18,587

[1] Excludes $300 attributable to redeemable noncontrolling interest.Note: Beginning redeemable noncontrolling interest of $300 - Net loss attributable to redeemable noncontrolling interest of $300 = ending redeemable noncontrolling interest of nil.