Condensed Consolidated Statements of Changes in Equity - USD ($)	Total	Class A	Class B	Class C	Class D	Common Stock	Common Stock Class A	Common Stock Class B	Common Stock Class C	Common Stock Class D	Additional Paid in Capital	Accumulated Other Comprehensive Income	Accumulated Deficit	Non- controlling Interest
Beginning balance (in shares) at Dec. 31, 2022							61,148,890	1,439,251	47,377,587	130,083,755
Beginning balance at Dec. 31, 2022	$ 338,386,000						$ 61,000	$ 1,000	$ 47,000	$ 130,000	$ 455,320,000	$ 609,000	$ (186,647,000)	$ 68,865,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of options to purchase common stock (in shares)							790,873
Exercise of options to purchase common stock	2,693,000						$ 1,000				2,158,000			534,000
Restricted stock units released (in shares)							1,150,785
Shares withheld for net share settlement and other (in shares)							(661,451)
Shares withheld for net share settlement and other	(7,275,000)										(5,832,000)			(1,443,000)
Equity-based compensation	23,301,000										18,680,000			4,621,000
Foreign currency translation adjustment	1,374,000											1,101,000		273,000
Unrealized gain (loss) on available-for-sale investments	41,000											33,000		8,000
Net income (loss)	(5,417,000)												(4,384,000)	(1,033,000)
Accrued tax distributions payable to Continuing Equity Owners	362,000													362,000
Effect of ownership changes (in shares)							14,975,000	(25,000)	(4,823,901)	(10,126,099)
Effect of ownership changes	0						$ 15,000		$ (5,000)	$ (10,000)			7,743,000	(7,743,000)
Ending balance (in shares) at Mar. 31, 2023							77,404,097	1,414,251	42,553,686	119,957,656
Ending balance at Mar. 31, 2023	353,465,000						$ 77,000	$ 1,000	$ 43,000	$ 120,000	470,326,000	1,742,000	(183,288,000)	64,444,000
Beginning balance (in shares) at Dec. 31, 2022							61,148,890	1,439,251	47,377,587	130,083,755
Beginning balance at Dec. 31, 2022	338,386,000						$ 61,000	$ 1,000	$ 47,000	$ 130,000	455,320,000	609,000	(186,647,000)	68,865,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Unrealized gain (loss) on available-for-sale investments	(289,000)
Net income (loss)	(19,636,000)
Ending balance (in shares) at Sep. 30, 2023							88,848,638	1,402,185	39,337,746	113,173,596
Ending balance at Sep. 30, 2023	391,435,000						$ 89,000	$ 1,000	$ 39,000	$ 113,000	516,485,000	(500,000)	(190,599,000)	65,807,000
Beginning balance (in shares) at Mar. 31, 2023							77,404,097	1,414,251	42,553,686	119,957,656
Beginning balance at Mar. 31, 2023	353,465,000						$ 77,000	$ 1,000	$ 43,000	$ 120,000	470,326,000	1,742,000	(183,288,000)	64,444,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of options to purchase common stock (in shares)							334,226
Exercise of options to purchase common stock	486,000										398,000			88,000
Restricted stock units released (in shares)							114,392
Shares withheld for net share settlement and other (in shares)							(175,295)
Shares withheld for net share settlement and other	(1,172,000)										(961,000)			(211,000)
ESPP shares issued (in shares)							189,390
ESPP shares issued	2,595,000										2,128,000			467,000
Equity-based compensation	28,722,000										23,552,000			5,170,000
Foreign currency translation adjustment	(13,000)											(11,000)		(2,000)
Unrealized gain (loss) on available-for-sale investments	(320,000)											(262,000)		(58,000)
Net income (loss)	(11,876,000)												(10,921,000)	(955,000)
Accrued tax distributions payable to Continuing Equity Owners	(1,161,000)													(1,161,000)
Effect of ownership changes (in shares)							10,012,066	(12,066)	(3,215,940)	(6,784,060)
Effect of ownership changes	0						$ 10,000		$ (3,000)	$ (7,000)			5,085,000	(5,085,000)
Ending balance (in shares) at Jun. 30, 2023							87,878,876	1,402,185	39,337,746	113,173,596
Ending balance at Jun. 30, 2023	370,726,000						$ 88,000	$ 1,000	$ 39,000	$ 113,000	495,444,000	1,469,000	(189,124,000)	62,696,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of options to purchase common stock (in shares)							1,211,583
Exercise of options to purchase common stock	1,286,000										1,069,000			216,000
Restricted stock units released (in shares)							468,830
Shares withheld for net share settlement and other (in shares)							(710,651)
Shares withheld for net share settlement and other	(6,440,000)										(5,357,000)			(1,083,000)
Equity-based compensation	30,454,000										25,329,000			5,125,000
Foreign currency translation adjustment	(2,358,000)											(1,961,000)		(397,000)
Unrealized gain (loss) on available-for-sale investments	(10,000)											(8,000)		(2,000)
Net income (loss)	(2,343,000)												(1,889,000)	(454,000)
Accrued tax distributions payable to Continuing Equity Owners	120,000													120,000
Effect of ownership changes	0												414,000	(414,000)
Ending balance (in shares) at Sep. 30, 2023							88,848,638	1,402,185	39,337,746	113,173,596
Ending balance at Sep. 30, 2023	391,435,000						$ 89,000	$ 1,000	$ 39,000	$ 113,000	516,485,000	(500,000)	(190,599,000)	65,807,000
Beginning balance (in shares) at Dec. 31, 2023		127,604,185	111,191	32,684,156	82,955,977		127,604,185	111,191	32,684,156	82,955,977
Beginning balance at Dec. 31, 2023	409,657,000						$ 128,000	$ 0	$ 33,000	$ 83,000	532,507,000	2,909,000	(181,331,000)	55,328,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of options to purchase common stock (in shares)							626,608
Exercise of options to purchase common stock	104,000										91,000			13,000
Restricted stock units released (in shares)							3,344,058
Restricted stock units released	3,000						$ 3,000
Shares withheld for net share settlement and other (in shares)							(1,635,604)
Shares withheld for net share settlement and other	(28,775,000)						$ (1,000)				(25,083,000)			(3,691,000)
Equity-based compensation	24,316,000										21,197,000			3,119,000
Foreign currency translation adjustment	(1,764,000)											(1,537,000)		(227,000)
Unrealized gain (loss) on available-for-sale investments	(66,000)											(58,000)		(8,000)
Net income (loss)	2,236,000												1,898,000	338,000
Accrued tax distributions payable to Continuing Equity Owners	505,000													505,000
Effect of ownership changes (in shares)							16,250,000		(5,259,868)	(10,990,132)
Effect of ownership changes	0						$ 16,000		$ (5,000)	$ (11,000)			9,830,000	(9,830,000)
Ending balance (in shares) at Mar. 31, 2024							146,189,247	111,191	27,424,288	71,965,845
Ending balance at Mar. 31, 2024	406,215,000						$ 146,000	$ 0	$ 27,000	$ 72,000	528,712,000	1,314,000	(169,603,000)	45,547,000
Beginning balance (in shares) at Dec. 31, 2023		127,604,185	111,191	32,684,156	82,955,977		127,604,185	111,191	32,684,156	82,955,977
Beginning balance at Dec. 31, 2023	409,657,000						$ 128,000	$ 0	$ 33,000	$ 83,000	532,507,000	2,909,000	(181,331,000)	55,328,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Unrealized gain (loss) on available-for-sale investments	252,000
Net income (loss)	7,280,000
Ending balance (in shares) at Sep. 30, 2024		172,013,431	0	27,424,288	47,549,757		172,013,431	0	27,424,288	47,549,757
Ending balance at Sep. 30, 2024	453,619,000						$ 172,000	$ 0	$ 27,000	$ 48,000	564,331,000	4,626,000	(165,957,000)	50,372,000
Beginning balance (in shares) at Mar. 31, 2024							146,189,247	111,191	27,424,288	71,965,845
Beginning balance at Mar. 31, 2024	406,215,000						$ 146,000	$ 0	$ 27,000	$ 72,000	528,712,000	1,314,000	(169,603,000)	45,547,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of options to purchase common stock (in shares)							836,970
Exercise of options to purchase common stock	6,000					$ 1,000					5,000			0
Restricted stock units released (in shares)							199,874
Shares withheld for net share settlement and other (in shares)							(638,679)
Shares withheld for net share settlement and other	(4,307,000)					$ (1,000)					(3,824,000)			(482,000)
ESPP shares issued (in shares)							173,268
ESPP shares issued	2,795,000										2,482,000			313,000
Equity-based compensation	25,005,000										22,205,000			2,800,000
Foreign currency translation adjustment	(483,000)											(429,000)		(54,000)
Unrealized gain (loss) on available-for-sale investments	(60,000)											(53,000)		(7,000)
Net income (loss)	276,000												(430,000)	706,000
Accrued tax distributions payable to Continuing Equity Owners	(776,000)													(776,000)
Effect of ownership changes (in shares)							13,661,119			(13,661,119)
Effect of ownership changes	0						$ 14,000			$ (14,000)			(17,000)	17,000
Ending balance (in shares) at Jun. 30, 2024							160,421,799	111,191	27,424,288	58,304,726
Ending balance at Jun. 30, 2024	428,671,000						$ 160,000	$ 0	$ 27,000	$ 58,000	549,580,000	832,000	(170,050,000)	48,064,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of options to purchase common stock (in shares)							867,954
Exercise of options to purchase common stock	100,000						$ 1,000				89,000			11,000
Restricted stock units released (in shares)							537,259
Restricted stock units released	1,000						$ 1,000
Shares withheld for net share settlement and other (in shares)							(679,741)
Shares withheld for net share settlement and other	(9,581,000)						$ (1,000)				(8,513,000)			(1,068,000)
Equity-based compensation	26,085,000										23,175,000			2,910,000
Foreign currency translation adjustment	3,892,000											3,458,000		434,000
Unrealized gain (loss) on available-for-sale investments	378,000											336,000		42,000
Net income (loss)	4,769,000												3,629,000	1,140,000
Accrued tax distributions payable to Continuing Equity Owners	(697,000)													(697,000)
Effect of ownership changes (in shares)							10,866,160			(10,754,969)
Effect of ownership changes	0						$ 11,000	$ (111,191)		$ (11,000)			464,000	(464,000)
Ending balance (in shares) at Sep. 30, 2024		172,013,431	0	27,424,288	47,549,757		172,013,431	0	27,424,288	47,549,757
Ending balance at Sep. 30, 2024	$ 453,619,000						$ 172,000	$ 0	$ 27,000	$ 48,000	$ 564,331,000	$ 4,626,000	$ (165,957,000)	$ 50,372,000