Restatement of Previously Issued Unaudited Interim Condensed Consolidated Financial Statements - Income Statement (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenues:
Total revenues	$ 17,036	$ 27,701	$ 34,616	$ 57,089
Costs and operating expenses:
Cost of revenue	4,822	10,835	10,674	19,255
Selling, general and administrative expenses	27,739	51,926	59,243	84,042
Total costs and operating expenses	32,561	62,761	69,917	103,297
Loss from operations	(15,525)	(35,060)	(35,301)	(46,208)
Change in fair value - warrant liabilities	0	(1,265)	0	(1,265)
Interest expense, net	5,059	696	8,290	822
Other expense, net	(430)	(1,291)	(984)	(669)
Loss before income taxes	(23,515)	(33,200)	(45,968)	(45,096)
Provision for income taxes	211	23,298	411	20,880
Net loss	(23,726)	(56,498)	(46,379)	(65,976)
Other comprehensive loss
Foreign currency translation adjustment, net of tax	(624)	(3,199)	(1,431)	(2,183)
Comprehensive loss	$ (24,350)	$ (59,697)	$ (47,810)	$ (68,159)
Per share data:
Earnings (loss) per share - Basic (in dollars per share)	$ (0.24)	$ (0.59)	$ (0.48)	$ (0.69)
Diluted loss per share (in dollars per share)	$ (0.24)	$ (0.59)	$ (0.48)	$ (0.69)
Shares used in computing net loss per share
Weighted average common shares outstanding - Basic (in shares)	97,105,441	95,917,556	96,995,623	95,814,188
Weighted average shares outstanding - Diluted (in shares)	97,105,441	95,917,556	96,995,623	95,814,188
Previously Reported
Revenues:
Total revenues		$ 30,033		$ 80,041
Costs and operating expenses:
Selling, general and administrative expenses		52,828		84,918
Total costs and operating expenses		63,197		107,461
Loss from operations		(33,164)		(27,420)
Change in fair value - warrant liabilities		(1,265)		(1,265)
Interest expense, net		696		822
Other expense, net		(1,184)		(614)
Loss before income taxes		(31,411)		(26,363)
Provision for income taxes		3,515		6,051
Net loss		(34,926)		(32,414)
Other comprehensive loss
Foreign currency translation adjustment, net of tax		(3,545)		(2,639)
Comprehensive loss		$ (38,471)		$ (35,053)
Per share data:
Earnings (loss) per share - Basic (in dollars per share)		$ (0.36)		$ (0.34)
Diluted loss per share (in dollars per share)		$ (0.36)		$ (0.34)
Shares used in computing net loss per share
Weighted average common shares outstanding - Basic (in shares)		95,917,556		95,814,188
Weighted average shares outstanding - Diluted (in shares)		95,917,556		95,814,188
Revision of Prior Period, Adjustment
Revenues:
Total revenues		$ (2,332)		$ (22,952)
Costs and operating expenses:
Selling, general and administrative expenses		(902)		(876)
Total costs and operating expenses		(436)		(4,164)
Loss from operations		(1,896)		(18,788)
Change in fair value - warrant liabilities		0		0
Interest expense, net		0		0
Other expense, net		107		55
Loss before income taxes		(1,789)		(18,733)
Provision for income taxes		19,783		14,829
Net loss		(21,572)		(33,562)
Other comprehensive loss
Foreign currency translation adjustment, net of tax		346		456
Comprehensive loss		$ (21,226)		$ (33,106)
Per share data:
Earnings (loss) per share - Basic (in dollars per share)		$ (0.23)		$ (0.35)
Diluted loss per share (in dollars per share)		$ (0.23)		$ (0.35)
Shares used in computing net loss per share
Weighted average common shares outstanding - Basic (in shares)		0		0
Weighted average shares outstanding - Diluted (in shares)		0		0
Franchise
Revenues:
Total revenues	$ 14,484	$ 19,109	$ 29,093	$ 38,969
Costs and operating expenses:
Cost of revenue	2,504	1,743	4,828	3,050
Franchise | Previously Reported
Revenues:
Total revenues		19,109		38,969
Costs and operating expenses:
Cost of revenue		1,690		2,921
Franchise | Revision of Prior Period, Adjustment
Revenues:
Total revenues		0		0
Costs and operating expenses:
Cost of revenue		53		129
Equipment and merchandise
Revenues:
Total revenues	2,552	8,592	5,523	18,120
Costs and operating expenses:
Cost of revenue	$ 2,318	9,092	$ 5,846	16,205
Equipment and merchandise | Previously Reported
Revenues:
Total revenues		10,924		41,072
Costs and operating expenses:
Cost of revenue		8,679		19,622
Equipment and merchandise | Revision of Prior Period, Adjustment
Revenues:
Total revenues		(2,332)		(22,952)
Costs and operating expenses:
Cost of revenue		$ 413		$ (3,417)