Summary of Significant Accounting Policies - Leases (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022 USD ($)	Mar. 31, 2022 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2023 lease
Leases
Number of franchisees' leases recognized by the Company | lease				0
ROU Assets written off	$ 2,700
Operating Lease Liability Derecognized	1,500		$ 1,500
Loss on termination recognized	(2,460)		(2,460)
Payments For Lease Termination	$ 1,300
Impairment charge - leased assets		$ 3,700	$ 3,735