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Fixed and Intangible Assets - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Equipment and Leasehold Improvements, Net
Depreciation and amortization expenses	$ 1,918	$ 1,947	$ 5,798	$ 5,033
Prepaid Expenses and Other Assets
Equipment and Leasehold Improvements, Net
Costs capitalized, net of accumulated amortization	1,761		1,761		$ 2,127
Accumulated amortization, net	1,110		1,110		$ 744
Communication, Technology and Information Services
Equipment and Leasehold Improvements, Net
Amortization expense of capitalized costs	$ 122	$ 122	$ 366	$ 366