Fixed and Intangible Assets - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Equipment and Leasehold Improvements, Net
Depreciation and amortization expenses	$ 2,039	$ 1,449
Prepaid Expenses and Other Assets
Equipment and Leasehold Improvements, Net
Costs capitalized, net of accumulated amortization	2,005		$ 2,127
Accumulated amortization, net	866		$ 744
Communication, Technology and Information Services
Equipment and Leasehold Improvements, Net
Amortization expense of capitalized costs	$ 122	$ 122