Annual report pursuant to Section 13 and 15(d)

Furniture, Equipment and Leasehold Improvements, Net - Summary of Furniture, Equipment and Leasehold Improvements, Net (Detail)

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Furniture, Equipment and Leasehold Improvements, Net - Summary of Furniture, Equipment and Leasehold Improvements, Net (Detail) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Property Plant And Equipment Useful Life And Values [Abstract]    
Total cost $ 16,622 $ 15,713
Accumulated depreciation and amortization (11,365) (10,190)
Furniture, equipment and leasehold improvements, net 5,257 5,523
Leasehold Improvements    
Property Plant And Equipment Useful Life And Values [Abstract]    
Total cost 7,859 7,936
Furniture and Equipment    
Property Plant And Equipment Useful Life And Values [Abstract]    
Total cost 8,258 7,275
Artwork    
Property Plant And Equipment Useful Life And Values [Abstract]    
Total cost $ 505 $ 502