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Loss from Continuing Operations Before Provision for Income Taxes (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Income Tax Disclosure [Abstract]    
United States $ (7,525) $ (1,173)
Foreign (536) (2,985)
Loss before provision for income taxes $ (8,061) $ (4,158)