Annual report pursuant to Section 13 and 15(d)

Income Taxes - Additional Information (Detail)

v3.22.4
Income Taxes - Additional Information (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Income Tax Contingency [Line Items]      
Valuation allowance $ 40,000    
Deferred tax assets, valuation allowance 39,950 $ 39,135  
Cumulative adjusted pre-tax book loss (39,745) (36,509)  
Deferred tax assets operating loss carry forwards domestic 40,000    
Deferred tax assets, operating loss carryforwards, state and local 20,000    
Deferred tax assets, valuation allowance provided   $ 900  
Deferred tax assets other financial statement accrual assets $ 4,300    
US | Tax cuts and jobs act [Member]      
Income Tax Contingency [Line Items]      
Capitalized reserch, expenditure and software development costs amotization period 5 years    
Non-US [Member] | Tax cuts and jobs act [Member]      
Income Tax Contingency [Line Items]      
Capitalized reserch, expenditure and software development costs amotization period 15 years    
Revision of Prior Period, Adjustment [Member]      
Income Tax Contingency [Line Items]      
Deferred tax assets, valuation allowance provided $ 900    
Cumulative Effect, Period of Adoption, Adjustment [Member] | Revision of Prior Period, Adjustment [Member]      
Income Tax Contingency [Line Items]      
Cumulative adjusted pre-tax book loss     $ 39,100
Domestic Tax Authority [Member]      
Income Tax Contingency [Line Items]      
Valuation allowance 40,000    
Net operating loss carryforwards for federal income tax purpose 95,100    
Beginning year of expiry for net operating loss carry forwards     2024
Ending year of expiry for net operating loss carryforwards     2037
State and Local Jurisdiction [Member]      
Income Tax Contingency [Line Items]      
Valuation allowance 15,700    
Net operating loss carryforwards for federal income tax purpose $ 633,900