Income Taxes (Tables)
 12 Months Ended
Dec. 31, 2021
Income Tax Disclosure [Abstract]  
Schedule of Components of Company's Income (Loss) Before Income Taxes and Tax Provisions
The components of the Company’s profit (loss) before income taxes are as follows:
 
    
Year Ended
  
    
December 31,
  
(in thousands)
   
2021
     
2020
  
Profit (loss) before income taxes:
      
Domestic
    $ 3,685      $ (18,269 ) 
Foreign
      226        395  
  
 
 
     
 
 
  
Total
    $ 3,911      $ (17,874 ) 
  
 
 
     
 
 
  
The components of the income tax provision are as follows:
 
 
  
Year Ended December 31,
 
(in thousands)
  
    2021    
 
  
    2020    
 
Current Provision
  
      
  
      
Federal
    $  —        $  —    
State
      1        5  
Foreign
      55        106  
    
 
 
     
 
 
  
Total current provision
      56        111  
    
 
 
     
 
 
  
Deferred Provision
                  
Federal
      —          —    
State
      —          —    
Foreign
      —          —    
    
 
 
     
 
 
  
Total deferred provision
      —          —    
    
 
 
     
 
 
  
Total income tax expense
    $ 56      $ 111  
    
 
 
     
 
 
  
Schedule of Overall Effective Income Tax Rate
The overall effective tax rate differs from the statutory federal tax rate as follows:
 
 
  
Year Ended December 31,
 
 
  
% of Pretax Profit (Loss)
 
 
  
    2021    
 
 
    2020    
 
Statutory US federal rate
      21.00 %      21.00 % 
State income taxes, net of federal benefit
      (51.05 )      1.85  
Stock-based compensation
      26.08       (1.06 ) 
Nondeductible expenses
      1.44       (0.61 ) 
Global intangible
low-taxed
income
      1.17       (0.46 ) 
Fair market value change in warrants and earn out liabilities
      (337.50 )      —    
Transaction costs
      (25.85 )      —    
Officer’s compensation (162(m))
      26.36       —    
Research and development credits
      (11.95 )      3.48  
Valuation allowance
      356.34       (25.18 ) 
Change in statutory tax rate
      (3.26 )      (0.20 ) 
Other rate items
      (1.39 )      0.24  
    
 
 
    
 
 
  
Effective tax rate
      1.39 %      (0.94 )% 
    
 
 
    
 
 
  
Schedule of Components of the Company's Net Deferred Tax Assets
Significant components of the Company’s net deferred tax assets are as follows:
 
    
December 31,
  
(in thousands)
   
2021
     
2020
  
Deferred tax assets
                  
Amortization
      174        23  
Deferred revenue
      577        318  
Deferred expenses
      446        280  
Reserves
      647        560  
Accrued expenses
      369        453  
Stock compensation
      2,138        372  
Uniform capitalization
      74        45  
Net operating losses
      27,846        16,266  
Research and development credits
      3,717        3,232  
    
 
 
     
 
 
  
Gross deferred tax assets
    $ 35,988      $ 21,546  
Less: Valuation allowance
      (36,009 )       (21,507 ) 
Deferred tax liabilities
                  
Depreciation
      21        (39 ) 
Unrealized foreign currency loss
      —          (3 ) 
    
 
 
     
 
 
  
Net deferred tax assets
      —        $ —    
    
 
 
     
 
 
  
Schedule of Deferred Income Tax Asset Valuation Allowance
The following table presents the changes in the balance of the Company’s deferred income tax asset valuation allowance:
 
 
  
Year Ended December 31,
 
(in thousands)
  
    2021    
 
  
    2020    
 
Balance at beginning of year
    $ 21,466      $ 17,001  
Additions charged to expense
      14,543        4,465  
    
 
 
     
 
 
  
Balance at end of year
    $ 36,009      $ 21,466