Quarterly report pursuant to Section 13 or 15(d)

Organization and Description of Business - Additional Information (Detail)

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Organization and Description of Business - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended
Jun. 24, 2022
Mar. 31, 2024
Mar. 31, 2023
Dec. 31, 2023
Net loss   $ (13,998) $ (18,595)  
Working capital deficiency   79,500    
Accumulated deficit   (1,341,642)   $ (1,327,644)
Net Cash Provided by (Used in) Operating Activities   $ 1,507 $ (787)  
Common Stock, Shares, Outstanding   6,615,002,000   6,510,527,000
Recapitalization transaction [Member]        
Stock issued during period, shares, new issues 6,072,580      
Percentage of outstanding shares Held 2.75%      
Common Stock, Shares, Outstanding 6,244,298      
Debt conversion, original debt, amount $ 5,000      
Existing Shareholders [Member] | Recapitalization transaction [Member]        
Common Stock, Shares, Outstanding 171,718      
Secured Debt [Member]        
Debt instrument, interest rate 8.00%      
Secured Debt [Member] | Recapitalization transaction [Member]        
Debt instrument, interest rate on secured notes 13.00%      
Debt conversion, original debt, amount $ 99,700      
Debt instrument, maturity date Jul. 13, 2025      
Secured Debt [Member] | Secured Lenders [Member] | Recapitalization transaction [Member]        
Stock issued during period, shares, new issues 3,036,290      
Percentage of outstanding shares Held 48.625%      
Secured Debt [Member] | Maximum [Member] | Recapitalization transaction [Member]        
Debt conversion, original debt, amount $ 14,700      
Unsecured Debt [Member]        
Debt instrument, interest rate 8.00%      
Unsecured Debt [Member] | Recapitalization transaction [Member]        
Debt instrument, interest rate on secured notes 8.00%      
Debt conversion, original debt, amount $ 15,000      
Unsecured Debt [Member] | Unsecured Lenders [Member] | Recapitalization transaction [Member]        
Stock issued during period, shares, new issues 3,036,290      
Percentage of outstanding shares Held 48.625%