XML 54 R42.htm IDEA: XBRL DOCUMENT v3.26.1
Liquidity (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 02, 2024
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Debt Instrument [Line Items]        
Accumulated deficit   $ (402,992) $ (397,678)  
Stockholders' equity   36,981 32,586 $ 21,291
Cash and cash equivalents and investments available-for-sale   25,000    
Working capital   28,600    
Net cash used in operating activities   (659) $ 4,202  
Loan and Security Agreement, Term loan | Term loan        
Debt Instrument [Line Items]        
Debt period of interest-only payments 30 months      
Loan and Security Agreement, Term loan | Term loan | Maximum        
Debt Instrument [Line Items]        
Debt period of interest-only payments 36 months      
At-The-Market Offering | Cantor Fitzgerald & Co        
Debt Instrument [Line Items]        
Remaining consideration on ATM facility   $ 13,100