Annual report [Section 13 and 15(d), not S-K Item 405]

Stockholders' Equity (Deficit) (Details)

v3.25.4
Stockholders' Equity (Deficit) (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended 89 Months Ended
Nov. 10, 2025
Dec. 03, 2024
Dec. 28, 2025
Dec. 29, 2024
Dec. 31, 2023
Dec. 28, 2025
Nov. 05, 2025
Aug. 09, 2018
Equity, Class of Treasury Stock [Line Items]                
Common stock, par value (in dollars per share)     $ 0.001 $ 0.001   $ 0.001 $ 0.001  
Proceeds from issuance of common stock, net of stock issuance costs       $ 7,093 $ 0      
Sale of stock, number of shares (in shares)   1,600,909            
Price per share (in dollars per share)   $ 5.19            
Gross proceeds   $ 8,300            
Aggregate price of shares repurchased         $ 9,960      
ATM Program                
Equity, Class of Treasury Stock [Line Items]                
Maximum offering price $ 40,000              
Payments of Stock Issuance Costs $ (500)              
Share Repurchase Program                
Equity, Class of Treasury Stock [Line Items]                
Increase in amount authorized under stock repurchase program               $ 21,000
Amount authorized for repurchase of common stock               $ 75,000
Acquisition of treasury stock (in shares)     0     1,088,588    
Average purchase price (in dollars per share)           $ 15.18    
Aggregate price of shares repurchased           $ 16,500    
Stock repurchase program, remaining authorized repurchase amount     $ 58,500     $ 58,500