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Capital Stock (Detail) - USD ($)
 3 Months Ended
Nov. 03, 2021
Feb. 09, 2021
Mar. 30, 2025
Mar. 31, 2024
Dec. 29, 2024
May 07, 2024
May 08, 2018
Equity Class Of Treasury Stock [Line Items]              
Repurchases of common stock     $ 1,128,000        
Common stock, par value (in USD per share)     $ 0.01   $ 0.01    
Warrants outstanding (in shares)     817,452        
Proceeds from exercise of warrants     $ 358,000 $ 1,309,000      
2018 Repurchase Program              
Equity Class Of Treasury Stock [Line Items]              
Stock repurchase program, authorized amount             $ 65,000,000
Repurchases of common stock (in shares)     0        
2024 Repurchase Program              
Equity Class Of Treasury Stock [Line Items]              
Stock repurchase program, authorized amount           $ 20,000,000  
Repurchases of common stock (in shares)     117,476        
Repurchases of common stock     $ 1,100,000        
Warrants              
Equity Class Of Treasury Stock [Line Items]              
Proceeds from exercise of warrants     $ (131,000) $ (474,000)      
Common Stock              
Equity Class Of Treasury Stock [Line Items]              
Repurchases of common stock (in shares)     117,000        
Proceeds from exercise of warrants (in shares)       240,000      
Proceeds from exercise of warrants     $ 1,000 $ 2,000      
Securities purchase agreement              
Equity Class Of Treasury Stock [Line Items]              
Proceeds from exercise of warrants (in shares)   3,249,668          
Common stock, par value (in USD per share)   $ 0.01          
Securities purchase agreement | Warrants              
Equity Class Of Treasury Stock [Line Items]              
Proceeds from exercise of warrants (in shares)   1,299,861          
Exercise price of warrants (in USD per share)   $ 5.45 $ 5.45 $ 5.45      
Proceeds from securities purchase agreement   $ 16,000,000          
Placement agent fees and offering expenses   $ 1,000,000          
Securities purchase agreement | Common Stock              
Equity Class Of Treasury Stock [Line Items]              
Proceeds from exercise of warrants (in shares)     65,950 240,187      
William Blair              
Equity Class Of Treasury Stock [Line Items]              
Proceeds from exercise of warrants $ 40,000,000