v3.25.3
SEGMENT INFORMATION - Accounts receivable balances of major customers (Details) - Accounts Receivable - Credit Concentration Risk
9 Months Ended 12 Months Ended
Sep. 27, 2025
Dec. 28, 2024
Customer A    
SEGMENT INFORMATION    
Concentration risk percentage 39.00% 35.00%
Customer C    
SEGMENT INFORMATION    
Concentration risk percentage 14.00% 13.00%
Customer D    
SEGMENT INFORMATION    
Concentration risk percentage 10.00%  
Customer B    
SEGMENT INFORMATION    
Concentration risk percentage 10.00% 23.00%