v3.26.1
BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Concentration of Risk (Details) - item
3 Months Ended 12 Months Ended
Apr. 01, 2026
Mar. 26, 2025
Dec. 31, 2025
Supplier Concentration Risk | Supplier One | Accounts Payable      
BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES      
Number Of Suppliers     1
Percentage of concentration     10.90%
Supplier Concentration Risk | Supplier One | Purchased      
BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES      
Percentage of concentration 29.70% 15.10%  
Geographic Concentration Risk | Revenue      
BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES      
Percentage of concentration 100.00% 100.00%  
Greater Los Angeles area market | Geographic Concentration Risk | Revenue      
BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES      
Percentage of concentration 71.90% 71.60%  
Greater Los Angeles area market | Geographic Concentration Risk | Customer One | Revenue      
BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES      
Percentage of concentration 71.90% 71.60%