v3.26.3
Supplemental Financial Information (Major Customers and Products) (Details) - customer
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 26, 2026
Sep. 27, 2025
Sep. 26, 2026
Sep. 27, 2025
Dec. 27, 2025
Customer Concentration Risk | Sales Revenue, Product Line [Member] | License fee          
Concentration Risk [Line Items]          
Concentration risk, percentage 43.00%   14.00%    
Customer Concentration Risk | Sales Revenue, Product Line [Member] | Customer A | Net product sales          
Concentration Risk [Line Items]          
Concentration risk, percentage 15.00% 36.00% 27.00% 30.00%  
Customer Concentration Risk | Sales Revenue, Product Line [Member] | Customer B | Net product sales          
Concentration Risk [Line Items]          
Concentration risk, percentage   13.00%      
Customer Concentration Risk | Sales Revenue, Product Line [Member] | Customer C | Net product sales          
Concentration Risk [Line Items]          
Concentration risk, percentage   18.00%   12.00%  
Customer Concentration Risk | Sales Revenue, Product Line [Member] | Customer D | Net product sales          
Concentration Risk [Line Items]          
Concentration risk, percentage 24.00%   15.00%    
Customer Concentration Risk | Sales Revenue, Product Line [Member] | Customer E | Net product sales          
Concentration Risk [Line Items]          
Concentration risk, percentage 25.00%   10.00%    
Customer Concentration Risk | Sales Revenue, Product Line [Member] | Customer F | Net product sales          
Concentration Risk [Line Items]          
Concentration risk, percentage     10.00%    
Customer Concentration Risk | Gross Receivables | Customers          
Concentration Risk [Line Items]          
Concentration Risk, Number of Customers         4
Customer Concentration Risk | Gross Receivables | Customer A, B and C          
Concentration Risk [Line Items]          
Concentration Risk, Number of Customers     3    
Credit Concentration Risk [Member] | Gross Receivables | Customer A          
Concentration Risk [Line Items]          
Concentration risk, percentage     35.00%   33.00%
Credit Concentration Risk [Member] | Gross Receivables | Customer B          
Concentration Risk [Line Items]          
Concentration risk, percentage     29.00%   19.00%
Credit Concentration Risk [Member] | Gross Receivables | Customer C          
Concentration Risk [Line Items]          
Concentration risk, percentage     14.00%   14.00%
Credit Concentration Risk [Member] | Gross Receivables | Customer D          
Concentration Risk [Line Items]          
Concentration risk, percentage         11.00%