v3.26.1
Long-Term Debt Other Long-term Debt Disclosure (Details) - Line of Credit [Member] - Wendy's U.S. Advertising Fund [Member] - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 28, 2026
Mar. 29, 2026
Jun. 28, 2026
Jul. 31, 2026
Debt Instrument [Line Items]        
Line of Credit Facility, Maximum Borrowing Capacity $ 15,000   $ 15,000  
Debt Instrument, Basis Spread on Variable Rate     2.25%  
Proceeds from Lines of Credit 2,700      
Repayments of Lines of Credit 2,700      
Line of Credit, Outstanding, Amount $ 0   $ 0  
First Borrowing        
Debt Instrument [Line Items]        
Proceeds from Lines of Credit   $ 11,500    
Second Borrowing        
Debt Instrument [Line Items]        
Proceeds from Lines of Credit   3,600    
First Repayment        
Debt Instrument [Line Items]        
Repayments of Lines of Credit   11,500    
Second Repayment        
Debt Instrument [Line Items]        
Repayments of Lines of Credit   $ 3,600    
Subsequent Event        
Debt Instrument [Line Items]        
Line of Credit Facility, Maximum Borrowing Capacity       $ 25,000