v3.26.1
Reconciliation of Wendy's U.S. Segment Operating Profit (Loss) (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 28, 2026
Jun. 29, 2025
Jun. 28, 2026
Jun. 29, 2025
Segment Reporting [Line Items]        
Revenues $ 570,571 $ 560,929 $ 1,111,208 $ 1,084,401
Cost of sales 207,275 196,521 408,324 384,690
Franchise support and other costs 22,566 17,069 44,557 33,665
Advertising funds expense 127,879 111,374 236,494 212,902
General and Administrative Expense 66,161 59,485 139,004 127,689
Segment profit 79,284 104,260 144,205 187,386
Operating Segments        
Segment Reporting [Line Items]        
Segment profit 159,860 177,669 308,354 332,766
Wendy's U.S. | Operating Segments        
Segment Reporting [Line Items]        
Revenues 477,597 461,142 921,756 890,756
Cost of sales 201,605 189,258 395,901 370,495
Franchise support and other costs 17,275 13,677 35,531 26,855
Advertising funds expense 117,715 101,355 216,988 193,115
General and Administrative Expense 20,516 19,619 42,974 42,043
Other segment items 12 74 25 112
Segment profit $ 120,474 $ 137,159 $ 230,337 $ 258,136