v3.26.1
Pension and Other Post-Retirement Benefit Plans - Defined Benefit Pension Plans' Major Asset Categories and Their Associated Fair Values (Details) - USD ($)
$ in Millions
Jul. 03, 2026
Jun. 27, 2025
Equity commingled/mutual funds    
Defined Benefit Plan Disclosure [Line Items]    
Plan assets measured at fair value: $ 60 $ 66
Equity commingled/mutual funds | Level 1    
Defined Benefit Plan Disclosure [Line Items]    
Plan assets measured at fair value: 0 0
Equity commingled/mutual funds | Level 2    
Defined Benefit Plan Disclosure [Line Items]    
Plan assets measured at fair value: 60 66
Equity commingled/mutual funds | Level 3    
Defined Benefit Plan Disclosure [Line Items]    
Plan assets measured at fair value: 0 0
Fixed income commingled/mutual funds    
Defined Benefit Plan Disclosure [Line Items]    
Plan assets measured at fair value: 103 110
Fixed income commingled/mutual funds | Level 1    
Defined Benefit Plan Disclosure [Line Items]    
Plan assets measured at fair value: 0 0
Fixed income commingled/mutual funds | Level 2    
Defined Benefit Plan Disclosure [Line Items]    
Plan assets measured at fair value: 103 110
Fixed income commingled/mutual funds | Level 3    
Defined Benefit Plan Disclosure [Line Items]    
Plan assets measured at fair value: 0 0
Net plan assets subject to leveling | Total    
Defined Benefit Plan Disclosure [Line Items]    
Plan assets measured at fair value: 163 176
Net plan assets subject to leveling | Level 1    
Defined Benefit Plan Disclosure [Line Items]    
Plan assets measured at fair value: 0 0
Net plan assets subject to leveling | Level 2    
Defined Benefit Plan Disclosure [Line Items]    
Plan assets measured at fair value: 163 176
Net plan assets subject to leveling | Level 3    
Defined Benefit Plan Disclosure [Line Items]    
Plan assets measured at fair value: 0 0
Real estate investment trust at net asset value | Net asset value    
Defined Benefit Plan Disclosure [Line Items]    
Plan assets measured at fair value: 26 28
Total investments at fair value    
Defined Benefit Plan Disclosure [Line Items]    
Plan assets measured at fair value: 189 204
Total investments at fair value | Level 1    
Defined Benefit Plan Disclosure [Line Items]    
Plan assets measured at fair value: 0 0
Total investments at fair value | Level 2    
Defined Benefit Plan Disclosure [Line Items]    
Plan assets measured at fair value: 163 176
Total investments at fair value | Level 3    
Defined Benefit Plan Disclosure [Line Items]    
Plan assets measured at fair value: $ 0 $ 0