v3.26.1
EMPLOYEE BENEFIT PLANS AND COLLECTIVE BARGAINING AGREEMENTS - Schedule of Changes in Retirement Plan's Benefit Obligation and Fair Value of Plan Assets (Details) - USD ($)
$ in Millions
 12 Months Ended
Feb. 28, 2026
Feb. 22, 2025
Feb. 24, 2024
Change in fair value of plan assets:      
Employer contributions $ 56.9 $ 91.3 $ 18.3
Pension      
Change in projected benefit obligation:      
Beginning balance 1,641.4 1,691.5  
Service cost 15.9 16.7 17.3
Interest cost 70.8 83.4 83.6
Actuarial loss (gain) 25.7 16.4  
Benefit payments (including settlements) (423.9) (166.7)  
Plan amendments 0.0 0.1  
Ending balance 1,329.9 1,641.4 1,691.5
Change in fair value of plan assets:      
Beginning balance 1,483.2 1,443.7  
Actual return on plan assets 126.3 116.4  
Employer contributions 55.6 89.8  
Benefit payments (including settlements) (423.9) (166.7)  
Ending balance 1,241.2 1,483.2 1,443.7
Components of net amount recognized in financial position:      
Other current liabilities (5.5) (4.4)  
Other long-term liabilities (83.2) (153.8)  
Funded status (88.7) (158.2)  
Other Post-Retirement Benefits      
Change in projected benefit obligation:      
Beginning balance 12.1 12.0  
Service cost 0.0 0.0 0.0
Interest cost 0.5 0.5 0.6
Actuarial loss (gain) (1.2) 1.1  
Benefit payments (including settlements) (1.3) (1.5)  
Plan amendments 0.0 0.0  
Ending balance 10.1 12.1 12.0
Change in fair value of plan assets:      
Beginning balance 0.0 0.0  
Actual return on plan assets 0.0 0.0  
Employer contributions 1.3 1.5  
Benefit payments (including settlements) (1.3) (1.5)  
Ending balance 0.0 0.0 $ 0.0
Components of net amount recognized in financial position:      
Other current liabilities (1.8) (2.3)  
Other long-term liabilities (8.3) (9.8)  
Funded status $ (10.1) $ (12.1)