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EMPLOYEE BENEFIT PLANS (Tables)
9 Months Ended
Dec. 05, 2020
Retirement Benefits [Abstract]  
Schedule of Components of Net Pension and Post-retirement Expense
The following tables provide the components of net pension and post-retirement (income) expense (in millions):
12 weeks ended
PensionOther post-retirement benefits
December 5,
2020
November 30,
2019
December 5,
2020
November 30,
2019
Estimated return on plan assets$(24.3)$(25.4)$— $— 
Service cost3.7 3.4 — 0.1 
Interest cost9.7 18.6 0.1 0.1 
Amortization of prior service cost0.1 0.1 0.5 0.8 
Amortization of net actuarial loss (gain)0.4 0.1 (0.2)— 
(Income) expense, net$(10.4)$(3.2)$0.4 $1.0 

40 weeks ended
PensionOther post-retirement benefits
December 5,
2020
November 30,
2019
December 5,
2020
November 30,
2019
Estimated return on plan assets$(79.5)$(84.6)$— $— 
Service cost12.0 11.3 — 0.4 
Interest cost38.9 62.0 0.3 0.5 
Amortization of prior service cost0.2 0.3 1.5 2.8 
Amortization of net actuarial loss (gain)1.5 0.4 (0.5)(0.3)
Settlement charge3.0 — — — 
(Income) expense, net$(23.9)$(10.6)$1.3 $3.4