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EMPLOYEE BENEFIT PLANS
6 Months Ended
Sep. 07, 2024
Retirement Benefits [Abstract]  
EMPLOYEE BENEFIT PLANS EMPLOYEE BENEFIT PLANS
Pension and Other Post-Retirement Benefits

The following table provides the components of net pension and post-retirement expense (income) (in millions):
12 weeks ended
PensionOther post-retirement benefits
September 7,
2024
September 9,
2023
September 7,
2024
September 9,
2023
Estimated return on plan assets$(21.1)$(22.7)$— $— 
Service cost3.9 4.0 — — 
Interest cost19.3 19.3 0.1 0.1 
Amortization of prior service cost0.1 0.1 — — 
Amortization of net actuarial gain(0.8)(2.4)(0.2)(0.2)
Settlement loss4.7 — — — 
Expense (income), net$6.1 $(1.7)$(0.1)$(0.1)

28 weeks ended
PensionOther post-retirement benefits
September 7,
2024
September 9,
2023
September 7,
2024
September 9,
2023
Estimated return on plan assets$(49.2)$(53.0)$— $— 
Service cost9.0 9.3 — — 
Interest cost45.2 45.0 0.3 0.3 
Amortization of prior service cost0.2 0.2 — — 
Amortization of net actuarial gain(2.0)(3.0)(0.4)(0.5)
Settlement loss4.7 — — — 
Expense (income), net$7.9 $(1.5)$(0.1)$(0.2)

The Company contributed $24.4 million and $37.1 million to its defined pension plans and post-retirement benefit plans during the 12 and 28 weeks ended September 7, 2024, respectively. For the 12 and 28 weeks ended September 9, 2023, the company contributed $3.9 million and $10.4 million, respectively. At the Company's discretion, additional funds may be contributed to the defined benefit pension plans that are determined to be beneficial to the Company. The Company currently anticipates contributing an additional $50.3 million to these plans for the remainder of fiscal 2024.