EMPLOYEE BENEFIT PLANS (Tables)

6 Months Ended

Sep. 11, 2021

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
	Pension				Other post-retirement benefits
	September 11, 2021		September 12, 2020		September 11, 2021		September 12, 2020
Estimated return on plan assets	$	(24.5)	$	(23.7)	$	—	$	—
Service cost	5.1		3.5		—		—
Interest cost	9.7		12.6		0.1		0.1
Amortization of prior service cost	—		—		—		0.4
Amortization of net actuarial loss (gain)	0.2		0.5		(0.1)		(0.1)
Settlement (gain) loss	(14.3)		3.0		—		—
(Income) expense, net	$	(23.8)	$	(4.1)	$	—	$	0.4

	28 weeks ended
	Pension				Other post-retirement benefits
	September 11, 2021		September 12, 2020		September 11, 2021		September 12, 2020
Estimated return on plan assets	$	(57.2)	$	(55.2)	$	—	$	—
Service cost	12.0		8.3		—		—
Interest cost	22.7		29.2		0.2		0.2
Amortization of prior service cost	0.1		0.1		—		1.0
Amortization of net actuarial loss (gain)	0.5		1.1		(0.3)		(0.3)
Settlement (gain) loss	(14.3)		3.0		—		—
(Income) expense, net	$	(36.2)	$	(13.5)	$	(0.1)	$	0.9