EMPLOYEE BENEFIT PLANS (Tables)

6 Months Ended

Sep. 07, 2019

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 7, 2019			September 8, 2018			September 7, 2019			September 8, 2018
Estimated return on plan assets	$	(25.3	)	$	(26.0	)	$	—		$	—
Service cost	3.4			12.1			0.1			0.2
Interest cost	18.6			19.8			0.2			0.1
Amortization of prior service cost	0.1			—			0.9			0.9
Amortization of net actuarial loss (gain)	0.1			(1.5		)	(0.2		)	—
Net (income) expense	$	(3.1	)	$	4.4		$	1.0		$	1.2

	28 weeks ended
	Pension						Other post-retirement benefits
	September 7, 2019			September 8, 2018			September 7, 2019			September 8, 2018
Estimated return on plan assets	$	(59.2	)	$	(60.6	)	$	—		$	—
Service cost	7.9			28.2			0.3			0.5
Interest cost	43.4			46.2			0.4			0.3
Amortization of prior service cost	0.2			—			2.0			2.0
Amortization of net actuarial loss (gain)	0.3			(3.4		)	(0.3		)	(0.1		)
Net (income) expense	$	(7.4	)	$	10.4		$	2.4		$	2.7