Benefit Plans (Tables)

6 Months Ended

Sep. 10, 2016

Compensation and Retirement Disclosure [Abstract]

Net Periodic Benefit Expense and Contributions for Defined Benefit Pension Plans and Other Postretirement Benefit Plans

Net periodic benefit expense (income) and contributions for defined benefit pension and other postretirement benefit plans consisted of the following:

	Second Quarter Ended
	Pension Benefits						Other Postretirement Benefits
	September 10,   2016   (12 weeks)			September 12,   2015   (12 weeks)			September 10,   2016   (12 weeks)			September 12,   2015   (12 weeks)
Service cost	$	—		$	—		$	—		$	—
Interest cost	20			24			—			1
Expected return on assets	(33		)	(32		)	—			—
Amortization of prior service benefit	—			—			(3		)	(4		)
Amortization of net actuarial loss	10			18			—			1
Net periodic benefit (income) expense	$	(3	)	$	10		$	(3	)	$	(2	)
Contributions to benefit plans	$	(1	)	$	(1	)	$	—		$	—

	Year-To-Date Ended
	Pension Benefits						Other Postretirement Benefits
	September 10,   2016   (28 weeks)			September 12,   2015   (28 weeks)			September 10,   2016   (28 weeks)			September 12,   2015   (28 weeks)
Service cost	$	—		$	—		$	—		$	—
Interest cost	46			57			1			2
Expected return on assets	(77		)	(76		)	—			—
Amortization of prior service benefit	—			—			(8		)	(8		)
Amortization of net actuarial loss	24			42			1			3
Net periodic benefit (income) expense	$	(7	)	$	23		$	(6	)	$	(3	)
Contributions to benefit plans	$	(2	)	$	(27	)	$	—		$	(11	)