Retirement Plans (Tables)

3 Months Ended

May 28, 2016

Retirement Plans

Summary of net periodic pension expense for the defined benefit plans

	Defined Benefit Pension Plan						Nonqualified Executive Retirement Plans
	Thirteen Week Period Ended
	May 28, 2016			May 30, 2015			May 28, 2016		May 30, 2015
Service cost	$	292		$	512		$	—	$	—
Interest cost	1,621			1,633			109		119
Expected return on plan assets	(1,142		)	(1,593		)	—		—
Amortization of unrecognized prior service cost	—			17			—		—
Amortization of unrecognized net loss	1,132			978			—		—
Net pension expense	$	1,903		$	1,547		$	109	$	119