Pension Plans (Tables)

6 Months Ended

Oct. 28, 2017

Pension Plans

Schedule of net periodic pension costs

	Quarter Ended						Six Months Ended
(Unaudited, amounts in thousands)	10/28/17			10/29/16			10/28/17			10/29/16
Service cost	$	329		$	319		$	658		$	638
Interest cost	1,147			1,170			2,294			2,340
Expected return on plan assets	(1,204		)	(1,245		)	(2,408		)	(2,490		)
Net amortization	780			764			1,560			1,528
Net periodic pension cost	$	1,052		$	1,008		$	2,104		$	2,016