Stock-Based Compensation (Tables)

12 Months Ended

Apr. 29, 2017

Stock-Based Compensation

Summary of total stock-based compensation expense

(Amounts in thousands)	4/29/2017		4/30/2016		4/25/2015
Equity-based awards expense	$	8,864	$	8,292	$	6,780
Liability-based awards expense		1,687		1,355		4,597
Total stock-based compensation expense	$	10,551	$	9,647	$	11,377

Schedule of plan activity for stock options

	Number of Shares (In Thousands)			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (Years)		Aggregate Intrinsic Value (In Thousands)
Outstanding at April 30, 2016		1,411		$	19.39		7.4	$	9,489
Granted		497			25.99
Canceled		(97	)		25.28
Exercised		(302	)		11.82			$	4,871
Outstanding at April 29, 2017		1,509		$	22.70		7.6	$	7,638
Exercisable at April 29, 2017		591		$	18.27		6.2	$	5,688

Fair value assumptions for stock options

	Fiscal 2017 Grant			Fiscal 2016 Grant			Fiscal 2015 Grant
Risk-free interest rate		1.30	%		1.54	%		1.59	%
Dividend rate		1.54	%		1.20	%		1.00	%
Expected life in years		5.0			5.0			5.0
Stock price volatility		38.87	%		44.37	%		54.40	%
Fair value per share	$	7.99		$	9.69		$	10.45

Fair value assumptions for SARs

	Fiscal 2014 Grant			Fiscal 2013 Grant
Risk-free interest rate		1.04	%		0.81	%
Dividend rate		1.58	%		1.58	%
Expected life in years		1.13			0.21
Stock price volatility		31.29	%		21.91	%
Fair value per share	$	9.06		$	15.86

Summary of information about non-vested share awards

	Shares (In Thousands)			Weighted Average Grant Date Fair Value
Non-vested shares at April 30, 2016		169		$	25.22
Granted		102			26.20
Vested		(51	)		25.06
Canceled		(11	)		25.56
Non-vested shares at April 29, 2017		209		$	25.72

Summary of information about non-vested stock units

	Units (In Thousands)			Weighted Average Grant Date Fair Value
Non-vested units at April 30, 2016		77		$	16.61
Vested		(51	)		15.47
Canceled		(3	)		16.62
Non-vested units at April 29, 2017		23		$	19.80

Summary of information about performance-based shares outstanding

	Shares (In Thousands)			Weighted Average Grant Date Fair Value
Outstanding shares at April 30, 2016		612		$	23.10
Granted		361			24.79
Vested		(159	)		18.58
Unearned and canceled		(255	)		24.34
Outstanding shares at April 29, 2017		559		$	24.87

Schedule of equity-based compensation expenses related to performance-based shares

(Amounts in thousands)	4/29/2017		4/30/2016		4/25/2015
Fiscal 2013 grant	$	—	$	—	$	568
Fiscal 2014 grant		—		926		769
Fiscal 2015 grant		675		840		908
Fiscal 2016 grant		1,284		1,610		—
Fiscal 2017 grant		1,109		—		—
Total expense	$	3,068	$	3,376	$	2,245