Shareholders' Equity (Tables)

12 Months Ended

Apr. 27, 2013

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Stock by Class

The number of shares of common stock, par value $0.50 per share, authorized, issued and outstanding and in treasury, was as follows:

	April 27, 2013	April 28, 2012
Authorized	100,000,000	100,000,000
Issued and outstanding	38,455,853	38,375,678
In treasury	1,342,188	1,342,188

Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan

The table below summarizes the expense related to the equity awards for fiscal 2013, 2012 and 2011.

	Compensation Expense
	Fiscal 2013		Fiscal 2012		Fiscal 2011
2010 Stock Plan:
RSAs	$	1,486	$	1,415	$	642
RSUs	532		924		1,033
Stock options	548		553		200
Total 2010 Stock Plan	$	2,566	$	2,892	$	1,875
2007 Stock Plan:
RSAs	$	233	$	309	$	343
Stock options	453		775		788
Total 2007 Stock Plan	$	686	$	1,084	$	1,131
Total Compensation Expense	$	3,252	$	3,976	$	3,006

2010 Stock Plan

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Share-based Compensation, Stock Options, Activity

The following tables summarize the stock option activity and related information for the stock options granted under the 2010 Stock Plan for fiscal 2013 and 2012:

	Summary of Option Activity
	Shares		Wtd. Avg. Exercise Price
Outstanding at April 30, 2011	128,000		$	9.24
Awarded	128,000		10.70
Exercised	—		—
Cancelled	(16,000	)	9.97
Outstanding at April 28, 2012	240,000		$	9.97
Awarded	120,000		$	8.64
Exercised	—		—
Cancelled	—		—
Outstanding at April 27, 2013	360,000		$	9.53

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range

Options Outstanding at April 27, 2013
Shares	Exercise Price		Avg. Remaining Life (Years)
120,000	$	9.24	7.6
120,000	$	10.70	8.3
120,000	$	8.64	9.3
360,000	$	9.53

Options Exercisable at April 27, 2013
Shares	Exercise Price		Avg. Remaining Life (Years)
80,000	$	9.24	7.6
40,000	$	10.70	8.3
120,000	$	9.73

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

We estimated the fair value of these stock options on the date of grant using the Black-Scholes option-pricing model with the following assumptions:

	2010 Stock Plan
	Fiscal 2013			Fiscal 2012			Fiscal 2011
	Awards			Awards			Awards
Average expected volatility	66.15		%	52.76		%	85.83		%
Average risk-free interest rate	0.39		%	0.63		%	0.60		%
Dividend yield	2.94		%	2.66		%	3.49		%
Expected life of options (in years)	7.18			7.03			7.03
Weighted-average grant-date fair value	$	4.13		$	4.27		$	5.19

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity

The following table summarizes the RSA and RSU activity for fiscal 2013 and 2012 under the 2010 Stock Plan:

	RSA Shares		RSU Shares
Unvested and unissued at April 30, 2011	640,000		256,000
Awarded	100,000		—
Vested	—		(60,000	)
Forfeited and Cancelled	(40,000	)	(16,000	)
Unvested and unissued at April 28, 2012	700,000		180,000
Awarded	—		—
Vested	—		(60,000	)
Forfeited and Cancelled	—		—
Unvested and unissued at April 27, 2013	700,000		120,000

Schedule Of Share-based Compensation, Restricted Stock And Restricted Stock Units Details, By Grant Year And Vesting Period

			Weighted Average Value		Probable Unearned Compensation Expense at April 27, 2013		Target Unearned Compensation Expense at April 27, 2013
Grant Fiscal Year	Number of Shares Granted, less Forfeitures	Vesting Period
2011	600,000	5-year RSA cliff, performance based	$	9.70	$	2,602	$	2,602
2011	300,000	5-year RSU, equal annual installments	9.70		427		N/A
2012	100,000	One-third per year, beginning in fiscal 2015, performance based	8.10		482		482

2007 Stock Plan

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Share-based Compensation, Stock Options, Activity

The following tables summarize the stock option activity and related information for the stock options granted under the 2007 Stock Plan as of April 27, 2013:

	Summary of Option Activity
	Shares		Wtd. Avg. Exercise Price
Outstanding at May 1, 2010	595,500		$	4.77
Awarded	125,000		10.55
Exercised	—		—
Cancelled	—		—
Outstanding at April 30, 2011	720,500		$	5.77
Awarded	52,500		8.10
Exercised	(10,000	)	6.46
Cancelled	(25,000	)	9.73
Outstanding at April 28, 2012	738,000		$	5.79
Awarded	42,500		8.64
Exercised	(2,500	)	8.10
Cancelled	—		—
Outstanding at April 27, 2013	778,000		$	5.94

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range

Options Outstanding

at April 27, 2013

Shares	Exercise Price		Avg. Remaining Life (Years)
285,000	$	2.72	6.0
260,000	6.46		6.3
35,500	8.13		6.7
105,000	10.55		7.3
50,000	8.10		8.5
42,500	8.64		9.3
778,000	$	5.94

Options Exercisable

at April 27, 2013

Shares	Exercise Price		Avg. Remaining Life (Years)
285,000	$	2.72	6.0
260,000	6.46		6.3
35,500	8.13		6.7
105,000	10.55		7.3
15,000	8.10		8.5
700,500	$	5.67

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

We estimated the fair value of these stock options on the date of grant using the Black-Scholes option-pricing model with the following assumptions:

	Fiscal 2013 Awards			Fiscal 2012 Awards			Fiscal 2011 Awards
Average expected volatility	66.15		%	63.55		%	85.59		%
Average risk-free interest rate	0.39		%	0.35		%	1.09		%
Dividend yield	2.94		%	2.84		%	3.63		%
Expected life of options	7.18 years			7.03 years			7.03 years
Weighted-average grant-date fair value	$	4.13		$	3.75		$	5.88

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity

The following table summarizes the RSA activity under the 2007 Stock Plan: 

	Fiscal 2013		Fiscal 2012		Fiscal 2011
Unvested at beginning of fiscal year	—		—		25,350
Awarded	27,000		28,860		24,000
Vested	(27,000	)	(28,860	)	(47,600	)
Forfeited	—		—		(1,750	)
Unvested at end of period	—		—		—

2000 and 2004 Stock Plans

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Share-based Compensation, Stock Options, Activity

The following tables summarize the stock option activity and related information for the stock options granted under the 2000 and 2004 Stock Plans for fiscal 2013, 2012 and 2011:

	Options Outstanding				Exercisable Options
	Shares		Wtd. Avg. Exercise Price		Shares	Wtd. Avg. Exercise Price
May 1, 2010	529,776		$	10.10	529,776	$	10.10
Granted	—		—
Exercised	(150,075	)	6.85
Cancelled	(96,934	)	13.03
April 30, 2011	282,767		$	10.82	282,767	$	10.82
Granted	—		—
Exercised	(21,975	)	9.02
Cancelled	(9,427	)	11.32
April 28, 2012	251,365		10.96		251,365	10.96
Granted	—		—
Exercised	(50,675	)	11.44
Cancelled	(128,105	)	10.50
April 27, 2013	72,585		$	11.44	72,585	$	11.44

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range

Options Outstanding and Exercisable

at April 27, 2013 

Shares	Wtd. Avg. Exercise Price	Avg. Remaining Life (Years)
72,585	11.44	0.1