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Earnings Per Share EPS (Tables)
 6 Months Ended
Oct. 27, 2012
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share Reconciliation
The following is a reconciliation of the income and common share amounts used in the calculation of basic and diluted EPS for the three and six months ended October 27, 2012 and October 29, 2011: 
 
Net income
 
Shares
 
Per share income
For the three months ended October 27, 2012:
 
 
 
 
 
Basic earnings per share
$
11,547

 
42,163

 
$
0.27

Dilution associated with stock compensation plans
—

 
153

 
—

Diluted earnings per share
$
11,547

 
42,316

 
$
0.27

For the three months ended October 29, 2011:
 
 
 
 
 
Basic earnings per share
$
3,959

 
41,792

 
$
0.09

Dilution associated with stock compensation plans
—

 
142

 
—

Diluted earnings per share
$
3,959

 
41,934

 
$
0.09

For the six months ended October 27, 2012:
 
 
 
 
 
Basic earnings per share
$
18,225

 
42,138

 
$
0.43

Dilution associated with stock compensation plans
—

 
149

 
—

Diluted earnings per share
$
18,225

 
42,287

 
$
0.43

For the six months ended October 29, 2011:
 
 
 
 
 
Basic earnings per share
$
7,327

 
41,759

 
$
0.18

Dilution associated with stock compensation plans
—

 
179

 
(0.01
)
Diluted earnings per share
$
7,327

 
41,938

 
$
0.17