XML 27 R46.htm IDEA: XBRL DOCUMENT v2.4.0.6
Shareholders' Equity - Preferred and Common Stock and Dividends (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 12 Months Ended
Apr. 27, 2013
Apr. 28, 2012
Apr. 30, 2011
Class of Stock [Line Items]      
Common stock - par value per share (in dollars per share) $ 0.50 $ 0.50  
Authorized (in shares) 100,000,000 100,000,000  
Issued and outstanding (in shares) 38,455,853 38,375,678  
In treasury (in shares) 1,342,188 1,342,188  
Dividends paid $ 10,378 $ 10,364 $ 10,329
Series A Junior Participating Preferred Stock
      
Class of Stock [Line Items]      
Shares authorized (in shares) 50,000    
Par value per share (in dollars per share) $ 100    
Shares outstanding (in shares) 0