XML 12 R33.htm IDEA: XBRL DOCUMENT v2.4.0.6
DEBT AND CREDIT AGREEMENT (Details) (Line of credit, USD $)
In Thousands, unless otherwise specified
9 Months Ended
Jan. 26, 2013
Sep. 21, 2012
Line of credit
   
Line of Credit Facility [Line Items]    
Maximum borrowing capacity $ 75,000 $ 100,000
Possible increase of maximum borrowing capacity subject to customary conditions and lender approval 50,000  
Basis spread on LIBOR variable rate 1.50%  
Variable interest rate description LIBOR  
Additional borrowings 28,500  
Repayments 37,233  
Interest expense 733  
Amount outstanding 40,000  
Remaining borrowing capacity $ 60,000