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Revolving Credit Facilities (Narrative) (Details) - USD ($)
$ in Thousands
9 Months Ended
Dec. 26, 2015
Mar. 28, 2015
Apr. 29, 2014
Line of credit facility maximum borrowing capacity $ 250,000    
Covenant terms, leverage ratio requirement 200.00%    
Covenant terms, cash and cash equivalents $ 100,000    
Long-term Line of Credit, Noncurrent $ 160,439 $ 180,439  
Maximum [Member]      
Line of credit facility, unused capacity, commitment fee percentage 0.35%    
Maximum [Member] | Base Rate [Member]      
Basis spread on variable interest rate 0.25%    
Maximum [Member] | London Interbank Offered Rate (LIBOR) [Member]      
Line of credit facility, interest rate description 2.00%    
Minimum [Member]      
Line of credit facility, unused capacity, commitment fee percentage 0.25%    
Minimum [Member] | Base Rate [Member]      
Basis spread on variable interest rate 0.00%    
Minimum [Member] | London Interbank Offered Rate (LIBOR) [Member]      
Line of credit facility, interest rate description 1.50%    
Wells Fargo interim credit facility [Member]      
Line of credit facility maximum borrowing capacity     $ 225,000