XML 56 R34.htm IDEA: XBRL DOCUMENT v2.4.0.8
Financial Instruments and Risk Management (Details) (USD $)
In Thousands, unless otherwise specified
6 Months Ended 12 Months Ended
Mar. 29, 2014
Mar. 30, 2013
Sep. 28, 2013
Derivative Instruments and Hedging Activities [Abstract]      
Maximum maturity period of highly liquid investment considered as cash equivalents 3 months    
Margin over basis rate (in hundredths) 1.00%    
Weighted average maturity of outstanding commodity-related derivatives 4 months   4 months
Derivatives, Fair Value [Line Items]      
Fair value - assets $ 6,508   $ 6,438
Fair value - liabilities 6,780   6,034
Reconciliation of beginning and ending balances of assets measured at fair value on recurring basis using significant unobservable inputs [Rollforward]      
Beginning balance of over-the-counter options 1,847 5,002 5,002
Beginning balance realized during the period (389) (3,604)  
Contracts purchased during the period 0 1,991  
Change in the fair value of outstanding contracts 42 (962)  
Ending balance of over-the-counter options 1,500 2,427 1,847
Reconciliation of beginning and ending balances of liabilities measured at fair value on recurring basis using significant unobservable inputs [Rollforward]      
Beginning balance of over-the-counter options 0 1,209 1,209
Beginning balance realized during the period 0 (1,151)  
Contracts purchased during the period 159 0  
Change in the fair value of outstanding contracts 0 (54)  
Ending balance of over-the-counter options 159 4 0
Commodity-Related Derivatives [Member]
     
Derivatives, Fair Value [Line Items]      
Fair value - assets 4,013   3,634
Fair value - liabilities 2,300   802
Interest Rate Swaps [Member]
     
Derivatives, Fair Value [Line Items]      
Fair value - assets 2,495   2,804
Fair value - liabilities 4,480   5,232
Derivatives Not Designated as Hedging Instruments [Member]
     
Derivatives, Fair Value [Line Items]      
Fair value - assets 2,511   3,262
Derivatives Not Designated as Hedging Instruments [Member] | Commodity-Related Derivatives [Member] | Other Current Assets [Member]
     
Derivatives, Fair Value [Line Items]      
Fair value - assets 2,421   2,546
Derivatives Not Designated as Hedging Instruments [Member] | Commodity-Related Derivatives [Member] | Other Assets [Member]
     
Derivatives, Fair Value [Line Items]      
Fair value - assets 90   716
Derivatives Not Designated as Hedging Instruments [Member] | Commodity-Related Derivatives [Member] | Other Current Liabilities [Member]
     
Derivatives, Fair Value [Line Items]      
Fair value - liabilities 798   430
Derivatives Designated as Hedging Instruments [Member]
     
Derivatives, Fair Value [Line Items]      
Fair value - liabilities 1,985   2,428
Derivatives Designated as Hedging Instruments [Member] | Interest Rate Swaps [Member] | Other Current Liabilities [Member]
     
Derivatives, Fair Value [Line Items]      
Fair value - liabilities 1,344   1,307
Derivatives Designated as Hedging Instruments [Member] | Interest Rate Swaps [Member] | Other Liabilities [Member]
     
Derivatives, Fair Value [Line Items]      
Fair value - liabilities $ 641   $ 1,121