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Employee Benefits (Summary Of Changes In Fair Vale of Level 3 Pension Plan Assets) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Sep. 28, 2012
Sep. 30, 2011
Oct. 01, 2010
Sep. 28, 2012
Level 3 [Member]
Sep. 30, 2011
Level 3 [Member]
Defined Benefit Plan Disclosure [Line Items]          
Fair value of plan assets, beginning of year $ 13,673 $ 11,304 $ 11,817 $ 447 $ 471
Unrealized gain (loss)       (7) 16
Purchases, sales, issuances and settements, net       (109) (40)
Fair value of plan assets, end of year $ 13,673 $ 11,304 $ 11,817 $ 331 $ 447