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Comprehensive Income (Components Of Unrealized Gains (Losses) On Qualifying Cash Flow Hedges, Net) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Jun. 28, 2012
Jun. 30, 2011
Jun. 28, 2012
Jun. 30, 2011
Comprehensive Income [Abstract]        
Unrealized losses on qualifying cash flow hedges $ (109) $ (26) $ (313) $ (73)
Reclassification adjustment recorded as an increase in interest expense 104 444 469 1,566
Net unrealized gains (losses) on qualifying cash flow hedges $ (5) $ 418 $ 156 $ 1,493