Goodwill and other Intangible Assets Schedule of Goodwill (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Sep. 30, 2012	Sep. 25, 2011	Sep. 26, 2010
Goodwill [Line Items]
Goodwill, Gross	$ 1,536,000	$ 1,536,000
Goodwill, Impaired, Accumulated Impairment Loss	(1,288,729)	(1,102,448)
Goodwill	247,271	433,552
Goodwill, Impairment Loss	0	(186,281)	0
Goodwill	$ 247,271	$ 247,271	$ 433,552

Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.

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- Definition

Loss recognized during the period that results from the write-down of goodwill after comparing the implied fair value of reporting unit goodwill with the carrying amount of that goodwill. Goodwill is assessed at least annually for impairment.

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