Significant Accounting Policies (Details) (USD $)	12 Months Ended
Sep. 27, 2014	Sep. 28, 2013	Sep. 29, 2012
Cash and Cash Equivalents
Restricted cash and cash equivalents	$ 378,000	$ 560,000
Deferred Financing Costs
Deferred financing costs	9,600,000	15,200,000
Advertising Costs
Prepaid advertising costs	3,300,000	4,100,000
Advertising expense	137,200,000	193,200,000	147,700,000
Research & Development
Research and development charges	$ 76,500,000	$ 57,700,000	$ 41,700,000

Amount of consideration paid in advance for advertising that provides economic benefits within a future period of one year or the normal operating cycle, if longer.

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The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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- Definition

The carrying amounts of cash and cash equivalent items which are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against short-term borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. For a classified balance sheet represents the current portion only (the noncurrent portion has a separate concept); there is a separate and distinct element for unclassified presentations.

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