Debt (Schedule of Long term debt and Capital lease obligation) (Details) (USD $) In Millions, unless otherwise specified	Dec. 27, 2013	Sep. 27, 2013
Current maturities of long-term debt:
Capital lease obligation	$ 1.4	$ 1.4
Total current debt	1.4	1.5
Long-term debt:
Capital lease obligation	1.5	1.8
Long-term debt	918.0	918.3
Total debt	919.4	919.8
Senior Notes \| 3.50% Senior Note
Long-term debt:
Long term debt, excluding current maturities	299.9	299.9
Senior Notes \| 4.75% Senior Note
Long-term debt:
Long term debt, excluding current maturities	598.2	598.2
Debentures \| 9.50% Debenture
Long-term debt:
Long term debt, excluding current maturities	10.4	10.4
Debentures \| 8.00% Debenture
Long-term debt:
Long term debt, excluding current maturities	8.0	8.0
Loans Payable
Current maturities of long-term debt:
Loan payable	$ 0	$ 0.1

Amount of capital lease obligation due within one year or the normal operating cycle, if longer.

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Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal, through the balance sheet date and due to be paid more than one year (or one operating cycle, if longer) after the balance sheet date.

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Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

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Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer.

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Amount of long-term debt and capital leases due within one year or the normal operating cycle, if longer.

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Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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