Debt and Other Obligations (Details) (Summary of Debt and Other Obligations) - USD ($) $ in Millions	Dec. 26, 2015	Dec. 27, 2014
Debt Instrument [Line Items]
6.75% Notes, interest rate swap	$ 7	$ 3
Capital lease obligations	0	12
Long-term debt and capital lease obligation including current portion	2,262	2,212
Current portion of long-term debt and capital lease obligations	230	177
Long-term debt and capital lease obligations, less current portion	2,032	2,035
6.00% Convertible Senior Notes Due 2015
Debt Instrument [Line Items]
Long-term debt, net of discount	0	42
6.75% Senior Notes due 2019
Debt Instrument [Line Items]
Long-term debt, net of discount	600	600
7.75% Senior Notes Due 2020
Debt Instrument [Line Items]
Long-term debt, net of discount	450	450
7.50% Senior Notes due 2022
Debt Instrument [Line Items]
Long-term debt, net of discount	475	475
7.00% Senior Notes due 2024
Debt Instrument [Line Items]
Long-term debt, net of discount	500	500
Secured Revolving Line of Credit
Debt Instrument [Line Items]
Secured revolving line of credit, outstanding balance	$ 230	$ 130

Long-term debt and capital lease obligation including current portion.

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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.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Aggregate net fair value of all derivative instruments designated as hedging instruments. Includes instruments designated as cash flow hedges, fair value hedges, and hedges of net investments in foreign operations.

+ References

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- Definition

The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes 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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