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CONSOLIDATED CASH FLOW STATEMENTS (USD $) In Millions, unless otherwise specified | 12 Months Ended
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Dec. 26, 2014 | Dec. 27, 2013 | Dec. 28, 2012
OPERATING ACTIVITIES |  |  |
Net Earnings | $ 1,927 us-gaap_NetIncomeLoss | $ 1,864 us-gaap_NetIncomeLoss | $ 1,863 us-gaap_NetIncomeLoss
Adjustments to Reconcile Net Earnings to Net Cash |  |  |
Depreciation | 1,151 us-gaap_Depreciation | 1,104 us-gaap_Depreciation | 1,059 us-gaap_Depreciation
Deferred Income Taxes | 298 us-gaap_DeferredIncomeTaxExpenseBenefit | 300 us-gaap_DeferredIncomeTaxExpenseBenefit | 592 us-gaap_DeferredIncomeTaxExpenseBenefit
Contributions to Qualified Pension Plans | 0 us-gaap_PensionContributions | 0 us-gaap_PensionContributions | (275)us-gaap_PensionContributions
Gain on Property Dispositions | (11)us-gaap_GainLossOnSaleOfPropertyPlantEquipment | (70)us-gaap_GainLossOnSaleOfPropertyPlantEquipment | (166)us-gaap_GainLossOnSaleOfPropertyPlantEquipment
Other Operating Activities | 14 us-gaap_OtherOperatingActivitiesCashFlowStatement | (35)us-gaap_OtherOperatingActivitiesCashFlowStatement | (64)us-gaap_OtherOperatingActivitiesCashFlowStatement
Changes in Operating Assets and Liabilities: |  |  |
Accounts Receivable | (119)us-gaap_IncreaseDecreaseInAccountsReceivable | (6)us-gaap_IncreaseDecreaseInAccountsReceivable | 61 us-gaap_IncreaseDecreaseInAccountsReceivable
Other Current Assets | (26)us-gaap_IncreaseDecreaseInOtherCurrentAssets | 36 us-gaap_IncreaseDecreaseInOtherCurrentAssets | (32)us-gaap_IncreaseDecreaseInOtherCurrentAssets
Accounts Payable | 1 us-gaap_IncreaseDecreaseInAccountsPayable | 28 us-gaap_IncreaseDecreaseInAccountsPayable | (4)us-gaap_IncreaseDecreaseInAccountsPayable
Income and Other Taxes Payable | 74 us-gaap_IncreaseDecreaseInAccruedTaxesPayable | (67)us-gaap_IncreaseDecreaseInAccruedTaxesPayable | (14)us-gaap_IncreaseDecreaseInAccruedTaxesPayable
Other Current Liabilities | 34 us-gaap_IncreaseDecreaseInOtherCurrentLiabilities | 113 us-gaap_IncreaseDecreaseInOtherCurrentLiabilities | (74)us-gaap_IncreaseDecreaseInOtherCurrentLiabilities
Net Cash Provided by Operating Activities | 3,343 us-gaap_NetCashProvidedByUsedInOperatingActivities | 3,267 us-gaap_NetCashProvidedByUsedInOperatingActivities | 2,946 us-gaap_NetCashProvidedByUsedInOperatingActivities
INVESTING ACTIVITIES |  |  |
Property Additions | (2,449)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | (2,313)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | (2,341)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Purchase of Short-term Investments | (1,433)us-gaap_PaymentsToAcquireShortTermInvestments | (1,256)us-gaap_PaymentsToAcquireShortTermInvestments | (633)us-gaap_PaymentsToAcquireShortTermInvestments
Proceeds from Sales of Short-term Investments | 1,674 us-gaap_ProceedsFromSaleOfShortTermInvestments | 1,401 us-gaap_ProceedsFromSaleOfShortTermInvestments | 581 us-gaap_ProceedsFromSaleOfShortTermInvestments
Proceeds from Property Dispositions | 62 us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment | 53 us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment | 186 us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
Other Investing Activities | (37)us-gaap_PaymentsForProceedsFromOtherInvestingActivities | (112)us-gaap_PaymentsForProceedsFromOtherInvestingActivities | (70)us-gaap_PaymentsForProceedsFromOtherInvestingActivities
Net Cash Used in Investing Activities | (2,183)us-gaap_NetCashProvidedByUsedInInvestingActivities | (2,227)us-gaap_NetCashProvidedByUsedInInvestingActivities | (2,277)us-gaap_NetCashProvidedByUsedInInvestingActivities
FINANCING ACTIVITIES |  |  |
Long-term Debt Issued | 1,000 us-gaap_ProceedsFromIssuanceOfLongTermDebt | 500 us-gaap_ProceedsFromIssuanceOfLongTermDebt | 1,100 us-gaap_ProceedsFromIssuanceOfLongTermDebt
Long-term Debt Repaid | (933)us-gaap_RepaymentsOfLongTermDebt | (780)us-gaap_RepaymentsOfLongTermDebt | (508)us-gaap_RepaymentsOfLongTermDebt
Dividends Paid | (629)us-gaap_PaymentsOfDividendsCommonStock | (600)us-gaap_PaymentsOfDividendsCommonStock | (558)us-gaap_PaymentsOfDividendsCommonStock
Stock Options Exercised | 0 us-gaap_ProceedsFromStockOptionsExercised | 9 us-gaap_ProceedsFromStockOptionsExercised | 14 us-gaap_ProceedsFromStockOptionsExercised
Shares Repurchased | (517)us-gaap_PaymentsForRepurchaseOfCommonStock | (353)us-gaap_PaymentsForRepurchaseOfCommonStock | (734)us-gaap_PaymentsForRepurchaseOfCommonStock
Other Financing Activities | (4)us-gaap_ProceedsFromPaymentsForOtherFinancingActivities | (8)us-gaap_ProceedsFromPaymentsForOtherFinancingActivities | 18 us-gaap_ProceedsFromPaymentsForOtherFinancingActivities
Net Cash Used in Financing Activities | (1,083)us-gaap_NetCashProvidedByUsedInFinancingActivities | (1,232)us-gaap_NetCashProvidedByUsedInFinancingActivities | (668)us-gaap_NetCashProvidedByUsedInFinancingActivities
Net (Decrease) Increase in Cash and Cash Equivalents | 77 us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | (192)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease | 1 us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
CASH AND CASH EQUIVALENTS |  |  |
Cash and Cash Equivalents at Beginning of Period | 592 us-gaap_CashAndCashEquivalentsAtCarryingValue | 784 us-gaap_CashAndCashEquivalentsAtCarryingValue | 783 us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and Cash Equivalents at End of Period | 669 us-gaap_CashAndCashEquivalentsAtCarryingValue | 592 us-gaap_CashAndCashEquivalentsAtCarryingValue | 784 us-gaap_CashAndCashEquivalentsAtCarryingValue
SUPPLEMENTAL CASH FLOW INFORMATION |  |  |
Interest Paid - Net of Amounts Capitalized | 575 us-gaap_InterestPaidNet | 595 us-gaap_InterestPaidNet | 592 us-gaap_InterestPaidNet
Income Taxes Paid | $ 741 us-gaap_IncomeTaxesPaid | $ 824 us-gaap_IncomeTaxesPaid | $ 506 us-gaap_IncomeTaxesPaid

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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash outflow for securities or other assets acquired, which qualify for treatment as an investing activity and are to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The amount of cash or cash equivalents contributed by the entity to fund its pension plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
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- Definition The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition The net cash inflow or outflow from other financing activities. This element is used when there is not a more specific and appropriate element in the taxonomy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3095-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3098-108585 + Details
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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + Details
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- Definition The cash inflow from sales of all investments, including securities and other assets, having ready marketability and intended by management to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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