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Allocation of Pension Plan Assets by Category (Detail) (North America) | Dec. 27, 2014 | Dec. 28, 2013
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Defined Benefit Plan Disclosure [Line Items] |  |
Percentage of Plan Assets | 100.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations | 100.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
Money Market Funds |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Percentage of Plan Assets | 2.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = us-gaap_MoneyMarketFundsMember / us-gaap_StatementGeographicalAxis = us-gaap_NorthAmericaMember | 3.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = us-gaap_MoneyMarketFundsMember / us-gaap_StatementGeographicalAxis = us-gaap_NorthAmericaMember
US Equity Securities |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Percentage of Plan Assets | 8.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = odp_UnitedStatesEquitySecuritiesMember / us-gaap_StatementGeographicalAxis = us-gaap_NorthAmericaMember | 8.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = odp_UnitedStatesEquitySecuritiesMember / us-gaap_StatementGeographicalAxis = us-gaap_NorthAmericaMember
Fixed Income Securities |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Percentage of Plan Assets | 64.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = us-gaap_FixedIncomeSecuritiesMember / us-gaap_StatementGeographicalAxis = us-gaap_NorthAmericaMember | 53.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = us-gaap_FixedIncomeSecuritiesMember / us-gaap_StatementGeographicalAxis = us-gaap_NorthAmericaMember
Equity Mutual Funds |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Percentage of Plan Assets | 25.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = us-gaap_EquityFundsMember / us-gaap_StatementGeographicalAxis = us-gaap_NorthAmericaMember | 36.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = us-gaap_EquityFundsMember / us-gaap_StatementGeographicalAxis = us-gaap_NorthAmericaMember
Other |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Percentage of Plan Assets | 1.00%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = odp_OtherPlanAssetsMember / us-gaap_StatementGeographicalAxis = us-gaap_NorthAmericaMember |

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- Definition Percentage of fair value of investments (categorized by debt securities, equity securities, real estate and other plan assets) to the fair value of plan assets held. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e2446-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 + Details
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