2.2.0.25truefalse152 - Disclosure - Contingencies - Additional Information (Detail)truefalseIn Millions, unless otherwise specifiedfalse1falsefalseUSDfalsefalse12/31/2010
USD ($)
USD ($) / shares
$eol_PE2163----1010-K0023_STD_0_20101231_0http://www.sec.gov/CIK0000063908instant2010-12-31T00:00:000001-01-01T00:00:00iso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170iso4217_USD_per_sharesDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instanceshares0sharesStandardhttp://www.xbrl.org/2003/instanceshares0pureStandardhttp://www.xbrl.org/2003/instancepure0YearStandardhttp://www.mcdonalds.com/20101231Yearmcd0LocationStandardhttp://www.mcdonalds.com/20101231<
MeasureValue>Locationmcd0USDUSD$2falsefalseUSDfalsefalse12/31/2009
USD ($)
USD ($) / shares
$eol_PE2163----1010-K0023_STD_0_20091231_0http://www.sec.gov/CIK0000063908instant2009-12-31T00:00:000001-01-01T00:00:00iso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170iso4217_USD_per_sharesDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instanceshares0sharesStandardhttp://www.xbrl.org/2003/instanceshares0pureStandardhttp://www.xbrl.org/2003/instancepure0LocationStandardhttp://www.mcdonalds.com/20101231Locationmcd0USDUSD$3falsefalseUSDfalsefalse12/31/2007
USD ($) / shares
USD ($)
$eol_PE2163----1010-K0023_STD_0_20071231_0http://www.sec.gov/CIK0000063908instant2007-12-31T00:00:000001-01-01T00:00:00iso4217_USD_per_sharesDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instanceshares0sharesStandardhttp://www.xbrl.org/2003/instanceshares<
/MeasureValue>0iso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170LocationStandardhttp://www.mcdonalds.com/20101231Locationmcd0USDUSD$2true0mcd_CommitmentsAndContingenciesDisclosureLineItemsmcdfalsenadurationCommitments and Contingencies Disclosure [Line Items]falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefal
sefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringCommitments and Contingencies Disclosure [Line Items]falsefalse3false0mcd_NumberOfCountriesmcdfalsenainstantNumber of Countriesfalsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3truefalsefalse1818falsefalsefalsefalsefalseOtherxbrli:integerItemTypeintegerNumber of CountriesNo authorit
ative reference available.falsefalse4false0us-gaap_OtherLiabilitiesNoncurrentus-gaaptruecreditinstantNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1<
IsNumeric>truefalsefalse15869000001586.9falsetruefalsefalsefalse2truefalsefalse13631000001363.1falsetruefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAggregate carrying amount, as of the balance sheet date, of noncurrent obligations not separately disclosed in the balance sheet due to materiality considerations. Noncurrent liabilities are expected to be paid after one year (or the normal operating cycle, if longer).Reference 1: http://www.x
brl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 24
-Article 5
falsefalse5false0mcd_AccruedExpensesAndOtherCurrentLiabilitiesmcdfalsecreditinstantAccrued expenses and other current liabilitiesfalsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1true
IsNumeric>falsefalse13849000001384.9falsefalsefalsefalsefalse2truefalsefalse16590000001659.0falsefalsefalsefalsefalse3<
/Id>falsefalsefalse00falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAccrued expenses and other current liabilitiesNo authoritative reference available.falsefalse6false0natruenanaNo definition available.falsetruefalsefalsefalsefalsefalsefalsefalsefalsehttp://www.mcdonalds.com/taxonomy/role/disclosurecontingenciesadditionalinformation1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalse4falsefalseUSDtruefalse{us-gaap_LossContingenciesByNatureOfContingencyAxis} : Indemnification Agreement
12/31/2010
USD ($)
$eol_PE2163----1010-K0023_STD_0_20101231_0_407036x405611http://www.sec.gov/CIK0000063908instant2010-12-31T00:00:000001-01-01T00:00:00falsefalseIndemnification Agreementus-gaap_LossContingenciesByNatureOfContingencyAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_IndemnificationGuaranteeMemberus-gaap_LossContingenciesByNatureOfContingencyAxisexplicitMemberiso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$5falsefalseUSDtruefalse{us-gaap_LossContingenciesByNatureOfContingencyAxis} : Indemnification Agreement
12/31/2009
USD ($)
$eol_PE2163----1010-K0023_STD_0_20091231_0_407036x405611http://www.sec.gov/CIK0000063908instant2009-12-31T00:00:000001-01-01T00:00:00falsefalseIndemnification Agreementus-gaap_LossContingenciesByNatureOfContingencyAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_IndemnificationGuaranteeMemberus-gaap_LossContingenciesByNatureOfContingencyAxisexplicitMemberiso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$OthernaNo definition available.No authoritative reference available.falsefalse7true0mcd_CommitmentsAndContingenciesDisclosureLineItemsmcdfalsenadurationCommitments and Contingencies Disclosure [Line Items]falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringCommitments and Contingencies Disclosure [Line Items]falsefalse8false0us-gaap_OtherLiabilitiesNoncurrentus-gaaptruecreditinstantNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1truefalsefalse4960000049.6falsefalsefalsefalsefalse2truefalsefalse7180000071.8falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAggregate carrying amount, as of the balance sheet dat
e, of noncurrent obligations not separately disclosed in the balance sheet due to materiality considerations. Noncurrent liabilities are expected to be paid after one year (or the normal operating cycle, if longer).Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 24
-Article 5
falsefalse9false0mcd_AccruedExpensesAndOtherCurrentLiabilitiesmcdfalsecreditinstantAccrued expenses and other current liabilitiesfalsefalsefalsefalsefalsefalsefalsefalsefalsefalseverboselabel1true
IsNumeric>falsefalse2840000028.4falsetruefalsefalsefalse2truefalsefalse2530000025.3falsetruefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAccrued expenses and other current liabilitiesNo authoritative reference available.falsefalse38Contingenci
es - Additional Information (Detail) (USD $)HundredThousandsUnKnownUnKnownUnKnowntruetrue