2.2.0.25falsefalse40901 - Disclosure - Property, Plant and Equipment (Narrative) (Details)truefalseIn Millionsfalse1falsefalseUSDfalsefalse1/1/2011 - 3/31/2011
USD ($)
USD ($) / shares
$Duration_1_1_2011_To_3_31_2011http://www.sec.gov/CIK0001141391duration2011-01-01T00:00:002011-03-31T00:00:00Unit12Standardhttp://www.xbrl.org/2003/iso4217USDiso42170Unit1Standardhttp://www.xbrl.org/2003/instancesharesxbrli0Unit15Dividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0Unit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$2falsefalseUSDfalsefalse1/1/2010 - 12/31/2010
USD ($)
$Duration_1_1_2010_To_12_31_2010http://www.sec.gov/CIK0001141391duration2010-01-01T00:00:002010-12-31T00:00:00Unit12Standardhttp://www.xbrl.org/2003/iso4217USDiso42170Unit1Standardhttp://www.xbrl.org/2003/instancesharesxbrli0Unit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$2true0us-gaap_PropertyPlantAndEquipmentAbstractus-gaaptruenadurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringNo definition available.falsefalse3false0ma_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassBuildingAndLandmafalsedebitinstantCapital Leases, Lessee Balance Sheet, Assets by Major Class, Building and Landfalsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsefalse154000000154falsetruefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryCapital Leases, Lessee Balance Sheet, Assets by Major Class, Building and LandNo authoritative reference available.falsefalse4false0ma_RevenueBondsReceivedmafalsedebitdurationThe aggregate amount of revenue bonds received.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsefalse154000000154falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe aggregate amount of revenue bonds received.No authoritative reference available.falsefalse5false0us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassOtherPropertyPlantAndEquipmentus-gaaptruedebitinstantNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truefalsefalse1600000016falsefalsefalsefalsefalse2truefalsefalse1300000013falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryLong-lived depreciable assets not included within other defined categories that are subject to a lease meeting the criteria for capitalization.Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 13
-Paragraph 16
-Subparagraph a(i)
Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 13
-Paragraph 122
falsefalse6false0ma_AccumulatedAmortizationPropertyUnderCapitalLeasesmafalsecreditinstantAccumulated Amortization Property Under Capital Leasesfalsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsefalse90000009falsefalsefalsefalsefalse2truefalsefalse70000007falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryAccumulated Amortization Property Under Capital LeasesNo authoritative reference available.falsefalse7false0ma_AdjustmentDepreciationAndAmortizationmafalsedebitdurationThe current period expense charged against earnings on long-lived, physical assets used in the normal conduct of business and...falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsefalse1800000018falsetruefalsefalsefalse2truefalsefalse1600000016falsetruefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe current period expense charged against earnings on long-lived, physical assets used in the normal conduct of business and not intended for resale to allocate or recognize the cost of assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset. Examples include buildings, production equipment and customer lists.No authoritative reference available.falsefalse26Property, Plant and Equipment (Narrative) (Details) (USD $)MillionsUnKnownUnKnownUnKnownfalsetrue