1.0.0.3 false Condensed Consolidated Statements of Financial Position (Unaudited) (USD $) In Millions false 1 $ false false Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 2 $ false false USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 3 $ false false USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 5 Assets 3 us-gaap_AssetsAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false 2 false false 0 0 false false 3 false false 0 0 false false No definition available. false 6 Cash and cash equivalents 4 us-gaap_CashAndCashEquivalentsAtCarryingValue us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 true true 791000000 791 false false 2 true true 761000000 761 false false 3 true true 202000000 202 false false No definition available. No authoritative reference available. false 7 Accounts receivable - net 4 us-gaap_AccountsReceivableNetCurrent us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 5154000000 5154 false false 2 false true 5528000000 5528 false false 3 false true 5063000000 5063 false false No definition available. No authoritative reference available. false 8 Inventories 4 us-gaap_InventoryNet us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 1571000000 1571 false false 2 false true 1521000000 1521 false false 3 false true 1935000000 1935 false false No definition available. No authoritative reference available. false 9 Other current assets 4 us-gaap_OtherAssetsCurrent us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 2160000000 2160 false false 2 false true 2016000000 2016 false false 3 false true 1517000000 1517 false false No definition available. No authoritative reference available. true 10 Current assets 4 us-gaap_AssetsCurrent us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 9676000000 9676 false false 2 false true 9826000000 9826 false false 3 false true 8717000000 8717 false false No definition available. No authoritative reference available. true 11 Property, plant and equipment - net 4 us-gaap_PropertyPlantAndEquipmentNet us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 3918000000 3918 false false 2 false true 3986000000 3986 false false 3 false true 4115000000 4115 false false No definition available. No authoritative reference available. false 12 Goodwill 4 us-gaap_Goodwill us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 6506000000 6506 false false 2 false true 6542000000 6542 false false 3 false true 6392000000 6392 false false No definition available. No authoritative reference available. false 13 Other intangible assets - net 4 us-gaap_IntangibleAssetsNetExcludingGoodwill us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 735000000 735 false false 2 false true 746000000 746 false false 3 false true 757000000 757 false false No definition available. No authoritative reference available. false 14 Investments in partially-owned affiliates 4 us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 760000000 760 false false 2 false true 718000000 718 false false 3 false true 703000000 703 false false No definition available. No authoritative reference available. false 15 Other noncurrent assets 4 us-gaap_OtherAssetsNoncurrent us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 2210000000 2210 false false 2 false true 2270000000 2270 false false 3 false true 1620000000 1620 false false No definition available. No authoritative reference available. true 16 Total assets 4 us-gaap_Assets us-gaap true debit instant monetary No definition available. false false false false false false false false false 1 false true 23805000000 23805 false false 2 false true 24088000000 24088 false false 3 false true 22304000000 22304 false false No definition available. No authoritative reference available. true 17 Liabilities and Equity 3 us-gaap_LiabilitiesAndStockholdersEquityAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false 2 false false 0 0 false false 3 false false 0 0 false false No definition available. false 18 Short-term debt 4 us-gaap_ShortTermBorrowings us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 361000000 361 false false 2 false true 658000000 658 false false 3 false true 985000000 985 false false No definition available. No authoritative reference available. false 19 Current portion of long-term debt 4 us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 6000000 6 false false 2 false true 140000000 140 false false 3 false true 452000000 452 false false No definition available. No authoritative reference available. false 20 Accounts payable 4 us-gaap_AccountsPayableCurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 4504000000 4504 false false 2 false true 4434000000 4434 false false 3 false true 3779000000 3779 false false No definition available. No authoritative reference available. false 21 Accrued compensation and benefits 4 us-gaap_EmployeeRelatedLiabilitiesCurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 853000000 853 false false 2 false true 872000000 872 false false 3 false true 804000000 804 false false No definition available. No authoritative reference available. false 22 Other current liabilities 4 us-gaap_OtherLiabilitiesCurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 2663000000 2663 false false 2 false true 2612000000 2612 false false 3 false true 2521000000 2521 false false No definition available. No authoritative reference available. true 23 Current liabilities 4 us-gaap_LiabilitiesCurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 8387000000 8387 false false 2 false true 8716000000 8716 false false 3 false true 8541000000 8541 false false No definition available. No authoritative reference available. true 24 Long-term debt 4 us-gaap_LongTermDebtNoncurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 3077000000 3077 false false 2 false true 3168000000 3168 false false 3 false true 3176000000 3176 false false No definition available. No authoritative reference available. false 25 Postretirement health and other benefits 4 us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 209000000 209 false false 2 false true 255000000 255 false false 3 false true 228000000 228 false false No definition available. No authoritative reference available. false 26 Other noncurrent liabilities 4 us-gaap_OtherLiabilitiesNoncurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 2576000000 2576 false false 2 false true 2610000000 2610 false false 3 false true 1817000000 1817 false false No definition available. No authoritative reference available. true 27 Long-term liabilities 4 us-gaap_LiabilitiesNoncurrent us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 5862000000 5862 false false 2 false true 6033000000 6033 false false 3 false true 5221000000 5221 false false No definition available. No authoritative reference available. true 28 Commitments and contingencies (Note 19) 4 us-gaap_CommitmentsAndContingencies2009 us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 false false 2 false false 0 0 false false 3 false false 0 0 false false No definition available. No authoritative reference available. false 29 Shareholders' equity attributable to Johnson Controls, Inc. 4 us-gaap_StockholdersEquity us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 9353000000 9353 false false 2 false true 9138000000 9138 false false 3 false true 8313000000 8313 false false No definition available. No authoritative reference available. false 30 Noncontrolling interests 4 us-gaap_MinorityInterest us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 203000000 203 false false 2 false true 201000000 201 false false 3 false true 229000000 229 false false No definition available. No authoritative reference available. true 31 Total equity 4 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 false true 9556000000 9556 false false 2 false true 9339000000 9339 false false 3 false true 8542000000 8542 false false No definition available. No authoritative reference available. true 32 Total liabilities and equity 4 us-gaap_LiabilitiesAndStockholdersEquity us-gaap true credit instant monetary No definition available. false false false false false false false false false 1 true true 23805000000 23805 false false 2 true true 24088000000 24088 false false 3 true true 22304000000 22304 false false No definition available. No authoritative reference available. true false 3 28 false Millions UnKnown UnKnown false true