Change in Entity Status [Axis]
Change in Entity Status [Axis]
Change in Entity Status [Axis]
Long-Lived Asset Impairment
Fixed Asset Impairment [Member]
jci_FixedAssetImpairmentMember [Member]
Customer [Domain]
Customer [Domain]
Accrued Environmental Loss Contingencies, Noncurrent
Accrued Environmental Loss Contingencies, Noncurrent
Consolidated Entities [Axis]
Consolidated Entities [Axis]
Building Technologies & Solutions
Building Technologies & Solutions [Member]
Building Technologies & Solutions
Miscellaneous
Other Intangible Assets [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Other current liabilities
Disposal Group, Including Discontinued Operation, Other Liabilities, Current
Net derivative amount, derivative liabilities
Derivative Liability
Cash dividends - ordinary shares
Dividends, Common Stock, Cash
Net financing charges
Net financing charges
Net Financing Charges
Net financing charges includes interest expense, interest income, bank fees and amortization of debt issuance costs.
Notes 1.375 Percent Due 2025 [Domain]
Notes 1.375 Percent Due 2025 [Domain]
Notes 1.375 Percent Due 2025
Building Solutions Asia Pacific
Building Solutions Asia Pacific [Member]
Building Solutions Asia Pacific
Contract with Customer, Asset and Liability [Table Text Block]
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]
Other Intangible Assets
Schedule Of Intangible Assets Table [Text Block]
Tabular disclosure of amortizable and unamortizable intangible assets other than goodwill, in total and by major class, including the gross carrying amount and accumulated amortization. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Derivatives, Policy
Derivatives, Policy [Policy Text Block]
2017 Restructuring Plan
2017 Restructuring Plan [Member]
2017 Restructuring Plan [Member]
Decrease in Cash, Cash Equivalents and Restricted Cash
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect
Expected volatility of the Company's stock
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate
Accrued income taxes
Increase (Decrease) in Income Taxes Payable
Contingent earn-out liabilities, Reduction for change in estimates
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings
Disposal Group, Not Discontinued Operation, Loss (Gain) on Write-down
Disposal Group, Not Discontinued Operation, Loss (Gain) on Write-down
Fair Value Hedging
Fair Value Hedging [Member]
Document Fiscal Year Focus
Document Fiscal Year Focus
Lessee, Lease, Description [Line Items]
Lessee, Lease, Description [Line Items]
Subsequent Event Type [Domain]
Subsequent Event Type [Domain]
Amortization of intangible assets
Amortization of intangible assets
Amortization of Intangible Assets
Schedule of Restructuring Reserve by Type of Cost [Table Text Block]
Schedule of Restructuring Reserve by Type of Cost [Table Text Block]
Difference between Revenue Guidance in Effect before and after Topic 606 [Member]
Difference between Revenue Guidance in Effect before and after Topic 606 [Member]
Impairment of Long-Lived Assets to be Disposed of
Impairment of Long-Lived Assets to be Disposed of
Stock Repurchase Program, Remaining Authorized Repurchase Amount
Stock Repurchase Program, Remaining Authorized Repurchase Amount
Ordinary A shares, €1.00 par value
Common Stock A, Value, Issued
Common Stock A, Value, Issued
Options to purchase shares
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
Inventories
Schedule of Inventory, Current [Table Text Block]
Contract with Customer, Liability, Revenue Recognized
Contract with Customer, Liability, Revenue Recognized
Business Combination and Asset Acquisition [Abstract]
Business Acquisition [Axis]
Business Acquisition [Axis]
Cash Flow Hedging
Cash Flow Hedging [Member]
Income Tax Examination
Income Tax Examination [Table]
Award Type [Domain]
Award Type [Domain]
Movement in Standard Product Warranty Accrual [Roll Forward]
Movement in Standard Product Warranty Accrual [Roll Forward]
Notes 5.250 Percent Due 2041 [Domain]
Notes 5.250 Percent Due 2041 [Domain]
Notes 5.250 Percent Due 2041
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Goodwill
Disposal Group, Including Discontinued Operation, Goodwill, Noncurrent
Preferred shares, $0.01 par value
Preferred Stock, Value, Issued
Long Term Debt, Notice of Redemption
Long-Term Debt, Notice of Redemption
Long-Term Debt, Notice of Redemption
Dividends attributable to noncontrolling interests
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders
Global Products - Industrial Refrigeration [Domain]
Global Products - Industrial Refrigeration [Domain]
Global Products - Industrial Refrigeration [Domain]
Variable Interest Entity, Not Primary Beneficiary [Member]
Variable Interest Entity, Not Primary Beneficiary [Member]
Retained Earnings
Retained Earnings [Member]
Foreign currency translation adjustments
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax [Abstract]
Fair value of long term debt
Debt Instrument, Fair Value Disclosure
CHINA
CHINA
Minimum length, in years, of a product warranty for it to be recorded in other noncurrent liabilities
Minimum Length In Years Of Product Warranty For It To Be Recorded In Other Noncurrent Liabilities
Minimum length, in years, of a product warranty for it to be recorded in other noncurrent liabilities.
Zero Point Zero Percent Due Two Thousand Twenty-One [Member]
Zero Point Zero Percent Due Two Thousand Twenty-One [Member]
Zero Point Zero Percent Due Fiscal Two Thousand Twenty-One [Member]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]
Building Solutions North America
Building Solutions North America [Member]
Building Solutions North America
Hedge Percentage For Foreign Exchange Transactional Exposures Maximum
Hedge Percentage For Foreign Exchange Transactional Exposures Maximum
Hedge percentage for foreign exchange transactional exposures, Maximum.
Accounts receivable
Increase (Decrease) in Accounts Receivable
Pension and postretirement plans
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax [Abstract]
Debt Instrument, Repurchased Face Amount
Debt Instrument, Repurchased Face Amount
Equity Attributable to Johnson Controls and Noncontrolling Interests
Equity Attributable To Parent And Noncontrolling Interests Table [Text Block]
Tabular disclosure of equity attributable to Johnson Controls, Inc. and noncontrolling interests.
Germany
GERMANY
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Total comprehensive income
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
Debt, Maturity Schedule [Axis]
Debt, Maturity Schedule [Axis]
Debt, Maturity Schedule [Axis]
Tax Period [Domain]
Tax Period [Domain]
Basic earnings per share
Earnings Per Share, Basic
Interest Rate Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net
Interest Rate Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net
Revenue from Contract with Customer [Text Block]
Revenue from Contract with Customer [Text Block]
500 million euro net investment hedge [Member]
500 million euro net investment hedge [Member]
500 million euro net investment hedge [Member]
Restricted Cash and Investments, Current
Restricted Cash and Investments, Current
Beginning Balance, Contingent earn-out liabilities
Ending Balance, Contingent earn-out liabilities
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value
Document Type
Document Type
Building Solutions EMEA/LA - Latin America [Member]
Building Solutions EMEA/LA - Latin America [Member]
Building Solutions EMEA/LA - Latin America
Reporting Unit [Domain]
Reporting Unit [Domain]
$300 million bank term loan [Member]
$300 million bank term loan [Member]
$300 million bank term loan
Entity Current Reporting Status
Entity Current Reporting Status
Capitalized Contract Cost, Net
Capitalized Contract Cost, Net
Cumulative Effect, Period of Adoption, Adjustment
Cumulative Effect, Period of Adoption, Adjustment [Member]
Other - net
Other Noncash Income (Expense)
Derivative assets
Derivative Asset, Fair Value, Gross Asset
Liabilities Held for Sale, Current [Member]
Liabilities Held for Sale, Current [Member]
Liabilities Held for Sale, Current [Member]
Capitalized Contract Cost, Net, Noncurrent
Capitalized Contract Cost, Net, Noncurrent
Restricted Cash and Cash Equivalents
Restricted Cash
Restricted Cash and Cash Equivalents
Total Consideration of Debt Tender Offer
Total Consideration of Debt Tender Offer
Total Consideration of Debt Tender Offer
Deferred Compensation Plan Assets
Deferred Compensation Plan Assets
2021 Restructuring Plan
2021 Restructuring Plan [Member]
2021 Restructuring Plan [Member]
2021 Restructuring Plan
Tax Year 2018
Tax Year 2018 [Member]
Disposal Groups, Including Discontinued Operations [Table]
Disposal Groups, Including Discontinued Operations [Table]
Proceeds from Euro-denominated short-term debt, amount in USD
Proceeds from Euro-denominated short-term debt, amount in USD
Proceeds from Euro-denominated short-term debt, amount in USD
BELGIUM
BELGIUM
Current portion of long-term debt
Long-term Debt and Lease Obligation, Current
Plan Name [Axis]
Plan Name [Axis]
Long-term Debt
Long-term Debt
Fair Value, Inputs, Level 1 [Member]
Fair Value, Inputs, Level 1 [Member]
Fair Value, Inputs, Level 1 [Member]
Investing Activities of Continuing Operations
Net Cash Provided by (Used in) Investing Activities [Abstract]
Goodwill, Impairment Loss
Goodwill, Impairment Loss
Goodwill, Impairment Loss
Income Tax Disclosure [Abstract]
Income Tax Disclosure [Abstract]
Currency Translation
Currency Translation [Member]
Currency Translation [Member]
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Amount
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Amount
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets [Line Items]
Transaction Type [Axis]
Transaction Type [Axis]
$2 billion committed revolving credit facility [Member]
$2 billion committed revolving credit facility [Member]
$2 billion committed revolving credit facility
Adjustments for Change in Accounting Principle [Axis]
Change in Accounting Principle, Type [Axis]
Scenario [Axis]
Scenario [Axis]
Liabilities and Equity
Liabilities and Equity [Abstract]
Amount of unrecognized tax benefits which may impact effective tax rate
Unrecognized Tax Benefits that Would Impact Effective Tax Rate
Hedging Relationship [Domain]
Hedging Relationship [Domain]
Interest Rate Swaps
Interest Rate Swap [Member]
Proceeds from equity swap
Payments for (Proceeds from) Derivative Instrument, Investing Activities
Notes 3.900 Percent Due 2026 [Domain]
Notes 3.900 Percent Due 2026 [Domain]
Notes 3.900 Percent Due 2026
Future amortization expense, 2025
Finite-Lived Intangible Asset, Expected Amortization, Year Four
Financial Statements
Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]
Adoption of ASU 2016-16
Accounting Standards Update 2016-16 Member [Member]
Accounting Standards Update 2016-16 Member
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability
Balance Sheet Location [Domain]
Balance Sheet Location [Domain]
Comprehensive income attributable to noncontrolling interests
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest
Gross tax effected unrecognized tax benefits
Unrecognized Tax Benefits
Restructuring Reserve
Restructuring Reserve
Trading Symbol
Trading Symbol
United Kingdom
UNITED KINGDOM
Entity Address, Country
Entity Address, Country
Cash Used by Financing Activities, Discontinued Operations
Cash Provided by (Used in) Financing Activities, Discontinued Operations
Restatement [Axis]
Revision of Prior Period [Axis]
Restructuring Plan [Domain]
Restructuring Plan [Domain]
Other Comprehensive Income Location [Domain]
Other Comprehensive Income Location [Domain]
Restructuring Reserve, Settled without Cash
Restructuring Reserve, Settled without Cash
Inventories
Inventory Disclosure [Text Block]
Accounting Policies [Abstract]
Accounting Policies [Abstract]
Derivative Instrument [Axis]
Derivative Instrument Risk [Axis]
Derivative Instrument [Axis]
Building Solutions North America Retail [Member]
Building Solutions North America Retail [Member]
Building Solutions North America Retail
Income from continuing operations
Net income from continuing operations attributable to Johnson Controls
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent
Ordinary shares, $0.01 par value
Common Stock, Value, Issued
Lessee, Operating Leases [Text Block]
Lessee, Operating Leases [Text Block]
Business divestitures, net of cash divested
Proceeds from Divestiture of Businesses, Net of Cash Divested
Mark-to-market gain (loss)
Mark-to-market gain (loss)
Mark-to-market gain (loss)
Tax Year 2014
Tax Year 2014 [Member]
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
Share-based Payment Arrangement, Activity [Table Text Block]
Share-based Payment Arrangement, Activity [Table Text Block]
Pension and postretirement contributions
Payment for Pension and Other Postretirement Benefits
Stock options, unvested restricted stock and unvested performance share awards
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements
Goodwill [Line Items]
Goodwill [Line Items]
Reclassification to income
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, after Tax
Class of Stock [Axis]
Class of Stock [Axis]
Class of Stock [Axis]
Settlement(Gain) Loss
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment
Work-in-process
Inventory, Work in Process, Net of Reserves
Power Solutions
Power Solutions [Member]
Power solutions.
Business Combination, working capital adjustment
Business Combination, working capital adjustment
Business Combination, working capital adjustment
Capital expenditures
Payments to Acquire Productive Assets
Aggregate adjustment for period, tax effect
Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax, Portion Attributable to Parent
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
Revenue from related parties
Revenue from Related Parties
Selling, General And Administrative
Selling, General and Administrative Expenses [Member]
Cash dividends, Ordinary, Per share
Common Stock, Dividends, Per Share, Declared
Net sales
Revenue, Net
Revenue from Contract with Customer, Excluding Assessed Tax
Finished goods
Inventory, Finished Goods, Net of Reserves
Net mark-to-market adjustments
Equity Securities, FV-NI, Unrealized Gain (Loss) Restricted
Equity Securities, FV-NI, Unrealized Gain (Loss) Restricted
Stock options
Share-based Payment Arrangement, Option [Member]
Consolidation Items [Domain]
Consolidation Items [Domain]
Equity [Abstract]
Equity [Abstract]
Fair Value Hierarchy and NAV [Axis]
Fair Value Hierarchy and NAV [Axis]
Debt tender offer to purchase up to $1.5 billion in aggregate principal
Debt tender offer to purchase up to $1.5 billion in aggregate principal
Debt tender offer to purchase up to $1.5 billion in aggregate principal
Ordinary Shares, Par Value 0.01 [Domain]
Ordinary Shares, Par Value 0.01 [Domain]
Ordinary Shares, Par Value 0.01
Disclosure Acquisitions And Divestitures [Abstract]
Disclosure Acquisitions And Divestitures [Abstract]
Disclosure - Acquisitions and Divestitures [Abstract]
Asbestos-related assets, current
Asbestos-related assets, current
Asbestos-related assets, current
LUXEMBOURG
LUXEMBOURG
Pre-tax gains (losses) on net investment hedges recorded in CTA within other comprehensive income (loss)
Other Comprehensive Income (Loss), Net Investment Hedge, Gain (Loss), before Reclassification and Tax
Primary Business Information by Primary Business [Axis]
Primary Business Information by Primary Business [Axis]
Primary Business Information by Primary Business [Axis]
Schedule Of Accrual for Environmental Loss Contingencies
Schedule Of Accrual for Environmental Loss Contingencies [Table Text Block]
Schedule Of Accrual for Environmental Loss Contingencies
Segment Information
Segment Reporting Disclosure [Text Block]
Change in noncontrolling interest share
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests
Estimated asbestos related net liability on a discounted basis
Estimated asbestos related net liability on a discounted basis
Estimated asbestos related net liability on a discounted basis
Capital in excess of par value
Additional Paid-in Capital [Member]
Insurance Settlements Receivable, Noncurrent
Insurance Settlements Receivable, Noncurrent
Repayments of Debt
Repayments of Debt
Long-term Debt, Type [Domain]
Long-term Debt, Type [Domain]
Goodwill, Transfers
Goodwill, Transfers
Supplemental Balance Sheet Information Leases [Table Text Block]
Supplemental Balance Sheet Information Leases [Table Text Block]
Supplemental Balance Sheet Information Leases [Table Text Block]
Insurable liabilities, total
Insurable liabilities, total
Insurable liabilities, total
Environmental Remediation Site [Domain]
Environmental Remediation Site [Domain]
Guarantees
Guarantees [Text Block]
Other
Payments for (Proceeds from) Other Investing Activities
Notes 5.700 Percent Due 2041 [Domain]
Notes 5.700 Percent Due 2041 [Domain]
Notes 5.700 Percent Due 2041
Finite-Lived and Indefinite-Lived Intangible Assets Acquired as Part of Business Combination
Finite-Lived and Indefinite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]
Debentures 6.950 Percent Due December 1, 2045 [Domain]
Debentures 6.950 Percent Due December 1, 2045 [Domain]
Debentures 6.950 Percent Due December 1, 2045
Business Combinations [Abstract]
Business Combinations [Abstract]
Maximum [Member]
Maximum [Member]
Share-based Payment Arrangement [Abstract]
Share-based Payment Arrangement [Abstract]
Loss Contingency, Nature [Domain]
Loss Contingency, Nature [Domain]
Raw materials and supplies
Inventory, Raw Materials, Net of Reserves
Legal Entity [Axis]
Legal Entity [Axis]
Schedule of Guarantor Obligations [Table]
Schedule of Guarantor Obligations [Table]
Award Type [Axis]
Award Type [Axis]
Financing Activities of Continuing Operations
Net Cash Provided by (Used in) Financing Activities [Abstract]
Lessee, Operating Lease, Liability, Maturity [Table Text Block]
Lessee, Operating Lease, Liability, Maturity [Table Text Block]
Adjustments for Change in Accounting Principle [Domain]
Change in Accounting Principle, Type [Domain]
Shareholders' equity attributable to Johnson Controls
Beginning balance
Adoption of ASU
Ending balance
Stockholders' Equity Attributable to Parent
Schedule of share-based payment award, performance share, valuation assumptions [Table Text Block]
Schedule of share-based payment award, performance share, valuation assumptions [Table Text Block]
Schedule of share-based payment award, performance share, valuation assumptions [Table Text Block]
Accounts payable and accrued liabilities
Increase (Decrease) in Accounts Payable and Accrued Liabilities
Designated as Hedging Instrument
Designated as Hedging Instrument [Member]
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill and Intangible Assets Disclosure [Abstract]
Stock repurchases and retirements
Payments for Repurchase of Common Stock
Copper [Member]
Copper [Member]
Copper [Member]
Interest percentage minimum for investments in partially-owned affiliates to be accounted for by the equity method
Interest Percentage Minimum For Investments In Partially Owned Affiliates To Be Accounted For By Equity Method
Interest percentage minimum for investments in partially-owned affiliates to be accounted for by the equity method.
Right-of-use Asset, Related Parties
Right-of-use Asset, Related Parties
Right-of-use Asset, Related Parties
Equity, Class of Treasury Stock [Line Items]
Equity, Class of Treasury Stock [Line Items]
Operating lease liabilities - noncurrent
Operating Lease, Liability, Noncurrent
Accounts and Nontrade Receivable
Accounts and Nontrade Receivable [Text Block]
Adjustments for New Accounting Pronouncements [Axis]
Accounting Standards Update [Axis]
Debt Instrument, Face Amount
Debt Instrument, Face Amount
Calculated under Revenue Guidance in Effect before Topic 606 [Member]
Calculated under Revenue Guidance in Effect before Topic 606 [Member]
Net periodic benefit cost (credit)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)
Balance at beginning of period
Balance at end of period
Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax
Proceeds from Short-term Debt
Proceeds from Short-term Debt
Bank term loans due April 2021 [Member]
Bank term loans due April 2021 [Member]
Bank term loans due April 2021 [Member]
Bank term loans outstanding
Bank term loans outstanding
Bank term loans outstanding
Notes 4.500 Percent Due 2047 [Domain]
Notes 4.500 Percent Due 2047 [Domain]
Notes 4.500 Percent Due 2047
Schedule of Defined Benefit Plans Disclosures
Schedule of Defined Benefit Plans Disclosures [Table]
Asbestos Issue [Member]
Asbestos Issue [Member]
Schedule of Recognized Identified Assets Acquired and Liabilities Assumed
Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]
Restatement [Domain]
Revision of Prior Period [Domain]
Capitalized Contract Cost, Impairment Loss
Capitalized Contract Cost, Impairment Loss
Income Statement [Abstract]
Income Statement [Abstract]
Interest income
Interest and Other Income
Asset Class [Domain]
Asset Class [Domain]
Realized and unrealized gains on derivatives
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Noncontrolling Interest
Number of Countries in which Entity Operates
Number of Countries in which Entity Operates
Accruals for warranties issued during the period
Standard and Extended Product Warranty Accrual, Increase for Warranties Issued
Related Party Transaction [Axis]
Related Party Transaction [Axis]
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount
Income tax provision
Income Tax Expense (Benefit)
Accounts receivable - net
Accounts Receivable, after Allowance for Credit Loss, Current
Unsecured Debt [Member]
Unsecured Debt [Member]
Currency translation
Standard and Extended Product Warranty Accrual, Foreign Currency Translation Gain (Loss)
Accumulated Other Comprehensive Income (Loss) [Table]
Accumulated Other Comprehensive Income (Loss) [Table]
Other financing charges
Other financing charges
The total amount of other financing charges charged to income in the period through the net financing charges line item in the statement of income.
Current assets
Assets, Current
Offsetting Assets and Liabilities
Offsetting Derivative Assets and Liabilities [Table Text Block]
Tabular disclosure of derivative and other financial assets and liabilities that are subject to offsetting, including master netting arrangements.
Change in noncontrolling interest share
Proceeds from (Payments to) Noncontrolling Interests
Accounts Receivable [Member]
Accounts Receivable [Member]
MEXICO
MEXICO
Discontinued Operations [Abstract]
Discontinued Operations [Abstract]
Discontinued Operations [Abstract]
Reclassification to income
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount
Statement of Financial Position [Abstract]
Statement of Financial Position [Abstract]
Accrued Environmental Loss Contingencies, Current
Accrued Environmental Loss Contingencies, Current
Fair Value Measurement, Policy
Fair Value Measurement, Policy [Policy Text Block]
Bank term loan due October 2022
200M Euro Bank term loan due October 2022 [Member]
200M Euro Bank term loan due October 2022
888 million euro net investment hedge [Member]
888 million euro net investment hedge [Member]
One billion euro net investment hedge [Member]
Entity Incorporation, State or Country Code
Entity Incorporation, State or Country Code
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments, Gain (Loss) [Line Items]
Entity Small Business
Entity Small Business
Restructuring Plan [Axis]
Restructuring Plan [Axis]
Adjustments for Error Correction [Domain]
Error Correction, Type [Domain]
Equity Component [Domain]
Equity Component [Domain]
Other, including options exercised
Stockholders' Equity, Other
Schedule of Accounts, Notes, Loans and Financing Receivable [Table]
Schedule of Accounts, Notes, Loans and Financing Receivable [Table]
Disposal Group Name [Domain]
Disposal Group Name [Domain]
Disposal Group, Discontinued Operations, Consideration, net
Disposal Group, Discontinued Operations, Consideration, net
Disposal Group, Discontinued Operations, Consideration, net
Exchange [Domain]
Exchange [Domain]
Current period change in fair value
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax
Domestic Plan
Domestic Plan [Member]
Commercial Paper
Commercial Paper
Revenue, Remaining Performance Obligation, Amount
Revenue, Remaining Performance Obligation, Amount
Contingent earn-out liabilities, Acquisitions
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Issuances
Short-term Debt, Type [Axis]
Short-term Debt, Type [Axis]
Gross carrying amount, total intangible assets
Intangible Assets, Gross (Excluding Goodwill)
Restructuring reserves
Increase (Decrease) in Restructuring Reserve
Fair Value, Inputs, Level 2 [Member]
Fair Value, Inputs, Level 2 [Member]
Type of Adoption [Domain]
Accounting Standards Update [Domain]
Notes 5.125 Percent Due 2045 [Domain]
Notes 5.125 Percent Due 2045 [Domain]
Notes 5.125 Percent Due 2045
Document Information [Table]
Document Information [Table]
Contract liabilities - noncurrent
Contract with Customer, Liability, Noncurrent
Type of Restructuring [Domain]
Type of Restructuring [Domain]
Commodity Derivatives
Commodity Contract [Member]
Assets and Liabilities Held For Sale [Domain]
Assets and Liabilities Held For Sale [Domain]
[Domain] for Assets and Liabilities Held For Sale [Axis]
Earnings Per Share
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
TAIWAN, PROVINCE OF CHINA
TAIWAN, PROVINCE OF CHINA
Tax Jurisdictions and Years Currently under Audit Exam
Summary of Income Tax Examinations [Table Text Block]
Tax years currently under audit exam
Income Tax Examination, Year under Examination
Global Products
Global Products [Member]
Global Products
Notes 4.625 Percent due 2044 [Domain]
Notes 4.625 Percent due 2044 [Domain]
Notes 4.625 Percent due 2044
Stock appreciation rights
Stock Appreciation Rights (SARs) [Member]
Product and Service [Domain]
Product and Service [Domain]
Post sale contingent tax indemnification liabilities
Post sale contingent tax indemnification liabilities
Post sale contingent tax indemnification liabilities
Debt Instrument, Interest Rate, Stated Percentage
Debt Instrument, Interest Rate, Stated Percentage
Income attributable to noncontrolling interests
Net Income (Loss) Attributable to Noncontrolling Interest
Other current liabilities
Loss Contingency, Accrual, Current
Business Combination, Contingent Consideration, Liability
Business Combination, Contingent Consideration, Liability
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Discontinued Operations
Discontinued Operations [Member]
Revolving Credit Facility [Member]
Revolving Credit Facility [Member]
Floating rate term loan [Domain]
Floating rate term loan [Domain]
Floating rate term loan [Domain]
Measurement Frequency [Axis]
Measurement Frequency [Axis]
Lease, Cost [Table Text Block]
Lease, Cost [Table Text Block]
Contingent earn-out liabilities, Currency translation
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Currency translation
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Currency translation
Offsetting Derivative Assets and Liabilities [Abstract]
Offsetting Derivative Assets and Liabilities [Abstract]
Offsetting Derivative Assets and Liabilities [Abstract]
Geographical [Axis]
Geographical [Axis]
Contract with Customer, Duration [Axis]
Contract with Customer, Duration [Axis]
Vesting [Domain]
Vesting [Domain]
Net Investment Hedging [Member]
Net Investment Hedging [Member]
Hedging Relationship [Axis]
Hedging Relationship [Axis]
Effect of dilutive securities:
Effect Of Dilutive Securities [Abstract]
Effect Of Dilutive Securities [Abstract]
Deferred Revenue [Member]
Deferred Revenue [Member]
Deferred Revenue [Member]
Acquisition and Divestitures
Mergers, Acquisitions and Dispositions Disclosures [Text Block]
Accrued Compensation and Benefits [Member]
Accrued Compensation and Benefits [Member]
Accrued Compensation and Benefits [Member]
Separation costs
Transaction costs, divestiture related
Transaction costs, divestiture related
Number of employees severed
Restructuring and Related Cost, Number of Positions Eliminated, Inception to Date
Corporate Segment
Corporate Segment [Member]
Net Cash Provided by (Used in) Financing Activities, Total
Net Cash Provided by (Used in) Financing Activities
Ordinary shares held in treasury, at cost
Treasury Stock, Value
$500 million facility expiring Dec 2022 [Domain]
$500 million facility expiring Dec 2022 [Domain]
$500 million facility expiring Dec 2022
Weighted Average Shares Outstanding
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Related Party Transaction [Line Items]
Related Party Transaction [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period
Insurable liabilities
Insurable liabilities
Insurable liabilities
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense
Equity income
Income (Loss) from Equity Method Investments
Exchange Traded Funds
Exchange Traded Funds [Member]
Fair Value Measurements
Fair Value Disclosures [Text Block]
Services [Member]
Services [Member]
Services [Member]
Restructuring and impairment costs
Restructuring and impairment costs
Restructuring and impairment costs
Restructuring Charges
Future amortization expense, 2024
Finite-Lived Intangible Asset, Expected Amortization, Year Three
Restructuring Charges [Abstract]
Restructuring Charges [Abstract]
Initial Application Period Cumulative Effect Transition [Axis]
Initial Application Period Cumulative Effect Transition [Axis]
Derivative
Fair Value Measurements
Derivative [Table]
Adoption of ASC 606
Accounting Standards Update 2014-09 [Member]
Change in cash held for sale
Change in Cash Held For Sale
The change in cash and cash equivalents in the period due to changes in the amount classified as held for sale.
Initial Application Period Cumulative Effect Transition [Domain]
Initial Application Period Cumulative Effect Transition [Domain]
Debt, Maturity Schedule [Domain]
Debt, Maturity Schedule [Domain]
[Domain] for Debt, Maturity Schedule [Axis]
Accounts Receivable, Sale
Accounts Receivable, Sale
Consolidated Entities [Domain]
Consolidated Entities [Domain]
Award Date [Domain]
Award Date [Domain]
Debt Instrument, Term
Debt Instrument, Term
Income Statement Location [Domain]
Income Statement Location [Domain]
Investments, Fair Value Disclosure
Investments, Fair Value Disclosure
Disposal Group, Held-for-sale, Not Discontinued Operations
Disposal Group, Held-for-sale, Not Discontinued Operations [Member]
Notes 4.250 Percent Due 2021 [Domain]
Notes 4.250 Percent Due 2021 [Domain]
Notes 4.250 Percent Due 2021
25 billion yen net investment hedge [Member]
25 billion yen net investment hedge [Member]
25 billion yen net investment hedge
Business Acquisition, Transaction Costs
Business Acquisition, Transaction Costs
Property, plant and equipment - net
Property, Plant and Equipment, Net
Products and Systems [Domain]
Products and Systems [Domain]
Products and Systems [Domain]
Repayment of long-term debt
Repayments of Long-term Debt
Earnings per share
Earnings Per Share [Abstract]
Aggregate adjustment for the period
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent
Accounts Receivable, Allowance for Credit Loss, Beginning Balance
Accounts Receivable, Allowance for Credit Loss, Ending Balance
Accounts Receivable, Allowance for Credit Loss
Unrealized gains (losses)
Equity Securities, FV-NI, Unrealized Gain (Loss)
Discontinued Operations, Disposed of by Means Other than Sale, Spinoff [Member]
Discontinued Operations, Disposed of by Means Other than Sale, Spinoff [Member]
Supplemental Lease Cash Flow Information [Table Text Block]
Supplemental Lease Cash Flow Information [Table Text Block]
[Table Text Block] for Supplemental Lease Cash Flow Information [Table]
Trademarks/trade names
Trademarks [Member]
Derivative Instruments Not Designated as Hedging Instruments [Abstract]
Derivative Instruments Not Designated as Hedging Instruments [Abstract]
Foreign Currency Exchange Derivatives
Foreign Exchange Contract [Member]
Total asbestos-related liabilities
Loss Contingency Accrual
Impairment of Long Lived Assets [Table]
Impairment of Long Lived Assets [Table]
Impairment of Long Lived Assets [Table]
Basic earnings per share from discontinued operations
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share
Entity Common Stock, Shares Outstanding
Entity Common Stock, Shares Outstanding
Current period change in fair value, Tax
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, Tax
Schedule of Related Party Transactions, by Related Party [Table]
Schedule of Related Party Transactions, by Related Party [Table]
Financial Statement Details
Financial Statement Details [Table]
Financial Statement Details [Table]
Other noncurrent liabilities
Disposal Group, Including Discontinued Operation, Other Liabilities, Noncurrent
Document Fiscal Period Focus
Document Fiscal Period Focus
Effective income tax rate
Effective Income Tax Rate Reconciliation, Percent
Accounts receivable
Accounts Receivable, before Allowance for Credit Loss, Current
Derivative, Nonmonetary Notional Amount
Derivative, Nonmonetary Notional Amount
Acquisitions And Divestitures
Acquisitions And Discontinued Operations [Table]
Acquisitions And Discontinued Operations [Table]
Maximum length, in years, of a product warranty for it to be recorded in other current liabilities
Maximum Length In Years Of Product Warranty For It To Be Recorded In Other Current Liabilities
Maximum length, in years, of a product warranty for it to be recorded in other current liabilities.
Acquisitions And Divestitures [Line Items]
Acquisitions And Discontinued Operations [Line Items]
Acquisitions And Discontinued Operations [Line Items]
Contract assets - current
Contract with Customer, Asset, after Allowance for Credit Loss, Current
UNITED STATES
UNITED STATES
Realized and unrealized gains (losses) on derivatives
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax [Abstract]
Award Date [Axis]
Award Date [Axis]
Leases [Abstract]
Leases [Abstract]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Disposal Group Classification [Domain]
Disposal Group Classification [Domain]
Revenue Recognition, Policy [Policy Text Block]
Revenue from Contract with Customer [Policy Text Block]
Diluted weighted average shares outstanding
Weighted Average Number of Shares Outstanding, Diluted
Other intangible assets - net
Disposal Group, Including Discontinued Operation, Intangible Assets, Noncurrent
Earliest tax year under exam
Earliest Tax Year [Member]
Income Taxes
Income Tax Disclosure [Text Block]
Noncurrent liabilities held for sale
Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent
Related Party [Domain]
Related Party [Domain]
Long-term Debt, Type [Axis]
Long-term Debt, Type [Axis]
Components of Net Periodic Benefit Cost
Schedule of Net Benefit Costs [Table Text Block]
Statement of Cash Flows [Abstract]
Statement of Cash Flows [Abstract]
Investment balance of the Company's nonconsolidated VIEs
Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Amount
Definite-Lived Intangible Assets, Gross [Abstract]
Finite-Lived Intangible Assets, Gross [Abstract]
Not Designated as Hedging Instrument
Not Designated as Hedging Instrument [Member]
Credit Facility [Axis]
Credit Facility [Axis]
Definite-Lived Intangible Assets, Major Class Name
Finite-Lived Intangible Assets, Major Class Name [Domain]
Retirement Plan Sponsor Location [Domain]
Retirement Plan Sponsor Location [Domain]
Operating Activities of Continuing Operations
Net Cash Provided by (Used in) Operating Activities [Abstract]
Expected life of option (years)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term
Current liabilities
Liabilities, Current
Employee equity-based compensation withholding taxes
Payment, Tax Withholding, Share-based Payment Arrangement
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Asset
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Asset
Total restricted assets
Restricted Cash and Investments
Loss Contingencies [Table]
Loss Contingencies [Table]
Segment EBITA
Segment EBITA
Amount of income or loss from continuing operations before income taxes and noncontrolling interests, excluding general corporate expenses, intangible asset amortization, net financing charges, significant restructuring and impairment costs, and net mark-to-market adjustments on pension and postretirement plans.
Entity Address, Postal Zip Code
Entity Address, Postal Zip Code
Gains (losses) reclassified from CTA to income for the Company's outstanding net investment hedges
GainsLossesReclassifiedFromCtaToIncomeForCompanysOutstandingNetInvestmentHedges
Gains (losses) reclassified from CTA to income for the Company's outstanding net investment hedges
Cash provided by operating activities from continuing operations
Net Cash Provided by (Used in) Operating Activities, Continuing Operations
Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table]
Derivative Instruments, Gain (Loss) [Table]
Business Divestitures, Not Specific
Business Divestitures, Not Specific [Member]
Business Divestitures, Not Specific [Member]
Document Information, Document [Axis]
Document Information, Document [Axis]
Title of 12(b) Security
Title of 12(b) Security
Changes in long-term investments
Payments for (Proceeds from) Investments
Statement [Table]
Statement [Table]
Notes 1.000 Percent Due 2023 [Domain]
Notes 1.000 Percent Due 2023 [Domain]
Notes 1.000 Percent Due 2023
Derivative Instruments [Line Items]
Derivative Instruments [Line Items]
Derivative Instruments [Line Items]
Accrual for Environmental Loss Contingencies, Total
Accrual for Environmental Loss Contingencies
Deferred tax liability on outside basis difference, tax charge
Deferred tax liability on outside basis difference, tax charge
Deferred tax liability on outside basis difference, tax charge
Statistical Measurement [Axis]
Statistical Measurement [Axis]
Earnings Per Share, Potentially Dilutive Securities
Earnings Per Share, Potentially Dilutive Securities
Subsequent Event [Member]
Subsequent Event [Member]
Discontinued Operations [Axis]
Discontinued Operations [Axis]
Discontinued Operations [Axis]
Cover [Abstract]
Cover [Abstract]
Income from discontinued operations before income taxes
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax
Total Definite-Lived Intangible Assets, Net
Finite-Lived Intangible Assets, Net
Goodwill
Beginning Balance
Ending Balance
Goodwill
Noncontrolling interests
Beginning balance
Ending balance
Stockholders' Equity Attributable to Noncontrolling Interest
Notes 3.750 Percent Due 2021 [Domain]
Notes 3.750 Percent Due 2021 [Domain]
Notes 3.750 Percent Due 2021
$750 million total capacity revolving credit facilities [Member]
$750 million total capacity revolving credit facilities [Member]
$750 million total capacity revolving credit facilities
Changes in Carrying Amount of Goodwill
Schedule of Goodwill [Table Text Block]
Adjustments to reconcile net income from continuing operations to cash provided by operating activities:
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Scenario [Domain]
Scenario [Domain]
Equity swap
Equity Swap [Member]
Subsequent Event Type [Axis]
Subsequent Event Type [Axis]
Pension and postretirement benefit expense (income)
Pension and Other Postretirement Benefits Expense (Reversal of Expense), Noncash
Location and Fair Values of Derivative Instruments and Hedging Activities
Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]
Equity in earnings of partially-owned affiliates, net of dividends received
Income (Loss) from Equity Method Investments, Net of Dividends or Distributions
Related Party Transactions
Related Party Transactions Disclosure [Text Block]
Derivative, amount of hedged ordinary shares
Derivative, amount of hedged ordinary shares
Derivative, amount of hedged ordinary shares
Capitalized Contract Cost, Net, Current
Capitalized Contract Cost, Net, Current
Restricted stock/units
Non Vested Restricted Stock Awards [Member]
Non Vested Restricted Stock Awards [Member]
Deferred income taxes
Deferred Income Tax Expense (Benefit)
Discontinued Operations
Net Cash Provided by (Used in) Discontinued Operations [Abstract]
Hedging Designation [Domain]
Hedging Designation [Domain]
Ireland statutory income tax rate
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
Accounts receivable - net
Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net
Increase (decrease) in short-term debt - net
Proceeds from (Repayments of) Short-term Debt, Maturing in Three Months or Less
Fair Value, Measurements, Fair Value Hierarchy [Domain]
Fair Value Hierarchy and NAV [Domain]
Net income attributable to Johnson Controls
Basic and diluted income (loss) available to shareholders
Net Income (Loss) Attributable to Parent
Receivable
Receivable [Policy Text Block]
Entity Emerging Growth Company
Entity Emerging Growth Company
Operating lease, right-of-use asset
Operating Lease, Right-of-Use Asset
Outstanding Commodity Hedge Contracts
Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]
Interest cost
Defined Benefit Plan, Interest Cost
Accrued compensation and benefits
Employee-related Liabilities, Current
Income Statement Location [Axis]
Income Statement Location [Axis]
Statistical Measurement [Domain]
Statistical Measurement [Domain]
Accumulated Amortization
Finite-Lived Intangible Assets, Accumulated Amortization
Entity Address, Address Line One
Entity Address, Address Line One
Proceeds from Divestiture of Businesses
Disposal Group, Including Discontinued Operation, Consideration
Disposal Group, Including Discontinued Operation, Consideration
Sale of property, plant and equipment
Proceeds from Sale of Property, Plant, and Equipment
Revenue from Contract with Customer [Abstract]
Revenue from Contract with Customer [Abstract]
Capital in excess of par value
Additional Paid in Capital, Common Stock
Entity Filer Category
Entity Filer Category
Restructuring Type [Axis]
Restructuring Type [Axis]
Other noncurrent assets
Other Assets, Noncurrent
Net Financing Charges
Net Financing Charges [Member]
Net financing charges.
Expected return on plan assets
Defined Benefit Plan, Expected Return (Loss) on Plan Assets
Cash Flow Hedges Derivative Instruments at Fair Value, Net [Abstract]
Cash Flow Hedge [Abstract]
Cash Flow Hedge [Abstract]
Segments [Axis]
Segments [Axis]
Expected dividend yield on the Company's stock
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate
Retirement Benefits [Abstract]
Retirement Benefits [Abstract]
Technology
Patented Technology [Member]
Discontinued Operations
Disposal Groups, Including Discontinued Operations, Disclosure [Text Block]
Transaction [Domain]
Transaction [Domain]
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Debt financing costs
Payments of Financing Costs
Other Current Assets
Other Current Assets [Member]
Long-term debt
Long-term Debt and Lease Obligation
Gross amount eligible for offsetting, derivative liabilities
Derivative Liability, Fair Value, Amount Not Offset Against Collateral
Discontinued Operations, Held-for-sale or Disposed of by Sale [Member]
Discontinued Operations, Held-for-sale or Disposed of by Sale [Member]
Line of Credit, Borrowing Capacity, Terminated
Line of Credit, Borrowing Capacity, Terminated
Line of Credit, Borrowing Capacity, Terminated
Individually immaterial disposal group [Domain]
Individually immaterial disposal group [Member]
Individually immaterial disposal group
One Point Four Percent Due Two Thousand Eighteen
One Point Four Percent Due Two Thousand Eighteen [Member]
One Point Four Percent Due Two Thousand Eighteen [Member]
Equity instruments other than options, weighted average grant date fair value
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Building Solutions EMEA/LA
Building Solutions EMEA/LA [Member]
Building Solutions EMEA/LA
Disposal Group Name [Axis]
Disposal Group Name [Axis]
Pension and postretirement benefits
Liability, Defined Benefit Plan, Noncurrent
Gain (Loss) Recognized in Income, Derivative not Recognized as Hedge
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net
Antidilutive Securities
Antidilutive Securities [Abstract]
Antidilutive securities.
Credit Facility [Domain]
Credit Facility [Domain]
Assets
Assets [Abstract]
Related Party Transactions [Abstract]
Related Party Transactions [Abstract]
Accumulated goodwill impairment
Goodwill, Impaired, Accumulated Impairment Loss
Derivative Instruments and Hedging Activities
Derivative Instruments and Hedging Activities Disclosure [Text Block]
Equity instruments other than options, number granted
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Lead [Member]
Lead [Member]
Lead [Member]
GOODWILL AND OTHER INTANGIBLE ASSETS
Goodwill and Intangible Assets Disclosure [Text Block]
New Accounting Pronouncements or Change in Accounting Principle [Table]
Accounting Standards Update and Change in Accounting Principle [Table]
Adoption of ASU 2016-01
Accounting Standards Update 2016-01 [Member]
Timing of Transfer of Good or Service [Axis]
Timing of Transfer of Good or Service [Axis]
Entity Address, City or Town
Entity Address, City or Town
Debt Instrument [Axis]
Debt Instrument [Axis]
Commitments and Contingencies
Commitments and Contingencies Disclosure [Text Block]
Individually Immaterial Acquisitions
Series of Individually Immaterial Business Acquisitions [Member]
Related Party [Axis]
Related Party [Axis]
Amortization of prior service credit
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)
Repurchases and retirements of ordinary shares
Repurchases and retirements of ordinary shares
Stock Repurchased and Retired During Period, Value
Stock Repurchase Program, Increase in Authorized Amount
Stock Repurchase Program, Increase in Authorized Amount
Stock Repurchase Program, Increase in Authorized Amount
Contract with Customer, Sales Channel [Axis]
Contract with Customer, Sales Channel [Axis]
Provision for income taxes on discontinued operations
Discontinued Operation, Tax Effect of Discontinued Operation
Changes in Redeemable Noncontrolling Interests
Temporary Equity [Table Text Block]
Right-of-use assets obtained in exchange for operating lease liabilities
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability
Commitments and Contingencies Disclosure [Abstract]
Commitments and Contingencies Disclosure [Abstract]
Schedule of Segment Reporting Information, by Segment
Schedule of Segment Reporting Information, by Segment [Table]
Entity Interactive Data Current
Entity Interactive Data Current
Number of Interest Rate Derivatives Held
Number of Interest Rate Derivatives Held
Corporate expenses
General corporate expenses
General expenses recorded at the Corporate segment.
Deferred compensation plan assets [Member]
Deferred compensation plan assets [Member]
Deferred compensation plan assets [Member]
Income Taxes, Additional Information [Line Items]
Income Taxes, Additional Information [Line Items]
[Line Items] for Income Taxes, Additional Information [Table]
Guarantees [Abstract]
Guarantees [Abstract]
423 million euro net investment hedge [Member]
423 million euro net investment hedge [Member]
423 million euro net investment hedge
Indefinite-lived Intangible Assets, Major Class Name [Domain]
Indefinite-lived Intangible Assets, Major Class Name [Domain]
Pension and postretirement plans
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax
Deferred revenue
Disposal Group, Including Discontinued Operation, Deferred Revenue, Current
Latest tax year under exam
Latest Tax Year [Member]
Currency Translation
Restructuring Reserve, Foreign Currency Translation Gain (Loss)
Notes 0.375 Percent Due 2027 [Domain]
Notes 0.375 Percent Due 2027 [Domain]
Notes 0.375 Percent Due 2027
Disaggregation of Revenue [Table Text Block]
Disaggregation of Revenue [Table Text Block]
Sustainability Notes 2.000 Percent Due 2031 [Domain]
Sustainability Notes 2.000 Percent Due 2031 [Domain]
Sustainability Notes 2.000 Percent Due 2031
Purchase price, net of cash acquired
Business Combination, Consideration Transferred
Provision (benefit) for expected credit losses
Accounts Receivable, Credit Loss Expense (Reversal)
Accounts payable
Disposal Group, Including Discontinued Operation, Accounts Payable, Current
Impairment of Long Lived Assets [Line Items]
Impairment of Long Lived Assets [Line Items]
[Line Items] for Impairment of Long Lived Assets [Table]
Goodwill [Roll Forward]
Goodwill [Roll Forward]
Reporting Unit [Axis]
Reporting Unit [Axis]
Diluted earnings per share from continuing operations
Income (Loss) from Continuing Operations, Per Diluted Share
Total assets
Assets, Fair Value Disclosure
Foreign currency translation adjustments
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Noncontrolling Interest
Document Transition Report
Document Transition Report
Total liabilities and equity
Liabilities and Equity
Other Asset Impairment Charges
Other Asset Impairment Charges
Other
Accounts Receivable, Allowance for Credit Loss, Other
Accounts Receivable, Allowance for Credit Loss, Other
Realized and unrealized gains on derivatives
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax
Diluted earnings per share from discontinued operations
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share
Deferred revenue
Contract liabilities - current
Contract with Customer, Liability, Current
Less: Restricted Cash
Restricted Cash
Lessee, Lease, Description [Table]
Lessee, Lease, Description [Table]
Environmental Remediation Site [Axis]
Environmental Remediation Site [Axis]
Derivative [Line Items]
Fair Value [Line Items]
Derivative [Line Items]
Short-term Debt, Type [Domain]
Short-term Debt, Type [Domain]
Earnings Per Share
Earnings Per Share [Text Block]
Timing of Transfer of Good or Service [Domain]
Timing of Transfer of Good or Service [Domain]
Disposal Group, Including Discontinued Operation, Assets
Disposal Group, Including Discontinued Operation, Assets
Foreign Plan [Member]
Foreign Plan [Member]
Accounting Changes and Error Corrections [Abstract]
Accounting Changes and Error Corrections [Abstract]
Exchange Traded Funds in Fixed Income securities [Member]
Exchange Traded Funds in Fixed Income securities [Member]
Exchange traded funds in fixed income securities [Member]
Minimum [Member]
Minimum [Member]
Adjustments for Error Corrections [Axis]
Error Correction, Type [Axis]
Assets Held for Sale, Current [Member]
Assets Held for Sale, Current [Member]
Assets Held for Sale, Current [Member]
Gross profit
Gross Profit
Number of plants to be closed
Restructuring And Related Cost Expected Number Of Plants To Be Closed
Restructuring And Related Cost Expected Number Of Plants To Be Closed
Total liabilities
Financial and Nonfinancial Liabilities, Fair Value Disclosure
Selling, general and administrative expenses
Selling, General and Administrative Expense
2018 Restructuring Plan
2018 Restructuring Plan [Member]
2018 Restructuring Plan [Member]
Indefinite-lived Intangible Assets [Axis]
Indefinite-lived Intangible Assets [Axis]
Other noncurrent liabilities
Loss Contingency, Accrual, Noncurrent
Discontinued Operations [Domain]
Discontinued Operations [Domain]
[Domain] for Discontinued Operations [Axis]
Cumulative Effect, Period of Adoption [Axis]
Cumulative Effect, Period of Adoption [Axis]
Notes 1.000 Percent Due 2032 [Domain]
Notes 1.000 Percent Due 2032 [Domain]
Notes 1.000 Percent Due 2032
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table]
Amount of Gain (Loss) Reclassified from AOCI into Income
Foreign Currency Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net
Aluminum [Member]
Aluminum [Member]
Aluminum [Member]
Restricted Cash and Cash Equivalents, Noncurrent
Restricted Cash and Cash Equivalents, Noncurrent
Acquisition of businesses, net of cash acquired
Cash paid for business acquisition
Payments to Acquire Businesses, Net of Cash Acquired
Debt and Financing Arrangements
Debt Disclosure [Text Block]
Environmental Remediation Expense
Environmental Remediation Expense
Other Restructuring
Other Restructuring [Member]
54 million euro net investment hedge [Member]
54 million euro net investment hedge [Member] [Member]
54 million euro net investment hedge [Member] [Member]
Stock-Based Compensation
Share-based Payment Arrangement [Text Block]
Fair Value, Inputs, Level 3 [Member]
Fair Value, Inputs, Level 3 [Member]
Payment of cash dividends
Payments of Ordinary Dividends, Common Stock
Tax Year 2015 [Member]
Tax Year 2015 [Member]
Number of reportable segments
Number of Reportable Segments
Accruals from acquisitions and divestitures
Product Warranty Accrual From Business Acquisition And Divestitures
Product warranty accrual increase (decrease) from business acquisitions and reductions from business divestitures.
Hedge Percentage For Foreign Exchange Transactional Exposures Minimum
Hedge Percentage For Foreign Exchange Transactional Exposures Minimum
Hedge percentage for foreign exchange transactional exposures, Minimum.
Total asbestos-related assets
Total asbestos-related assets
Total asbestos-related assets
Disaggregation of Revenue [Line Items]
Disaggregation of Revenue [Line Items]
Contract with Customer, Basis of Pricing [Axis]
Contract with Customer, Basis of Pricing [Axis]
Goodwill, Acquired During Period
Business Acquisitions
Goodwill, Acquired During Period
Postretirement Benefits
Other Postretirement Benefits Plan [Member]
Performance shares
Performance Shares [Member]
Commitments and contingencies (Note 22)
Commitments and Contingencies
Accumulated other comprehensive loss
Accumulated other comprehensive loss
Accumulated Other Comprehensive Income (Loss), Net of Tax
Class of Treasury Stock [Table]
Class of Treasury Stock [Table]
Less: Allowance for expected credit losses
Accounts Receivable, Allowance for Credit Loss, Current
Provision For Income Tax [Member]
Provision For Income Tax [Member]
Provision For Income Tax.
Restructuring charges, tax benefit
Restructuring charges, tax
Restructuring charges, tax
Receivables [Abstract]
Proceeds from Issuance of Debt
Proceeds from Issuance of Debt
Remaining Performance Obligations Expected as Revenue Over the Next Two Years
Remaining Performance Obligations Expected as Revenue Over the Next Two Years
Remaining Performance Obligations Expected as Revenue Over the Next Two Years
Disposal Group Classification [Axis]
Disposal Group Classification [Axis]
Document Period End Date
Document Period End Date
Financial Statement Details [Line Items]
Financial Statement Details [Line Items]
Financial Statement Details [Line Items]
Accounting Standards Update 2016-13
Accounting Standards Update 2016-13 [Member]
Mark-to-market [Domain]
Mark-to-market [Domain]
Mark-to-market
Income Taxes, Additional Information [Table]
Income Taxes, Additional Information [Table]
Income Taxes, Additional Information [Table]
Global Products - HVAC [Domain]
Global Products - HVAC [Domain]
Global Products - HVAC [Domain]
Entity Registrant Name
Entity Registrant Name
Cash Used by Operating Activities, Discontinued Operations
Cash Provided by (Used in) Operating Activities, Discontinued Operations
Schedule Of Insurable Liabilities and Receivables
Schedule Of Insurable Liabilities and Receivables [Table Text Block]
Schedule Of Insurable Liabilities and Receivables
Operating Activities [Domain]
Operating Activities [Domain]
Receivable from related parties
Accounts Receivable, Related Parties, Current
Financial Instrument [Axis]
Financial Instrument [Axis]
Payments for Restructuring
Payments for Restructuring
Ordinary Shares
Common Stock [Member]
Schedule of Accrual for Asbestos Loss Contingencies
Schedule of Accrual for Asbestos Loss Contingencies [Table Text Block]
Schedule of Accrual for Asbestos Loss Contingencies
Operating lease liabilities - current
Operating Lease, Liability, Current
Other comprehensive income (loss)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest
Future amortization expense, 2023
Finite-Lived Intangible Asset, Expected Amortization, Year Two
Product Warranties Disclosures [Abstract]
Product Warranties Disclosures [Abstract]
Hedging Designation [Axis]
Hedging Designation [Axis]
Balance at beginning of period
Balance at end of period
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax
Equity-based compensation
Share-based Payment Arrangement, Noncash Expense
Significant Restructuring and Impairment Costs
Restructuring and Related Activities Disclosure [Text Block]
Long-term Debt
Long-term Debt [Member]
Net foreign exchange results for financing activities
Net Foreign Exchange Results For Financing Activities
Net foreign exchange results for financing activities.
Inventories
Disposal Group, Including Discontinued Operation, Inventory, Current
Cash and cash equivalents
Cash and cash equivalents at end of period
Cash and Cash Equivalents, at Carrying Value
Fixed Rate Debt Swapped to Floating
Fixed Rate Debt Swapped To Floating [Member]
Fixed rate debt swapped to floating.
Net Cash Used by Discontinued Operations
Net Cash Provided by (Used in) Discontinued Operations
Income from discontinued operations attributable to noncontrolling interests
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Noncontrolling Interest
Technology-Based Intangible Assets
Technology-Based Intangible Assets [Member]
European financing arrangements due Sept 2020 [Member]
European financing arrangements due Sept 2020 [Member]
European financing arrangements due Sept 2020 [Member]
Asbestos-related assets, noncurrent
Asbestos-related assets, noncurrent
Asbestos-related assets, noncurrent
Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations
Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations
Treasury Stock, at Cost
Treasury Stock [Member]
Changes in Carrying Amount of Product Warranty Liability
Schedule of Product Warranty Liability [Table Text Block]
Document [Domain]
Document [Domain]
Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]
Accounting Standards Update and Change in Accounting Principle [Table Text Block]
Non-cash restructuring and impairment charges
Asset Impairment Charges
Derivative, Notional Amount
Derivative, Notional Amount
Settlements made (in cash or in kind) during the period
Standard and Extended Product Warranty Accrual, Decrease for Payments
Other current liabilities
Other Liabilities, Current
Property, plant and equipment - net
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Noncurrent
Restructuring Charges
Restructuring Charges [Member]
Future amortization expense, 2022
Finite-Lived Intangible Asset, Expected Amortization, Year One
Stock options, weighted average grant date fair value
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price
Redeemable noncontrolling interests
Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests
Consolidation Items [Axis]
Consolidation Items [Axis]
Debt Securities, Trading, and Equity Securities, FV-NI
Debt Securities, Trading, and Equity Securities, FV-NI [Table Text Block]
Global Retail
Global Retail [Member]
Global Retail
Bank term loans due March 2023
285M Euro Bank term loans due March 2023 [Member]
285M Euro Bank term loans due March 2023
Other current assets
Disposal Group, Including Discontinued Operation, Other Assets, Current
Gain (Loss) on Extinguishment of Debt
Loss on debt extinguishment
Gain (Loss) on Extinguishment of Debt
Release of tax indemnification reserve
Release of tax indemnification reserve
Release of tax indemnification reserve
Changes in Accumulated Other Comprehensive Income, Net of Tax
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Retirement Plan Type [Axis]
Retirement Plan Type [Axis]
Balance Sheet Location [Axis]
Balance Sheet Location [Axis]
Disposal Group, Including Discontinued Operation, Net Assets
Disposal Group, Including Discontinued Operation, Net Assets
Disposal Group, Including Discontinued Operation, Net Assets
Measurement Frequency [Domain]
Measurement Frequency [Domain]
Adoption of ASC 842
Adoption of ASC 842
Accounting Standards Update 2016-02 [Member]
Interest expense, net of capitalized interest costs
Interest Expense
Changes in estimates to pre-existing warranties
Standard and Extended Product Warranty Accrual, Increase (Decrease) for Preexisting Warranties
Discontinued Operations and Disposal Groups [Abstract]
Discontinued Operations and Disposal Groups [Abstract]
Loss Contingency Nature [Axis]
Loss Contingency Nature [Axis]
Capitalized Contract Cost, Amortization
Capitalized Contract Cost, Amortization
City Area Code
City Area Code
Retained earnings
Retained Earnings (Accumulated Deficit)
Conditional asset retirement obligations
Asset Retirement Obligation
Income Tax Examination [Line Items]
Income Tax Examination [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period
Statement of Stockholders' Equity [Abstract]
Statement of Stockholders' Equity [Abstract]
Insurance recoveries for asbestos-related liabilities
Loss Contingency, Receivable
Risk-free interest rate
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate
One billion euro net investment hedge [Member]
One billion euro net investment hedge [Member]
One billion euro net investment hedge [Member]
Location and Amount of Gains and Losses Gross of Tax on Derivative Instruments and Related Hedge Items
Derivative Instruments, Gain (Loss) [Table Text Block]
Amendment Flag
Amendment Flag
Inventory Disclosure [Abstract]
Inventory Disclosure [Abstract]
Income from continuing operations attributable to noncontrolling interests
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Noncontrolling Interest
853 million euro net investment hedge
853 million euro net investment hedge [Member]
853 million euro net investment hedge
New Accounting Standards
Accounting Standards Update and Change in Accounting Principle [Text Block]
Other Noncurrent Assets
Other Noncurrent Assets [Member]
Carrying Amount, Gross and Net
Indefinite-lived Intangible Assets (Excluding Goodwill)
Proceeds from the exercise of stock options
Proceeds from Stock Options Exercised
Stanton Street Facility, Marinette, WI [Member]
Stanton Street Facility, Marinette, WI [Member]
Stanton Street Facility, Marinette, WI [Member]
Change in Entity Status [Domain]
Change in Entity Status [Domain]
[Domain] for Change in Entity Status [Axis]
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-Lived Intangible Assets by Major Class [Axis]
Total equity
Total Shareholders' Equity
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
Increase in long-term debt
Proceeds from Issuance of Long-term Debt
Equity Components [Axis]
Equity Components [Axis]
Fair Value Disclosures [Abstract]
Fair Value Disclosures [Abstract]
Contract assets - noncurrent
Contract with Customer, Asset, after Allowance for Credit Loss, Noncurrent
Disaggregation of Revenue [Table]
Disaggregation of Revenue [Table]
Inventories
Inventories
Inventory, Net
Financial Information Related to Company's Reportable Segments
Schedule of Segment Reporting Information, by Segment [Table Text Block]
Stock options, number granted
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures
1.375 percent due 2025 [Domain]
1.375 percent due 2025 [Domain]
1.375 percent due 2025 [Domain]
Entity File Number
Entity File Number
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount
Schedule of Related Party Transactions [Table Text Block]
Schedule of Related Party Transactions [Table Text Block]
Product and Service [Axis]
Product and Service [Axis]
Components of Net Financing Charges
Components Of Net Financing Charges [Table Text Block]
Components Of Net Financing Charges [Table Text Block]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Preferred shares, par value
Preferred Stock, Par or Stated Value Per Share
New Accounting Pronouncements and Changes in Accounting Principles [Abstract]
Accounting Standards Update and Change in Accounting Principle [Abstract]
Plants closed
Number Of Plants Closed
Number of plants closed.
Discontinued Operations, Disposed of by Sale [Member]
Discontinued Operations, Disposed of by Sale [Member]
Foreign currency translation adjustments
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax
Notes Payable to Banks [Member]
Notes Payable to Banks [Member]
Outstanding Receivables Sold under Factoring Agreements
Outstanding Receivables Sold under Factoring Agreements
Outstanding Receivables Sold under Factoring Agreements
Statement [Line Items]
Statement [Line Items]
Notes 4.950 Percent Due 2064 [Domain]
Notes 4.950 Percent Due 2064 [Domain]
Notes 4.950 Percent Due 2064
Intangible Assets [Table]
Intangible Assets [Table]
Intangible Assets [Table]
Increase (Decrease) in Accumulated Other Comprehensive Income [Roll Forward]
Increase (Decrease) in Accumulated Other Comprehensive Income [Roll Forward]
Increase (Decrease) in Accumulated Other Comprehensive Income [Roll Forward]
Primary Business Information by Primary Business [Domain]
Primary Business Information by Primary Business [Domain]
[Domain] for Primary Business Information by Primary Business [Axis]
Purchases from related parties
Related Party Transaction, Purchases from Related Party
Retirement Plan Type [Domain]
Retirement Plan Type [Domain]
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High
Debt Disclosure [Abstract]
Debt Disclosure [Abstract]
Tax Period [Axis]
Tax Period [Axis]
Exchange traded funds in equity securities [Member]
Exchange traded funds in equity securities [Member]
Exchange traded funds in equity securities [Member]
Disposal Group, Including Discontinued Operation, Liabilities, Current
Current Liabilities held for sale
Disposal Group, Including Discontinued Operation, Liabilities, Current
Payable to related parties
Accounts Payable, Related Parties, Current
Entity [Domain]
Entity [Domain]
Net sales
Disposal Group, Including Discontinued Operation, Revenue
Customer [Axis]
Customer [Axis]
Restructuring Cost and Reserve [Line Items]
Restructuring Cost and Reserve [Line Items]
Pension and Postretirement Plans
Retirement Benefits [Text Block]
Entity Shell Company
Entity Shell Company
Total net accrued interest, net of tax benefit
Unrecognized Tax Benefits, Interest on Income Taxes Accrued
Asset Class [Axis]
Asset Class [Axis]
Local Phone Number
Local Phone Number
Vesting [Axis]
Vesting [Axis]
Derivative, Amount of Hedged Item
Derivative, Amount of Hedged Item
Goodwill, Written off Related to Sale of Business Unit
Business Divestitures
Goodwill, Written off Related to Sale of Business Unit
Loans to partially-owned affiliates
Loans To Group Entities
Loans provided by the Company to partially-owned affiliates.
Total assets
Assets
Plan Name [Domain]
Plan Name [Domain]
Restructuring and Related Cost, Total Expected Cost
Restructuring and Related Cost, Expected Cost
Geographical [Domain]
Geographical [Domain]
Amounts attributable to Johnson Controls ordinary shareholders
Net Income (Loss) Attributable to Parent [Abstract]
Tin [Member]
Tin [Member]
Tin [Member]
Notes 1.750 Percent Due 2030 [Domain]
Notes 1.750 Percent Due 2030 [Domain]
Notes 1.750 Percent Due 2030
Equity Attributable to Noncontrolling Interest
Noncontrolling Interest [Member]
Guarantor Obligations [Line Items]
Guarantor Obligations [Line Items]
Schedule of Accounts, Notes, Loans and Financing Receivable
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax
Derivative Contract [Domain]
Derivative Contract [Domain]
Restricted Investments
Restricted Investments
Contract with Customer, Basis of Pricing [Domain]
Contract with Customer, Basis of Pricing [Domain]
Long-term liabilities
Liabilities, Noncurrent
$2.5 billion facility expiring Dec 2024 [Domain]
$2.5 billion facility expiring Dec 2024 [Domain]
$2.5 billion facility expiring Dec 2024
Cumulative Effect, Period of Adoption [Domain]
Cumulative Effect, Period of Adoption [Domain]
Short-term debt
Short-term Debt
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Segment Reporting, Disclosure of Entity's Reportable Segments [Abstract]
Segment Reporting, Disclosure of Entity's Reportable Segments [Abstract]
Fair Value Measurements, Recurring and Nonrecurring
Fair Value, Recurring and Nonrecurring [Table]
Schedule of Long-term Debt Instruments
Schedule of Long-term Debt Instruments [Table]
Entity Tax Identification Number
Entity Tax Identification Number
Basic weighted average shares outstanding
Weighted Average Number of Shares Outstanding, Basic
Diluted earnings per share
Earnings Per Share, Diluted
Segments [Domain]
Segments [Domain]
Service cost
Defined Benefit Plan, Service Cost
Entity Listings, Exchange [Axis]
Entity Listings, Exchange [Axis]
Net actuarial (gain) loss
Defined Benefit Plan, Actuarial Gain (Loss), Immediate Recognition as Component in Net Periodic Benefit (Cost) Credit
Investments in partially-owned affiliates
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures
Non-US
Non-US [Member]
Schedule of Restructuring and Related Costs
Schedule of Restructuring and Related Costs [Table]
Dividends paid to noncontrolling interests
Payments of Ordinary Dividends, Noncontrolling Interest
Comprehensive income attributable to Johnson Controls
Comprehensive income
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Other intangible assets - net
Total Intangible Assets, Net
Intangible Assets, Net (Excluding Goodwill)
Employee Severance
Employee Severance [Member]
Number of employees to be severed
Restructuring and Related Cost, Expected Number of Positions Eliminated
Other comprehensive income (loss), net of tax
Other Comprehensive Income (Loss), Net of Tax [Abstract]
5.25 percent due 2041 [Domain]
5.25 percent due 2041 [Domain]
5.25 percent due 2041 [Domain]
Indefinite-lived Intangible Assets (Excluding Goodwill) [Abstract]
Indefinite-lived Intangible Assets (Excluding Goodwill) [Abstract]
Gross amount eligible for offsetting, derivative assets
Derivative Asset, Fair Value, Amount Not Offset Against Collateral
Other Noncurrent Liabilities [Member]
Other Noncurrent Liabilities [Member]
Business Acquisition, Acquiree [Domain]
Business Acquisition, Acquiree [Domain]
Basic earnings per share from continuing operations
Income (Loss) from Continuing Operations, Per Basic Share
Income from discontinued operations, net of tax (Note 4)
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest
Notes 4.625 Percent Due 2023 [Domain]
Notes 4.625 Percent Due 2023 [Domain]
Notes 4.625 Percent Due 2023
Tax Year 2017
Tax Year 2017 [Member]
Accounts payable
Accounts Payable, Current
Mark-to-market gain (loss), tax expense (benefit)
Mark-to-market gain (loss), tax expense (benefit)
Mark-to-market gain (loss), tax expense (benefit)
Impairment of Long-Lived Assets Held-for-use
Impairment, Long-Lived Asset, Held-for-Use
Depreciation and amortization
Depreciation, Depletion and Amortization
Assets and Liabilities Measured at Fair Value
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
Carrying Amounts and Classification of Assets and Liabilities for Consolidated VIEs
Schedule of Variable Interest Entities [Table Text Block]
Accumulated Other Comprehensive (Income) Loss
AOCI Attributable to Parent [Member]
AOCI Attributable to Parent [Member]
Inventories
Increase (Decrease) in Inventories
Restructuring and Related Costs
Restructuring and Related Costs [Table Text Block]
Business Acquisition, Transaction Costs, Tax
Business Acquisition, Transaction Costs, Tax Expense (Benefit)
Business Acquisition, Transaction Costs, Tax Expense (Benefit)
Assets and Liabilities Held For Sale [Axis]
Assets and Liabilities Held For Sale [Axis]
Assets and Liabilities Held For Sale [Axis]
Financial Instruments [Domain]
Financial Instruments [Domain]
Balance at beginning of period
Balance at end of period
Standard and Extended Product Warranty Accrual
Continuing Operations
Continuing Operations [Member]
Cost of sales
Cost of Goods and Services Sold
Disclosure of Impairment of Long-Lived Assets [Abstract]
Disclosure of Impairment of Long-Lived Assets [Abstract]
Disclosure of Impairment of Long-Lived Assets [Abstract]
Restructuring and Related Activities [Abstract]
Restructuring and Related Activities [Abstract]
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax
Accounts and Financing Receivable, after Allowance for Credit Loss, Current and Noncurrent [Abstract]
Accounts Receivable, after Allowance for Credit Loss, Current [Abstract]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Notes 6.000 Percent Due 2036 [Domain]
Notes 6.000 Percent Due 2036 [Domain]
Notes 6.000 Percent Due 2036
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
58 million euro net investment hedge [Member]
58 million euro net investment hedge [Member]
58 million euro net investment hedge
3.9 percent due 2026 [Member]
3.9 percent due 2026 [Member]
3.9 percent due 2026
Customer Relationships
Customer Relationships [Member]
Impairment of Long-Lived Assets
Asset Impairment Charges [Text Block]
Derivative Instruments
Derivative Instruments [Table]
Derivative Instruments [Table]
Disposal Group, Including Discontinued Operations, Income Statement Disclosures [Table Text Block]
Disposal Group, Including Discontinued Operations, Income Statement Disclosures [Table Text Block]
Disposal Group, Including Discontinued Operations, Income Statement Disclosures [Table Text Block]
Loss Contingencies [Line Items]
Loss Contingencies [Line Items]
Other noncurrent liabilities
Other Liabilities, Noncurrent
Operating Activities [Axis]
Operating Activities [Axis]
2020 Restructuring Plan
2020 Restructuring Plan [Member]
2020 Restructuring Plan [Member]
Debt Instrument [Line Items]
Debt Instrument [Line Items]
Johnson Controls International plc (JCI) and Tyco Fire & Security Finance S.C.A. (TFSCA)
Johnson Controls International plc (JCI) and Tyco Fire & Security Finance S.C.A. (TFSCA) [Member]
Johnson Controls International plc (JCI) and Tyco Fire & Security Finance S.C.A. (TFSCA)
Customer-Related Intangible Assets
Customer-Related Intangible Assets [Member]
Net derivative amount, derivative assets
Derivative Asset
Foreign Currency Denominated Debt [Member]
Foreign Currency Denominated Debt [Member]
Foreign Currency Denominated Debt [Member]
Related Party Transaction [Domain]
Related Party Transaction [Domain]
Intangible Assets [Line Items]
Intangible Assets [Line Items]
Intangible Assets [Line Items]
Document Quarterly Report
Document Quarterly Report
Balance at beginning of period
Balance at end of period
AOCI, Cash Flow Hedge, Cumulative Gain (Loss), after Tax
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]
Other assets
Increase (Decrease) in Other Operating Assets
Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest [Member]
Accumulated Gain (Loss), Cash Flow Hedge, Including Noncontrolling Interest [Member]
Other Current Liabilities
Other Current Liabilities [Member]
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax
Schedule of Goodwill [Table]
Schedule of Goodwill [Table]
Silent-Aire
Silent-Aire [Member]
Silent-Aire
Other Comprehensive Income Location [Axis]
Other Comprehensive Income Location [Axis]
Lease Liability, Related Parties
Lease Liability, Related Parties
Lease Liability, Related Parties
Contract with Customer, Duration [Domain]
Contract with Customer, Duration [Domain]
Net income
Net income
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
Tyco International Holding S.a.r.L. (TSarL) [Member]
Tyco International Holding S.a.r.L. (TSarL) [Member]
Tyco International Holding S.a.r.L. (TSarL) [Member]
Common Class A [Member]
Common Class A [Member]
Cash, cash equivalents and restricted cash at beginning of period
Cash, cash equivalents and restricted cash at end of period
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents
Ordinary shares, par value
Common Stock, Par or Stated Value Per Share
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Disclosure [Line Items]
Statement of Comprehensive Income [Abstract]
Statement of Comprehensive Income [Abstract]
Other - net
Proceeds from (Payments for) Other Financing Activities
Gross Carrying Amount
Finite-Lived Intangible Assets, Gross
Entity Central Index Key
Entity Central Index Key
Impairment of Long-Lived Assets, Policy
Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block]
Security Exchange Name
Security Exchange Name
Income from discontinued operations
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent
Contract with Customer, Sales Channel [Domain]
Contract with Customer, Sales Channel [Domain]
Total insurable receivables
Insurance Settlements Receivable
Other comprehensive income
Other Comprehensive Income (Loss), Net of Tax
Fair Value, Recurring [Member]
Fair Value, Recurring [Member]
Two Point Zero Percent Due Two Thousand Thirty One
Two Point Zero Percent Due Two Thousand Thirty One [Member]
Two Point Zero Percent Due Two Thousand Thirty One
Noncurrent assets held for sale
Disposal Group, Including Discontinued Operation, Assets, Noncurrent
Current Fiscal Year End Date
Current Fiscal Year End Date
Equity and Noncontrolling Interests
Stockholders' Equity Note Disclosure [Text Block]
Write-offs charged against the allowance for expected credit losses
Accounts Receivable, Allowance for Credit Loss, Writeoff
Disposal Groups, Including Discontinued Operations [Table Text Block]
Disposal Groups, Including Discontinued Operations [Table Text Block]
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations
Future amortization expense, 2026
Finite-Lived Intangible Asset, Expected Amortization, Year Five
Capitalized Contract Cost
Capitalized Contract Cost [Table Text Block]
Cash used by investing activities
Net Cash Provided by (Used in) Investing Activities
Changes in assets and liabilities, excluding acquisitions and divestitures:
Increase (Decrease) in Operating Capital [Abstract]
Class of Stock [Domain]
Class of Stock [Domain]
Class of Stock [Domain]
Services [Domain]
Services [Domain]
Services [Domain]
Reclassifcation to income, tax effect
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, Tax
Line of Credit Facility, Maximum Borrowing Capacity
Line of Credit Facility, Maximum Borrowing Capacity
Accrued compensation and benefits
Disposal Group, Including Discontinued Operation, Accrued Compensation and Benefits
Disposal Group, Including Discontinued Operation, Accrued Compensation and Benefits
Currency Translation and Other
Goodwill, Foreign Currency Translation Gain (Loss)
Segment Reporting Information [Line Items]
Segment Reporting Information [Line Items]
Global Products - Fire & Security [Domain]
Global Products - Fire & Security [Domain]
Global Products - Fire & Security [Domain]
Current assets held for sale
Disposal Group, Including Discontinued Operation, Assets, Current
Document Information [Line Items]
Document Information [Line Items]
Debt Instrument, Name [Domain]
Debt Instrument, Name [Domain]
Other current assets
Other Assets, Current
Restructuring and Related Cost, Cost Incurred to Date
Restructuring and Related Cost, Cost Incurred to Date
Products and Systems [Member]
Products and Systems [Member]
Products and Systems [Member]
Derivative liabilities
Derivative Liability, Fair Value, Gross Liability
Other noncurrent assets
Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent
Stockholders' Equity Note [Abstract]
Stockholders' Equity Note [Abstract]
500 million euro net investment hedge #2 [Member]
500 million euro net investment hedge #2 [Member]
500 million euro net investment hedge
Notes 3.625 Percent Due 2024 [Domain]
Notes 3.625 Percent Due 2024 [Domain]
Notes 3.625 Percent Due 2024
Cost of Sales
Cost of Sales [Member]
Notional amount
Notional Amount of Nonderivative Instruments
Income from continuing operations
Income from continuing operations
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest
Reclassification to income, tax effect
Other Comprehensive (Income) Loss, Defined Benefit Plan, Reclassification Adjustment from AOCI, Tax
Pension Plan [Member]
Pension Plan [Member]
Accounts Receivable, Allowance for Credit Loss
Accounts Receivable, Allowance for Credit Loss [Table Text Block]
Depreciation and Amortization, Discontinued Operations
Ceased Depreciation and Amortization Discontinued Operations
Ceased Depreciation and Amortization Discontinued Operations
Schedule of Finite-Lived Intangible Assets [Table]
Schedule of Finite-Lived Intangible Assets [Table]
Goodwill Additional Details [Abstract]
Goodwill Additional Details [Abstract]
Goodwill Additional Details [Abstract]
Insurance Settlements Receivable, Current
Insurance Settlements Receivable, Current