XML 61 R51.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Merger Transaction (Details) $ / shares in Units, $ in Millions | Sep. 02, 2016 USD ($) $ / shares shares | Jun. 30, 2017 $ / shares | Sep. 30, 2016 $ / shares
--- | --- | --- | ---
Business Acquisition [Line Items] |  |  |
Tyco share consolidation ratio | 0.955 |  |
Common Stock, Par or Stated Value Per Share |  | $ 0.01 | $ 0.01
Business Combination, Consideration Transferred per Share For Share Election | $ 5.7293 |  |
Business Combination, Consideration Transferred, Shares, For Share Election | shares | 0.8357 |  |
Business Combination, Consideration Transferred per Share For Cash Election | $ 34.88 |  |
Cash consideration paid to JCI Inc. shareholders | $ | $ 3,864 |  |
Percent Ownership by Shareholders of Acquiror Subsequent to Acquisition | 56.00% |  |
Percent Ownership by Shareholders of Acquiree Subsequent to Acquisition | 44.00% |  |
Tyco Merger [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Common Stock, Par or Stated Value Per Share | $ 1.00 |  |

X
- Definition Business Combination, Cash Consideration paid to JCI Inc. shareholders + References No definition available. + Details
Name: | jci_BusinessCombinationCashConsiderationpaidtoJCIInc.shareholders
Namespace Prefix: | jci_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Business Combination, Consideration Transferred, Shares, For Share Election + References No definition available. + Details
Name: | jci_BusinessCombinationConsiderationTransferredSharesForShareElection
Namespace Prefix: | jci_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Business Combination, Consideration Transferred per Share For Cash Election + References No definition available. + Details
Name: | jci_BusinessCombinationConsiderationTransferredperShareForCashElection
Namespace Prefix: | jci_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Business Combination, Consideration Transferred per Share For Share Election + References No definition available. + Details
Name: | jci_BusinessCombinationConsiderationTransferredperShareForShareElection
Namespace Prefix: | jci_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Business Combination, Share Consolidation Ratio + References No definition available. + Details
Name: | jci_BusinessCombinationShareConsolidationRatio
Namespace Prefix: | jci_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percent Ownership by Shareholders of Acquiree Subsequent to Acquisition + References No definition available. + Details
Name: | jci_PercentOwnershipbyShareholdersofAcquireeSubsequenttoAcquisition
Namespace Prefix: | jci_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percent Ownership by Shareholders of Acquiror Subsequent to Acquisition + References No definition available. + Details
Name: | jci_PercentOwnershipbyShareholdersofAcquirorSubsequenttoAcquisition
Namespace Prefix: | jci_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_BusinessAcquisitionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Face amount or stated value per share of common stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_CommonStockParOrStatedValuePerShare
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=jci_TycoMergerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |