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v3.21.2

Consolidated Statements of Shareholders' Equity Attributable to Johnson Controls Ordinary Shareholders Consolidated Statements of Shareholders' Equity Attributable to Johnson Controls Ordinary Shareholders - USD ($) $ in Millions | Total | Cumulative Effect, Period of Adoption, Adjustment | Ordinary Shares | Ordinary Shares Cumulative Effect, Period of Adoption, Adjustment | Capital in excess of par value | Capital in excess of par value Cumulative Effect, Period of Adoption, Adjustment | Retained Earnings | Retained Earnings Cumulative Effect, Period of Adoption, Adjustment | Treasury Stock, at Cost | Treasury Stock, at Cost Cumulative Effect, Period of Adoption, Adjustment | Accumulated Other Comprehensive Loss | Accumulated Other Comprehensive Loss Cumulative Effect, Period of Adoption, Adjustment
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Beginning balance at Sep. 30, 2019 | $ 19,766 |  | $ 8 |  | $ 16,812 |  | $ 4,827 |  | $ (1,086) |  | $ (795) |
Beginning balance (Adoption of ASC 842) at Sep. 30, 2019 |  | $ (5) |  | $ 0 |  | $ 0 |  | $ (5) |  | $ 0 |  | $ 0
Comprehensive income (loss) | 42 |  | 0 |  | 0 |  | 190 |  | 0 |  | (148) |
Cash dividends - ordinary shares | (590) |  | 0 |  | 0 |  | $ (590) |  | 0 |  | 0 |
Cash dividends, Ordinary, Per share |  |  |  |  |  |  | $ 0.78 |  |  |  |  |
Repurchases and retirements of ordinary shares | (1,467) |  | 0 |  | 0 |  | $ (1,467) |  | 0 |  | 0 |
Other, including options exercised | 59 |  | 0 |  | 92 |  | 0 |  | (33) |  | 0 |
Ending balance at Jun. 30, 2020 | 17,805 |  | 8 |  | 16,904 |  | 2,955 |  | (1,119) |  | (943) |
Beginning balance at Mar. 31, 2020 | 18,084 |  | 8 |  | 16,883 |  | 3,332 |  | (1,118) |  | (1,021) |
Comprehensive income (loss) | (104) |  | 0 |  | 0 |  | (182) |  | 0 |  | 78 |
Cash dividends - ordinary shares | (195) |  | 0 |  | 0 |  | $ (195) |  | 0 |  | 0 |
Cash dividends, Ordinary, Per share |  |  |  |  |  |  | $ 0.26 |  |  |  |  |
Other, including options exercised | 20 |  | 0 |  | 21 |  | $ 0 |  | (1) |  | 0 |
Ending balance at Jun. 30, 2020 | 17,805 |  | 8 |  | 16,904 |  | 2,955 |  | (1,119) |  | (943) |
Beginning balance at Sep. 30, 2020 | 17,447 |  | 8 |  | 16,865 |  | 2,469 |  | (1,119) |  | (776) |
Beginning balance (Accounting Standards Update 2016-13) at Sep. 30, 2020 |  | $ (4) |  | $ 0 |  | $ 0 |  | $ (4) |  | $ 0 |  | $ 0
Comprehensive income (loss) | 1,793 |  | 0 |  | 0 |  | 1,368 |  | 0 |  | 425 |
Cash dividends - ordinary shares | (577) |  | 0 |  | 0 |  | $ (577) |  | 0 |  | 0 |
Cash dividends, Ordinary, Per share |  |  |  |  |  |  | $ 0.80 |  |  |  |  |
Repurchases and retirements of ordinary shares | (1,001) |  | (1) |  | 0 |  | $ (1,000) |  | 0 |  | 0 |
Change in noncontrolling interest share | (8) |  | 0 |  | (8) |  | 0 |  | 0 |  | 0 |
Other, including options exercised | 190 |  | 0 |  | 220 |  | 0 |  | (30) |  | 0 |
Ending balance at Jun. 30, 2021 | 17,840 |  | 7 |  | 17,077 |  | 2,256 |  | (1,149) |  | (351) |
Beginning balance at Mar. 31, 2021 | 17,698 |  | 7 |  | 17,034 |  | 2,215 |  | (1,148) |  | (410) |
Comprehensive income (loss) | 633 |  | 0 |  | 0 |  | 574 |  | 0 |  | 59 |
Cash dividends - ordinary shares | (193) |  | 0 |  | 0 |  | $ (193) |  | 0 |  | 0 |
Cash dividends, Ordinary, Per share |  |  |  |  |  |  | $ 0.27 |  |  |  |  |
Repurchases and retirements of ordinary shares | (340) |  | 0 |  | 0 |  | $ (340) |  | 0 |  | 0 |
Other, including options exercised | 42 |  | 0 |  | 43 |  | 0 |  | (1) |  | 0 |
Ending balance at Jun. 30, 2021 | $ 17,840 |  | $ 7 |  | $ 17,077 |  | $ 2,256 |  | $ (1,149) |  | $ (351) |

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