Equity and Noncontrolling Interests (Tables)

3 Months Ended

Dec. 31, 2017

Stockholders' Equity Note [Abstract]

Equity Attributable to Johnson Controls and Noncontrolling Interests

The following schedules present changes in consolidated equity attributable to Johnson Controls and noncontrolling interests (in millions, net of tax):



	Three Months Ended December 31, 2017								Three Months Ended December 31, 2016
	Equity Attributable to Johnson Controls International plc			Equity Attributable to Noncontrolling Interests		Total Equity			Equity Attributable to Johnson Controls International plc			Equity Attributable to Noncontrolling Interests			Total Equity

Beginning balance, September 30,	$	20,447		$	920	$	21,367		$	24,118		$	972		$	25,090
Total comprehensive income (loss):
Net income	230			28		258			329			36			365
Foreign currency translation adjustments	58			16		74			(659		)	(35		)	(694		)
Realized and unrealized gains on derivatives	1			1		2			—			4			4
Realized and unrealized losses on marketable securities	—			—		—			(2		)	—			(2		)
Other comprehensive income (loss)	59			17		76			(661		)	(31		)	(692		)
Comprehensive income (loss)	289			45		334			(332		)	5			(327		)

Other changes in equity:
Cash dividends—ordinary shares	(242		)	—		(242		)	(236		)	—			(236		)
Repurchases of ordinary shares	(150		)	—		(150		)	—			—			—
Change in noncontrolling interest share	—			—		—			—			(20		)	(20		)
Adoption of ASU 2016-09	179			—		179			—			—			—
Spin-off of Adient	—			—		—			(4,020		)	(138		)	(4,158		)
Other, including options exercised	12			—		12			47			—			47
Ending balance, December 31	$	20,535		$	965	$	21,500		$	19,577		$	819		$	20,396

Changes in Redeemable Noncontrolling Interests

The following schedules present changes in the redeemable noncontrolling interests (in millions):



	Three Months Ended December 31,
	2017			2016

Beginning balance, September 30	$	211		$	234
Net income	13			13
Foreign currency translation adjustments	5			(9		)
Realized and unrealized losses on derivatives	(3		)	—
Dividends	—			(43		)
Spin-off of Adient	—			(36		)
Ending balance, December 31	$	226		$	159

Changes in Accumulated Other Comprehensive Income, Net of Tax

The following schedules present changes in accumulated other comprehensive income ("AOCI") attributable to Johnson Controls (in millions, net of tax):



	Three Months Ended December 31,
	2017			2016

Foreign currency translation adjustments ("CTA")
Balance at beginning of period	$	(481	)	$	(1,152	)
Aggregate adjustment for the period (net of tax effect of $1 and $5)*	58			(659		)
Adient spin-off impact (net of tax effect of $0)	—			563
Balance at end of period	(423		)	(1,248		)

Realized and unrealized gains (losses) on derivatives
Balance at beginning of period	6			4
Current period changes in fair value (net of tax effect of $3 and $4)	6			6
Reclassification to income (net of tax effect of $(2) and $(3)) **	(5		)	(6		)
Adient spin-off impact (net of tax effect of $0 and $6)	—			16
Balance at end of period	7			20

Realized and unrealized gains (losses) on marketable securities
Balance at beginning of period	4			(1		)
Current period changes in fair value (net of tax effect of $0)	—			(2		)
Balance at end of period	4			(3		)

Pension and postretirement plans
Balance at beginning of period	(2		)	(4		)
Adient spin-off impact (net of tax effect of $0)	—			2
Balance at end of period	(2		)	(2		)

Accumulated other comprehensive loss, end of period	$	(414	)	$	(1,233	)

* During the three months ended December 31, 2017, $12 million of cumulative CTA were recognized as part of the divestiture-related gain recognized as a result of the divestiture of Scott Safety.

** Refer to Note 15, "Derivative Instruments and Hedging Activities," of the notes to consolidated financial statements for disclosure of the line items in the consolidated statements of income affected by reclassifications from AOCI into income related to derivatives.