Consolidated Statements of Income - USD ($) $ in Millions		12 Months Ended
		Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2014
Net sales
Products and systems	[1]	$ 33,149	$ 33,513	$ 34,978
Services	[1]	3,717	3,666	3,771
Net sales		36,866	37,179	38,749
Cost of sales
Products and systems	[1]	27,247	28,214	29,910
Services	[1]	2,560	2,518	2,534
Cost of sales		29,807	30,732	32,444
Gross profit		7,059	6,447	6,305
Selling, general and administrative expenses		(5,100)	(3,986)	(4,216)
Restructuring and impairment costs		(535)	(397)	(324)
Net financing charges		(300)	(288)	(244)
Interest expense due to affiliate		27	0	0
Equity income		530	375	395
Income from continuing operations before income taxes		1,627	2,151	1,916
Income tax provision		2,259	600	407
Income (loss) from continuing operations		(632)	1,551	1,509
Income (loss) from discontinued operations, net of tax (Note 3)		0	128	(166)
Net income (loss)		(632)	1,679	1,343
Income from continuing operations attributable to noncontrolling interests		215	112	105
Income from discontinued operations attributable to noncontrolling interests, net of tax		0	4	23
Net income (loss) attributable to Johnson Controls, Inc.		(847)	1,563	1,215
Amounts attributable to Johnson Controls, Inc. common shareholders:
Income (loss) from continuing operations		(847)	1,439	1,404
Income (loss) from discontinued operations		$ 0	$ (124)	$ 189

[1] Products and systems consist of Automotive Experience and Power Solutions products and systems and Building Efficiency installed systems. Services are Building Efficiency technical services.