Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Operating Activities
Net income attributable to Johnson Controls, Inc.	$ 571	$ 431	$ 1,073	$ 1,234
Income attributable to noncontrolling interests	23	25	83	98
Net income	594	456	1,156	1,332
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	239	207	696	603
Pension and postretirement benefit cost (credit)	8	6	(5)	19
Pension and postretirement contributions	(16)	(24)	(61)	(388)
Equity in earnings of partially-owned affiliates, net of dividends received	50	(45)	(49)	(206)
Deferred income taxes	(130)	42	(9)	85
Impairment charges	36	0	49	14
Gain (Loss) on sale of business	29	0	29	35
Fair value adjustment of equity investment	0	0	(82)	(12)
Other	10	7	37	43
Changes in assets and liabilities, excluding acquisitions and divestitures:
Receivables	60	16	6	(55)
Inventories	(67)	(61)	(151)	(130)
Other assets	7	(48)	(285)	(243)
Restructuring reserves	66	39	67	24
Accouns payable and accrued liabilities	234	90	314	(29)
Accrued income taxes	(28)	(66)	(105)	(257)
Cash provided by operating activities	1,034	619	1,549	765
Investing Activities
Capital expenditures	(265)	(447)	(929)	(1,433)
Sale of property, plant and equipment	7	6	53	12
Acquisition of businesses, net of cash acquired	0	0	(113)	(30)
Business divestitures	0	0	0	91
Changes in long-term investments	(10)	(6)	(27)	(104)
Other	0	0	53	6
Cash used by investing activities	(268)	(447)	(963)	(1,458)
Financing Activities
Increase (decrease) in short-term debt - net	(642)	403	(5)	305
Increase in long-term debt	0	18	91	1,253
Repayment of long-term debt	(4)	(14)	(118)	(30)
Stock repurchases	(175)	(9)	(225)	(42)
Payment of cash dividends	(130)	(122)	(383)	(354)
Proceeds from the exercise of stock options	88	7	173	28
Cash paid to acquire a noncontrolling interest	0	(96)	0	(115)
Other	7	(29)	35	(50)
Cash provided (used) by financing activities	(856)	158	(432)	995
Effect of exchange rate changes on cash and cash equivalents	0	32	(28)	43
Increase (decrease) in cash and cash equivalents	(90)	362	126	345
Cash and cash equivalents at beginning of period	481	240	265	257
Cash and cash equivalents at end of period	$ 391	$ 602	$ 391	$ 602