Net financing charges includes interest expense, interest income, bank fees and amortization of debt issuance costs.

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- Definition

Amount of income or loss from continuing operations for the reportable segment before income taxes and noncontrolling interests excluding net financing charges, significant restructuring costs and net mark-to-market adjustments on pension and postretirement plans.

+ References

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This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses from ongoing operations, after income or loss from equity method investments, but before income taxes, extraordinary items, and noncontrolling interest.

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-Name Regulation S-X (SX)

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- Definition

Amount charged against earnings in the period for incurred and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding asset retirement obligations.

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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Segment Information - Financial Information Related to Company's Reportable Segments (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended				9 Months Ended		12 Months Ended
	Jun. 30, 2013	Mar. 31, 2013	Sep. 30, 2012	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Sep. 30, 2012
Segment Reporting Information [Line Items]
Net Sales	$ 10,831			$ 10,581	$ 31,683	$ 31,563
Segment Income	764			638	1,850	1,841
Restructuring costs	(143)	(84)	(245)	(52)	(227)	(52)	(297)
Net financing charges	(67)			(59)	(194)	(171)
Income before income taxes	554			527	1,429	1,618
Building Efficiency
Segment Reporting Information [Line Items]
Net Sales	3,712			3,800	10,700	10,898
Segment Income	314			276	625	583
Automotive Experience
Segment Reporting Information [Line Items]
Net Sales	5,694			5,465	16,322	16,322
Segment Income	279			209	565	644
Power Solutions
Segment Reporting Information [Line Items]
Net Sales	1,425			1,316	4,661	4,343
Segment Income	171			153	660	614
North America Systems \| Building Efficiency
Segment Reporting Information [Line Items]
Net Sales	629			642	1,753	1,774
Segment Income	83			83	186	198
North America Service \| Building Efficiency
Segment Reporting Information [Line Items]
Net Sales	546			547	1,479	1,565
Segment Income	72			55	120	88
Global Workplace Solutions \| Building Efficiency
Segment Reporting Information [Line Items]
Net Sales	1,021			1,064	3,233	3,226
Segment Income	26			17	78	33
Asia \| Building Efficiency
Segment Reporting Information [Line Items]
Net Sales	520			516	1,452	1,447
Segment Income	83			78	189	191
Other \| Building Efficiency
Segment Reporting Information [Line Items]
Net Sales	996			1,031	2,783	2,886
Segment Income	50			43	52	73
Seating \| Automotive Experience
Segment Reporting Information [Line Items]
Net Sales	4,268			4,056	12,234	12,128
Segment Income	232			179	497	564
Electronics \| Automotive Experience
Segment Reporting Information [Line Items]
Net Sales	332			328	973	1,045
Segment Income	34			33	84	99
Interiors \| Automotive Experience
Segment Reporting Information [Line Items]
Net Sales	1,094			1,081	3,115	3,149
Segment Income	$ 13			$ (3)	$ (16)	$ (19)