Segment Information (Tables)

12 Months Ended

Sep. 30, 2011

Segment Information [Abstract]

Financial information related to Company's reportable segments

	Year Ended September 30,
	2011		2010		2009
Net Sales
Building efficiency
North America systems	$	2,343	$	2,142	$	2,222
North America service		2,305		2,127		2,168
Global workplace solutions		4,153		3,288		2,832
Asia		1,840		1,422		1,293
Other		4,252		3,823		3,978
		14,893		12,802		12,493
Automotive experience
North America		7,431		6,765		4,631
Europe		10,267		8,019		6,287
Asia		2,367		1,826		1,098
		20,065		16,610		12,016
Power solutions		5,875		4,893		3,988
Total net sales	$	40,833	$	34,305	$	28,497

	Year Ended September 30,
	2011			2010			2009
Segment Income (Loss)
Building efficiency
North America systems	$	239		$	206		$	259
North America service (1)		113			117			188
Global workplace solutions (2)		16			40			58
Asia (3)		249			178			170
Other (4)		99			132			(278	)
		716			673			397
Automotive experience
North America (5)		404			379			(333	)
Europe (6)		114			105			(212	)
Asia (7)		243			107			4
		761			591			(541	)
Power solutions (8)		808			669			406
Total segment income	$	2,285		$	1,933		$	262
Net financing charges		(174	)		(170	)		(239	)
Debt conversion costs		—			—			(111	)
Restructuring costs		—			—			(230	)
Income (loss) before income taxes	$	2,111		$	1,763		$	(318	)

	September 30,
	2011		2010		2009
Assets
Building efficiency
North America systems	$	1,300	$	1,354	$	1,301
North America service		1,581		1,511		1,481
Global workplace solutions		1,228		1,012		860
Asia		1,247		1,236		1,014
Other		4,115		3,925		3,833
		9,471		9,038		8,489
Automotive experience
North America		3,863		3,392		3,259
Europe		7,348		5,390		5,386
Asia		1,587		1,345		1,087
		12,798		10,127		9,732
Power solutions		6,638		5,478		4,278
Unallocated		769		1,100		1,589
Total	$	29,676	$	25,743	$	24,088

	Year Ended September 30,
	2011		2010		2009
Depreciation/Amortization
Building efficiency
North America systems	$	10	$	11	$	9
North America service		25		23		19
Global workplace solutions		18		16		13
Asia		15		15		14
Other		69		73		79
		137		138		134
Automotive experience
North America		138		147		198
Europe		254		213		220
Asia		27		31		32
		419		391		450
Power solutions		175		162		161
Total	$	731	$	691	$	745

	Year Ended September 30,
	2011		2010		2009
Capital Expenditures
Building efficiency
North America systems	$	6	$	14	$	12
North America service		17		32		55
Global workplace solutions		32		17		9
Asia		22		13		12
Other		91		43		44
		168		119		132
Automotive experience
North America		210		123		104
Europe		383		225		235
Asia		45		38		30
		638		386		369
Power solutions		519		272		146
Total	$	1,325	$	777	$	647

(1)	Building efficiency — North America service segment income for the year ended September 30, 2011 includes $2 million of equity income.
(2)	Building efficiency — Global workplace solutions segment income for the year ended September 30, 2009 excludes $1 million of restructuring costs.
(3)	Building efficiency — Asia segment income for the year ended September 30, 2009 excludes $2 million of restructuring costs. For the years ended September 30, 2011, 2010 and 2009, Asia segment income includes $3 million, $2 million and $1 million, respectively, of equity income.
(4)	Building efficiency — Other segment income for the year ended September 30, 2009 excludes $21 million of restructuring costs. For the years ended September 30, 2011, 2010 and 2009, other segment income includes $17 million, $2 million and ($153) million, respectively, of equity income (loss).
(5)	Automotive experience — North America segment income for the year ended September 30, 2009 excludes $47 million of restructuring costs. For the years ended September 30, 2011, 2010 and 2009, North America segment income includes $20 million, $14 million and ($14) million, respectively, of equity income (loss).
(6)	Automotive experience — Europe segment income for the year ended September 30, 2009 excludes $86 million of restructuring costs. For the years ended September 30, 2011, 2010 and 2009, Europe segment income includes $7 million, $7 million and ($3) million, respectively, of equity income (loss).
(7)	Automotive experience — Asia segment income for the year ended September 30, 2009 excludes $23 million of restructuring costs. For the years ended September 30, 2011, 2010 and 2009, Asia segment income includes $187 million, $132 million and $70 million, respectively, of equity income.
(8)	Power solutions segment income for the year ended September 30, 2009 excludes $50 million of restructuring costs. For the years ended September 30, 2011, 2010 and 2009, power solutions segment income includes $62 million, $97 million and $22 million, respectively, of equity income.

Geographic Segments

	Year Ended September 30,
	2011		2010		2009
Net Sales
United States	$	14,367	$	12,892	$	11,099
Germany		4,590		3,542		2,877
Mexico		1,869		1,428		952
Other European countries		10,212		8,338		7,330
Other foreign		9,795		8,105		6,239
Total	$	40,833	$	34,305	$	28,497
Long-Lived Assets (Year-end)
United States	$	2,116	$	1,573	$	1,535
Germany		864		388		438
Mexico		540		464		403
Other European countries		1,356		1,071		1,118
Other foreign		740		600		492
Total	$	5,616	$	4,096	$	3,986