Restructuring and Asset Impairment Charges, Net (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 28, 2013	Jun. 29, 2012	Jun. 28, 2013	Jun. 29, 2012
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	$ 53	$ 17	$ 85	$ 69
2013 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	51	0	72	0
2013 Actions | Employee Severance and Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	49		67
2013 Actions | Facility Exit and Other Charges
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	2		5
2013 Actions | NA Installation & Services
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	16		22
2013 Actions | NA Installation & Services | Employee Severance and Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	17		21
2013 Actions | NA Installation & Services | Facility Exit and Other Charges
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	(1)		1
2013 Actions | ROW Installation & Services
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	31		41
2013 Actions | ROW Installation & Services | Employee Severance and Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	30		39
2013 Actions | ROW Installation & Services | Facility Exit and Other Charges
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	1		2
2013 Actions | Global Products
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	4		8
2013 Actions | Global Products | Employee Severance and Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	2		6
2013 Actions | Global Products | Facility Exit and Other Charges
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	2		2
2013 Actions | Corporate and Other
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net			1
2013 Actions | Corporate and Other | Employee Severance and Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net			1
2013 Actions | Corporate and Other | Facility Exit and Other Charges
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net			0
2012 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	(1)	16	5	58
Restructuring and asset impairment charges, total			99
2012 Actions | Employee Severance and Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		11	5	26
Restructuring and asset impairment charges, total			53
2012 Actions | Facility Exit and Other Charges
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		4		31
Restructuring and asset impairment charges, total			46
2012 Actions | Charges Reflected in SG&A
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		1		1
2012 Actions | NA Installation & Services
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net				28
Restructuring and asset impairment charges, total			44
2012 Actions | NA Installation & Services | Employee Severance and Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net				8
Restructuring and asset impairment charges, total			10
2012 Actions | NA Installation & Services | Facility Exit and Other Charges
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net				20
Restructuring and asset impairment charges, total			34
2012 Actions | NA Installation & Services | Charges Reflected in SG&A
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net				0
2012 Actions | ROW Installation & Services
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		11		18
Restructuring and asset impairment charges, total			31
2012 Actions | ROW Installation & Services | Employee Severance and Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	(1)	8	4	12
Restructuring and asset impairment charges, total			26
2012 Actions | ROW Installation & Services | Facility Exit and Other Charges
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		2		5
Restructuring and asset impairment charges, total			5
2012 Actions | ROW Installation & Services | Charges Reflected in SG&A
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		1		1
2012 Actions | Global Products
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		1		6
Restructuring and asset impairment charges, total			11
2012 Actions | Global Products | Employee Severance and Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		1	1	3
Restructuring and asset impairment charges, total			8
2012 Actions | Global Products | Facility Exit and Other Charges
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		0		3
Restructuring and asset impairment charges, total			3
2012 Actions | Global Products | Charges Reflected in SG&A
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		0		0
2012 Actions | Corporate and Other
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		4		6
Restructuring and asset impairment charges, total			13
2012 Actions | Corporate and Other | Employee Severance and Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		2		3
Restructuring and asset impairment charges, total			9
2012 Actions | Corporate and Other | Facility Exit and Other Charges
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		2		3
Restructuring and asset impairment charges, total			4
2012 Actions | Corporate and Other | Charges Reflected in SG&A
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		0		0
2011 and prior actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	$ 3	$ 1	$ 8	$ 11