Restructuring and Asset Impairment Charges, Net (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 29, 2012	Jun. 24, 2011	Jun. 29, 2012	Jun. 24, 2011
Restructuring and Related Cost
Restructuring and asset impairment charges, net	$ 29	$ 30	$ 82	$ 74
Restructuring, asset impairments and divestiture charges (gains), net	29	29	82	74
Minimum
Restructuring and Related Cost
Restructuring and related charges, expected in fiscal 2012			75
Maximum
Restructuring and Related Cost
Restructuring and related charges, expected in fiscal 2012			100
Charges Reflected in SG and A
Restructuring and Related Cost
Restructuring and asset impairment charges, net				(1)
Charges Reflected in Cost of sales
Restructuring and Related Cost
Restructuring and asset impairment charges, net		1		1
2012 Actions
Restructuring and Related Cost
Restructuring and asset impairment charges, net	25		69
2012 Actions | Minimum
Restructuring and Related Cost
Separation related restructuring and related charges, expected in fiscal 2012			75
2012 Actions | Maximum
Restructuring and Related Cost
Separation related restructuring and related charges, expected in fiscal 2012			100
2012 Actions | Employee Severance and Benefits
Restructuring and Related Cost
Restructuring and asset impairment charges, net	17		33
2012 Actions | Facility Exit and Other Charges
Restructuring and Related Cost
Restructuring and asset impairment charges, net	8		36
2012 Actions | Commercial Fire and Security
Restructuring and Related Cost
Restructuring and asset impairment charges, net	11		50
2012 Actions | Commercial Fire and Security | Employee Severance and Benefits
Restructuring and Related Cost
Restructuring and asset impairment charges, net	10		23
2012 Actions | Commercial Fire and Security | Facility Exit and Other Charges
Restructuring and Related Cost
Restructuring and asset impairment charges, net	1		27
Asset impairment charges related to the separation			23
2012 Actions | Flow Control
Restructuring and Related Cost
Restructuring and asset impairment charges, net	10		13
2012 Actions | Flow Control | Employee Severance and Benefits
Restructuring and Related Cost
Restructuring and asset impairment charges, net	5		7
2012 Actions | Flow Control | Facility Exit and Other Charges
Restructuring and Related Cost
Restructuring and asset impairment charges, net	5		6
2012 Actions | Corporate and Other
Restructuring and Related Cost
Restructuring and asset impairment charges, net	4		6
2012 Actions | Corporate and Other | Employee Severance and Benefits
Restructuring and Related Cost
Restructuring and asset impairment charges, net	2		3
Restructuring charges related to the separation	2		3
2012 Actions | Corporate and Other | Facility Exit and Other Charges
Restructuring and Related Cost
Restructuring and asset impairment charges, net	2		3
Restructuring charges related to the separation	2		3
2011 Program
Restructuring and Related Cost
Restructuring and asset impairment charges, net	2	25	9	70
Restructuring, asset impairments and divestiture charges (gains), net			94
2011 Program | Charges Reflected in SG and A
Restructuring and Related Cost
Restructuring and asset impairment charges, net				(1)
Restructuring, asset impairments and divestiture charges (gains), net			(1)
2011 Program | Employee Severance and Benefits
Restructuring and Related Cost
Restructuring and asset impairment charges, net	1	19	3	59
Restructuring, asset impairments and divestiture charges (gains), net			70
2011 Program | Facility Exit and Other Charges
Restructuring and Related Cost
Restructuring and asset impairment charges, net	1	5	6	11
Restructuring, asset impairments and divestiture charges (gains), net			23
2011 Program | Charges Reflected in Cost of sales
Restructuring and Related Cost
Restructuring and asset impairment charges, net		1		1
Restructuring, asset impairments and divestiture charges (gains), net			2
2011 Program | Commercial Fire and Security
Restructuring and Related Cost
Restructuring and asset impairment charges, net	2	23	6	53
Restructuring, asset impairments and divestiture charges (gains), net			60
2011 Program | Commercial Fire and Security | Employee Severance and Benefits
Restructuring and Related Cost
Restructuring and asset impairment charges, net	2	20	5	50
Restructuring, asset impairments and divestiture charges (gains), net			52
2011 Program | Commercial Fire and Security | Facility Exit and Other Charges
Restructuring and Related Cost
Restructuring and asset impairment charges, net		2	1	2
Restructuring, asset impairments and divestiture charges (gains), net			6
2011 Program | Commercial Fire and Security | Charges Reflected in Cost of sales
Restructuring and Related Cost
Restructuring and asset impairment charges, net		1		1
Restructuring, asset impairments and divestiture charges (gains), net			2
2011 Program | Flow Control
Restructuring and Related Cost
Restructuring and asset impairment charges, net	1	2		7
Restructuring, asset impairments and divestiture charges (gains), net			12
2011 Program | Flow Control | Charges Reflected in SG and A
Restructuring and Related Cost
Restructuring and asset impairment charges, net				(1)
Restructuring, asset impairments and divestiture charges (gains), net			(1)
2011 Program | Flow Control | Employee Severance and Benefits
Restructuring and Related Cost
Restructuring and asset impairment charges, net		2	(1)	6
Restructuring, asset impairments and divestiture charges (gains), net			9
2011 Program | Flow Control | Facility Exit and Other Charges
Restructuring and Related Cost
Restructuring and asset impairment charges, net	1		1	2
Restructuring, asset impairments and divestiture charges (gains), net			4
2011 Program | Corporate and Other
Restructuring and Related Cost
Restructuring and asset impairment charges, net	(1)	3		10
Restructuring, asset impairments and divestiture charges (gains), net			12
2011 Program | Corporate and Other | Employee Severance and Benefits
Restructuring and Related Cost
Restructuring and asset impairment charges, net	(1)		(1)	6
Restructuring, asset impairments and divestiture charges (gains), net			5
2011 Program | Corporate and Other | Facility Exit and Other Charges
Restructuring and Related Cost
Restructuring and asset impairment charges, net		3	1	4
Restructuring, asset impairments and divestiture charges (gains), net			7
2011 Program | ADT North American Residential
Restructuring and Related Cost
Restructuring and asset impairment charges, net		(3)	3
Restructuring, asset impairments and divestiture charges (gains), net			10
2011 Program | ADT North American Residential | Employee Severance and Benefits
Restructuring and Related Cost
Restructuring and asset impairment charges, net		(3)		(3)
Restructuring, asset impairments and divestiture charges (gains), net			4
2011 Program | ADT North American Residential | Facility Exit and Other Charges
Restructuring and Related Cost
Restructuring and asset impairment charges, net			3	3
Restructuring, asset impairments and divestiture charges (gains), net			6
2009 and prior programs
Restructuring and Related Cost
Restructuring and asset impairment charges, net	$ 2	$ 5	$ 4	$ 4