Restructuring and Asset Impairment Charges, Net (Details 3) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 27, 2014	Jun. 28, 2013	Jun. 27, 2014	Jun. 28, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	$ 17	$ 53	$ 27	$ 82
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period			130
Balance at the end of the period	100		100
2014 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	19	0	28	0
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period			0
Charges			28
Utilization			(6)
Balance at the end of the period	22		22
2013 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	(2)	51	0	72
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period			68
Charges			11
Reversals			(11)
Utilization			(34)
Balance at the end of the period	34		34
2012 and prior actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	0	2	(1)	10
Restructuring Reserve [Roll Forward]
Balance at the beginning of the period			62
Charges	1	2	6	13
Reversals	1	0	7	3
Utilization	(3)	(9)	(17)	(45)
Balance at the end of the period	44		44
Employee Severance and Benefits | 2014 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	16		25
Employee Severance and Benefits | 2013 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	(2)	49	(2)	67
Facility Exit and Other Charges | 2014 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	3		3
Facility Exit and Other Charges | 2013 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		2	2	5
NA Installation & Services | 2014 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net			10
NA Installation & Services | 2013 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		16	(1)	22
NA Installation & Services | Employee Severance and Benefits | 2014 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	7		10
NA Installation & Services | Employee Severance and Benefits | 2013 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	(1)	17	(2)	21
NA Installation & Services | Facility Exit and Other Charges | 2014 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	0		0
NA Installation & Services | Facility Exit and Other Charges | 2013 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		(1)	1	1
ROW Installation & Services | 2014 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	10		15
ROW Installation & Services | 2013 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		31	(5)	41
ROW Installation & Services | Employee Severance and Benefits | 2014 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	7		12
ROW Installation & Services | Employee Severance and Benefits | 2013 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	(2)	30	(5)	39
ROW Installation & Services | Facility Exit and Other Charges | 2014 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	3		3
ROW Installation & Services | Facility Exit and Other Charges | 2013 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		1	0	2
Global Products | 2014 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net			3
Global Products | 2013 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		4	6	8
Global Products | Employee Severance and Benefits | 2014 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	2		3
Global Products | Employee Severance and Benefits | 2013 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	1	2	5	6
Global Products | Facility Exit and Other Charges | 2014 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net	0		0
Global Products | Facility Exit and Other Charges | 2013 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net		2	1	2
Corporate and Other | 2013 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net				1
Corporate and Other | Employee Severance and Benefits | 2013 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net				1
Corporate and Other | Facility Exit and Other Charges | 2013 Actions
Restructuring Cost and Reserve [Line Items]
Restructuring and asset impairment charges, net				$ 0