Acquisitions (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 28, 2013	Jun. 29, 2012	Jun. 28, 2013	Jun. 29, 2012
Business Acquisition [Line Items]
Acquisition of businesses, net of cash acquired			$ 75	$ 217
Acquisition and integration costs	1	4	2	7
Visonic Ltd.
Business Acquisition [Line Items]
Acquisition of businesses, net of cash acquired				94
Cash balance acquired in the acquisition of a business				5
ROW Installation & Services
Business Acquisition [Line Items]
Acquisition of businesses, net of cash acquired	37
NA Installation & Services and ROW Installation & Services segments
Business Acquisition [Line Items]
Acquisition of businesses, net of cash acquired			75
Cash balance acquired in the acquisition of a business			3
Global Products and ROW Installation & Services segments
Business Acquisition [Line Items]
Acquisition of businesses, net of cash acquired				217
Cash balance acquired in the acquisition of a business				16
Global Products
Business Acquisition [Line Items]
Acquisition of businesses, net of cash acquired		12
Cash balance acquired in the acquisition of a business		$ 1