Retirement Plans (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Mar. 28, 2014	Mar. 29, 2013	Mar. 28, 2014	Mar. 29, 2013
United States Pension Plan of US Entity, Defined Benefit [Member]
Defined benefit plan, net period benefit cost:
Service cost	$ 2	$ 2	$ 4	$ 3
Interest cost	9	8	18	16
Expected return on plan assets	(12)	(12)	(24)	(24)
Amortization of net actuarial loss	2	3	4	7
Net periodic benefit cost	1	1	2	2
Amortization of net actuarial loss expected over current fiscal year			9
Minimum required contributions to pension plans for fiscal year 2014	25
Employer contributions	3		7
Non United States Pension Plans of Foreign Entity Defined Benefit [Member]
Defined benefit plan, net period benefit cost:
Service cost	2	2	5	4
Interest cost	14	13	28	26
Expected return on plan assets	(18)	(16)	(37)	(32)
Amortization of net actuarial loss	3	2	6	4
Net periodic benefit cost	1	1	2	2
Amortization of net actuarial loss expected over current fiscal year			12
Minimum required contributions to pension plans for fiscal year 2014	28
Employer contributions	$ 8		$ 16