Retirement Benefit Plans (Details) $ in Millions	9 Months Ended
	Oct. 01, 2016 USD ($)
U.S. Pension Benefits [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plan, Other Changes	$ 450
U.S. Postretirement Medical Benefits [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plan, Other Changes	$ 90