Retirement Plans (Tables)

9 Months Ended

Sep. 27, 2014

Retirement Plans

Components of net periodic benefit cost

	Pension Benefits					Postretirement Benefits Other Than Pensions
(In millions)	September 27, 2014		September 28, 2013			September 27, 2014		September 28, 2013
Three Months Ended
Service cost	$	27	$	33		$	1	$	1
Interest cost	86		72			5		5
Expected return on plan assets	(117)		(104		)	—		—
Amortization of prior service cost (credit)	3		4			(5)		(6		)
Amortization of net actuarial loss	28		46			—		2
Net periodic benefit cost	$	27	$	51		$	1	$	2
Nine Months Ended
Service cost	$	81	$	100		$	3	$	5
Interest cost	250		218			15		15
Expected return on plan assets	(345)		(314		)	—		—
Amortization of prior service cost (credit)	11		11			(16)		(11		)
Amortization of net actuarial loss	84		138			1		5
Net periodic benefit cost	$	81	$	153		$	3	$	14