Retirement Plans (Tables)

6 Months Ended

Jun. 30, 2012

Retirement Plans

Components of net periodic benefit cost

	Pension Benefits						Postretirement Benefits Other Than Pensions
(In millions)	June 30, 2012			July 2, 2011			June 30, 2012			July 2, 2011
Three Months Ended
Service cost	$	29		$	32		$	1		$	2
Interest cost	76			82			7			8
Expected return on plan assets	(102		)	(98		)	—			—
Amortization of prior service cost (credit)	4			4			(3		)	(2		)
Amortization of net loss	30			19			1			3
Net periodic benefit cost	$	37		$	39		$	6		$	11
Six Months Ended
Service cost	$	59		$	64		$	3		$	4
Interest cost	152			164			13			16
Expected return on plan assets	(203		)	(196		)	—			—
Amortization of prior service cost (credit)	8			8			(6		)	(3		)
Amortization of net loss	59			38			3			6
Net periodic benefit cost	$	75		$	78		$	13		$	23