Pension and Other Postretirement Benefits (Tables)

3 Months Ended

Mar. 28, 2014

Compensation and Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Cost

The following table summarizes the components of net periodic benefit cost for the Company’s pension and other postretirement benefit plans.

	Pension Plans						Postretirement Benefit Plans
	First Quarter Ended						First Quarter Ended
	March 28, 2014			March 29, 2013			March 28, 2014			March 29, 2013
	(in millions)
Components of net periodic benefit cost:
Service cost	$	27		$	32		$	1		$	1
Interest cost		36			33			2			2
Expected return on plan assets		(48	)		(42	)		(1	)		(1	)
Amortization of prior service costs (credits)		1			—			(1	)		1
Amortization of net loss (gain)		4			22			—			(1	)
Curtailment loss		1			—			—			—
Net periodic benefit cost	$	21		$	45		$	1		$	2