Pension and Other Postretirement Benefits

9 Months Ended

Sep. 25, 2015

Compensation and Retirement Disclosure [Abstract]

Pension and Other Postretirement Benefits

18.  Pension and Other Postretirement Benefits

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
	Third Quarter Ended						Year-to-Date Ended						Third Quarter Ended						Year-to-Date Ended
	September 25, 2015			September 26, 2014			September 25, 2015			September 26, 2014			September 25, 2015			September 26, 2014			September 25, 2015			September 26, 2014
	(in millions)
Components of net periodic benefit cost:
Service cost	$	29		$	26		$	93		$	80		$	—		$	(2	)	$	2		$	—
Interest cost		38			37			112			110			1			4			5			8
Expected return on plan assets		(51	)		(48	)		(155	)		(145	)		(1	)		(1	)		(3	)		(3	)
Amortization of prior service costs (credits)		—			—			1			1			—			—			(2	)		(1	)
Amortization of net loss (gain)		17			4			51			13			—			(1	)		—			(2	)
Curtailment loss		3			—			3			1			—			(1	)		—			(1	)
Net periodic benefit cost	$	36		$	19		$	105		$	60		$	—		$	(1	)	$	2		$	1

Contributions. The Company contributed cash of $80 million to its pension plans and $5 million to its other postretirement benefit plans during the year-to-date period ended September 25, 2015. The Company expects to contribute an additional $18 million to its pension plans and $5 million to its other postretirement benefit plans during the remainder of 2015.