Pension and Other Postretirement Benefits

6 Months Ended

Jun. 30, 2017

Pension and Other Postretirement Benefits [Abstract]

Pension and Other Postretirement Benefits

19.  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
	Second Quarter Ended						First Half Ended						Second Quarter Ended						First Half Ended
	June 30, 2017			June 24, 2016			June 30, 2017			June 24, 2016			June 30, 2017			June 24, 2016			June 30, 2017			June 24, 2016
	(in millions)
Components of net periodic benefit cost:
Service cost	$	29		$	28		$	58		$	55		$	—		$	—		$	1		$	1
Interest cost		36			34			71			69			1			2			2			3
Expected return on plan assets		(53	)		(51	)		(106	)		(102	)		(1	)		(1	)		(2	)		(2	)
Amortization of prior service credits		—			—			—			—			—			—			—			(1	)
Amortization of net loss (gains)		15			13			31			26			—			—			(1	)		—
Net periodic benefit cost	$	27		$	24		$	54		$	48		$	—		$	1		$	—		$	1

Contributions. The Company contributed cash of $11 million to its pension plans and $3 million to its other postretirement benefit plans during the first half period ended June 30, 2017. The Company expects to contribute an additional $89 million to its pension plans and $7 million to its other postretirement benefit plans during the remainder of 2017.