POSTRETIREMENT BENEFIT PLANS (Tables)

6 Months Ended

Jun. 26, 2016

Pretax Net Periodic Benefit Cost

Our pretax net periodic benefit cost related to our qualified defined benefit pension plans and retiree medical and life insurance plans consisted of the following (in millions):

	Quarters Ended				Six Months Ended
	June 26, 2016		June 28, 2015		June 26, 2016		June 28, 2015
Qualified defined benefit pension plans
Service cost		$            212		$        218		$            424		$            435
Interest cost		466		447		931		895
Expected return on plan assets		(666)		(683)		(1,333)		(1,367)
Recognized net actuarial losses		339		400		679		800
Amortization of prior service (credits) costs		(97)		(98)		(193)		(195)
Total net periodic benefit cost		$            254		$        284		$            508		$            568
Retiree medical and life insurance plans
Service cost		$                6		$            5		$              12		$              10
Interest cost		29		27		59		55
Expected return on plan assets		(35)		(37)		(69)		(74)
Recognized net actuarial losses		9		11		17		22
Amortization of prior service costs		6		1		11		2
Total net periodic benefit cost		$              15		$            7		$              30		$              15