Pensions and Other Postretirement Benefits (Tables)

9 Months Ended

Oct. 01, 2017

Retirement Benefits [Abstract]

Components of Net Periodic Benefit Cost

Net periodic benefit cost for the Company’s defined benefit retirement plans and other benefit plans for the fiscal nine months of 2017 and 2016 include the following components:

	Fiscal Nine Months Ended
	Retirement Plans					Other Benefit Plans
(Dollars in Millions)	October 1, 2017			October 2, 2016		October 1, 2017		October 2, 2016
Service cost	$	772		676		185		166
Interest cost	693			698		119		118
Expected return on plan assets	(1,528		)	(1,475	)	(5	)	(4	)
Amortization of prior service cost/(credit)	2			2		(23	)	(25	)
Recognized actuarial losses	456			371		103		101
Curtailments and settlements	1			11		—		—
Net periodic benefit cost	$	396		283		379		356

Net periodic benefit cost for the Company’s defined benefit retirement plans and other benefit plans for the fiscal third quarters of 2017 and 2016 include the following components:

	Fiscal Third Quarters Ended
	Retirement Plans					Other Benefit Plans
(Dollars in Millions)	October 1, 2017			October 2, 2016		October 1, 2017		October 2, 2016
Service cost	$	266		224		62		56
Interest cost	232			232		40		39
Expected return on plan assets	(514		)	(490	)	(2	)	(1	)
Amortization of prior service cost/(credit)	1			2		(8	)	(9	)
Recognized actuarial losses	154			123		34		33
Curtailments and settlements	2			6		—		—
Net periodic benefit cost	$	141		97		126		118