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Pensions and Other Postretirement Benefits (Tables)
3 Months Ended
Apr. 02, 2017
Compensation and Retirement Disclosure [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 first quarters of 2017 and 2016 include the following components:
 
 
Fiscal First Quarters Ended
 
 
Retirement Plans
 
Other Benefit Plans
(Dollars in Millions)
 
April 2, 2017
 
April 3, 2016
 
April 2, 2017
 
April 3, 2016
Service cost
 
$
251

 
226

 
61

 
55

Interest cost
 
230

 
233

 
39

 
40

Expected return on plan assets
 
(505
)
 
(492
)
 
(2
)
 
(2
)
Amortization of prior service cost/(credit)
 

 
1

 
(7
)
 
(8
)
Recognized actuarial losses
 
152

 
124

 
34

 
34

Curtailments and settlements
 

 
1

 

 

Net periodic benefit cost
 
$
128

 
93

 
125

 
119