Quarterly report pursuant to Section 13 or 15(d)

Retirement Benefit Plans (Tables)

v3.8.0.1
Retirement Benefit Plans (Tables)
9 Months Ended
Oct. 28, 2017
Retirement Benefit Plans [Abstract]  
Schedule of Pension Plan Expense/(Income)
The components of net periodic benefit expense/(income) for our non-contributory qualified defined benefit pension plan (Primary Pension Plan) and non-contributory supplemental pension plans were as follows:
 
Three Months Ended
 
Nine Months Ended
($ in millions)
October 28,
2017
 
October 29,
2016
 
October 28,
2017
 
October 29,
2016
Primary Pension Plan
 
 
 
 
 
 
 
Service cost
$
11

 
$
14

 
$
32

 
$
41

Interest cost
36

 
38

 
109

 
114

Expected return on plan assets
(53
)
 
(54
)
 
(160
)
 
(161
)
Amortization of prior service cost/(credit)
1

 
2

 
5

 
6

Settlement expense
12

 

 
12

 

Net periodic benefit expense/(income)
$
7

 
$

 
$
(2
)
 
$

 
 
 
 
 
 
 
 
Supplemental Pension Plans
 
 
 
 
 
 
 
Service cost
$

 
$

 
$

 
$

Interest cost
2

 
1

 
5

 
5

Net periodic benefit expense/(income)
$
2

 
$
1

 
$
5

 
$
5

 
 
 
 
 
 
 
 
Primary and Supplemental Pension Plans Total
 
 
 
 
 
 
 
Service cost
$
11

 
$
14

 
$
32

 
$
41

Interest cost
38

 
39

 
114

 
119

Expected return on plan assets
(53
)
 
(54
)
 
(160
)
 
(161
)
Amortization of prior service cost/(credit)
1

 
2

 
5

 
6

Settlement expense
12

 

 
12

 

Net periodic benefit expense/(income)
$
9

 
$
1

 
$
3

 
$
5