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Pension, Postretirement Health Care and Other Benefits (Tables)
6 Months Ended
Aug. 02, 2014
Compensation and Retirement Disclosure [Abstract]  
Net Pension and Postretirement Health Care Benefits Expense
Net Pension and Postretirement
Health Care Benefits Expense
Pension Benefits
 
Postretirement Health Care Benefits
 
Three Months Ended
 
Six Months Ended
 
Three Months Ended
 
Six Months Ended
(millions)
Aug 2,
2014

 
Aug 3,
2013

 
Aug 2,
2014

 
Aug 3,
2013

 
Aug 2,
2014

 
Aug 3,
2013

 
Aug 2,
2014

 
Aug 3,
2013

Service cost
$
28

 
$
29

 
$
56

 
$
59

 
$
1

 
$
1

 
$
2

 
$
3

Interest cost
37

 
34

 
75

 
69

 

 
1

 
1

 
1

Expected return on assets
(59
)
 
(58
)
 
(117
)
 
(117
)
 

 

 

 

Amortization of losses
17

 
25

 
33

 
50

 
2

 
2

 
3

 
3

Amortization of prior service cost
(3
)
 
(2
)
 
(6
)
 
(5
)
 
(4
)
 
(4
)
 
(8
)
 
(8
)
Total
$
20

 
$
28

 
$
41

 
$
56

 
$
(1
)
 
$

 
$
(2
)
 
$
(1
)
Prepaid Forward Contracts on Target Common Stock
Prepaid Forward Contracts on Target Common Stock
August 2,
2014

 
February 1,
2014

 
August 3,
2013

(millions, except per share data)
 
 
Number of Shares
0.7

 
1.3

 
1.0

Contractual Price Paid per Share
$
42.88

 
$
48.81

 
$
45.01

Fair Value
$
40

 
$
73

 
$
73

Total Cash Investment
$
29

 
$
63

 
$
46