Retirement Benefit Plans (Tables)
12 Months Ended
Jan. 31, 2015
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]  
Types of Retirement and Other Benefits
Retirement and other benefits include:
Defined Benefit Pension Plans
Primary Pension Plan – funded
Supplemental retirement plans – unfunded
 
Other Benefit Plans
Postretirement benefits – medical and dental
Defined contribution plans:
401(k) savings, profit-sharing and stock ownership plan
Deferred compensation plan
Schedule of Costs of Retirement Plans
($ in millions)
 
 
 
 
 
 
Primary Pension Plan
 
2014
 
2013
 
2012
Service cost
 
$
61

 
$
78

 
$
87

Interest cost
 
211

 
204

 
242

Expected return on plan assets
 
(348
)
 
(340
)
 
(382
)
Amortization of actuarial loss/(gain)
 
52

 
152

 
220

Amortization of prior service cost/(credit)
 
7

 
6

 

Settlement expense
 

 

 
148

Loss/(gain) on transfer of benefits
 
15

 

 

Net periodic benefit expense/(income)
 
$
(2
)
 
$
100

 
$
315

 
 
 
 
 
 
 
Supplemental Pension Plans
 
 
 
 
 
 
Service cost
 
$

 
$

 
$
1

Interest cost
 
9

 
12

 
13

Amortization of actuarial loss/(gain)
 
14

 
24

 
23

Amortization of prior service cost/(credit)
 

 
1

 
1

Loss/(gain) on transfer of benefits
 
(15
)
 

 

Net periodic benefit expense/(income)
 
$
8

 
$
37

 
$
38

 
 
 
 
 
 
 
Primary and Supplemental Pension Plans Total
 
 
 
 
 
 
Service cost
 
$
61

 
$
78

 
$
88

Interest cost
 
220

 
216

 
255

Expected return on plan assets
 
(348
)
 
(340
)
 
(382
)
Amortization of actuarial loss/(gain)
 
66

 
176

 
243

Amortization of prior service cost/(credit)
 
7

 
7

 
1

Settlement charge
 

 

 
148

Loss/(gain) on transfer of benefits
 

 

 

Net periodic benefit expense/(income)
 
$
6

 
$
137

 
$
353

Schedule of Changes in Projected Benefit Obligations
 
Primary Pension Plan
 
Supplemental Plans
 
($ in millions)
2014
 
2013
 
2014
 
2013
 
Change in PBO
 
 
 
 
 

 
 
 
Beginning balance
$
4,477


$
5,042


$
219


$
303

  
Service cost
61

  
78

  

  

  
Interest cost
211

  
204

  
9

  
12

  
Amendments
20

  
17

  

  
(8
)
  
Transfer of benefits
56

 

 
(56
)
 

 
Actuarial loss/(gain)
818

  
(442
)
  
39

  
(34
)
  
Benefits (paid)
(389
)
 
(422
)
 
(20
)
 
(54
)
 
Balance at measurement date
$
5,254

  
$
4,477

  
$
191

  
$
219

  
 
 
 
 
 
 
 
 
 
Change in fair value of plan assets
 
 
 
 
 
 
 
 
Beginning balance
$
5,140

  
$
5,035

  
$

  
$

  
Company contributions

  

  
20

  
54

  
Actual return on assets(1)
723

  
527

  

  

  
Benefits (paid)
(389
)
 
(422
)
 
(20
)
 
(54
)
 
Balance at measurement date
$
5,474

  
$
5,140

  
$

  
$

  
Funded status of the plan
$
220

(2) 
$
663

(2) 
$
(191
)
(3) 
$
(219
)
(3) 
 
(1)
Includes plan administrative expenses.
(2)
Presented as Prepaid pension in the Consolidated Balance Sheets.
(3)
$16 million in 2014 and $44 million in 2013 were included in Other accounts payable and accrued expenses on the Consolidated Balance Sheets, and the remaining amounts were included in Other liabilities.
Schedule of Defined Benefit Plan Amounts Recognized in Other Comprehensive Income (Loss)
 
Primary Pension Plan
 
Supplemental Plans
($ in millions)
2014
 
2013
 
2014
 
2013
Net actuarial loss/(gain)
$
1,331

 
$
898

 
$
110

 
$
127

Prior service cost/(credit)
65

  
53

 
(4
)
  
(6
)
Total
$
1,396

(1) 
$
951

 
$
106

(1) 
$
121

 
(1)
In 2015, approximately $111 million for the Primary Pension Plan and $13 million for the supplemental plans are expected to be amortized from Accumulated other comprehensive income/(loss) into net periodic benefit expense/(income)
Schedule of Allocation of Plan Assets
 
 
Investments at Fair Value at January 31, 2015
($ in millions)
 
Level 1(1)
 
Level 2(1)
 
Level 3
 
Total
Assets
 
 
 
 
 
 
 
 
Cash
 
$
10

 
$
2

 
$

 
$
12

Common collective trusts
 

 
38

 

 
38

Cash and cash equivalents total
 
10

 
40

 

 
50

Common collective trusts – domestic
 

 
222

 

 
222

Common collective trusts – international
 

 
197

 

 
197

Equity securities – domestic
 
733

 

 

 
733

Equity securities – international
 
104

 

 

 
104

Private equity
 

 

 
281

 
281

Equity securities total
 
837

 
419

 
281

 
1,537

Common collective trusts
 

 
1,695

 

 
1,695

Corporate bonds
 

 
1,319

 
7

 
1,326

Swaps
 

 
415

 

 
415

Government securities
 

 
167

 

 
167

Corporate loans
 

 
69

 
5

 
74

Municipal bonds
 

 
66

 

 
66

Mortgage backed securities
 

 
5

 

 
5

Other fixed income
 

 
21

 

 
21

Fixed income total
 

 
3,757

 
12

 
3,769

Public REITs
 
100

 

 

 
100

Private real estate
 

 
20

 
153

 
173

Real estate total
 
100

 
20

 
153

 
273

Hedge funds
 

 

 
314

 
314

Other investments total
 

 

 
314

 
314

Total investment assets at fair value
 
$
947

 
$
4,236

 
$
760

 
$
5,943

Liabilities
 
 
 
 
 
 
 
 
Swaps
 
$

 
$
(428
)
 
$

 
$
(428
)
Other fixed income
 
(2
)
 
(3
)
 

 
(5
)
Fixed income total
 
(2
)
 
(431
)
 

 
(433
)
Total liabilities at fair value
 
$
(2
)
 
$
(431
)
 
$

 
$
(433
)
Accounts payable, net
 
 
 
 
 
 
 
(36
)
Total net assets
 
 
 
 
 
 
 
$
5,474

 
(1)
There were no significant transfers in or out of level 1 or 2 investments.
 
 
Investments at Fair Value at February 1, 2014
($ in millions)
 
Level 1(1)
 
Level 2(1)
 
Level 3
 
Total
Assets
 
 
 
 
 
 
 
 
Cash
 
$
158

 
$

 
$

 
$
158

Common collective trusts
 

 
32

 

 
32

Cash and cash equivalents total
 
158

 
32

 

 
190

Common collective trusts – domestic
 

 
224

 

 
224

Common collective trusts – international
 

 
335

 

 
335

Equity securities – domestic
 
1,206

 

 

 
1,206

Equity securities – international
 
197

 
6

 

 
203

Private equity
 

 

 
298

 
298

Equity securities total
 
1,403

 
565

 
298

 
2,266

Common collective trusts
 

 
1,099

 

 
1,099

Corporate bonds
 

 
838

 
11

 
849

Swaps
 

 
238

 

 
238

Municipal bonds
 

 
50

 

 
50

Mortgage backed securities
 

 
6

 

 
6

Corporate loans
 

 
27

 
6

 
33

Government securities
 

 
106

 

 
106

Other fixed income
 
1

 
12

 

 
13

Fixed income total
 
1

 
2,376

 
17

 
2,394

Public REITs
 
118

 

 

 
118

Private real estate
 

 
19

 
204

 
223

Real estate total
 
118

 
19

 
204

 
341

Hedge funds
 

 

 
153

 
153

Other investments total
 

 

 
153

 
153

Total investment assets at fair value
 
$
1,680

 
$
2,992

 
$
672

 
$
5,344

Liabilities
 
 
 
 
 
 
 
 
Swaps
 
$

 
$
(237
)
 
$

 
$
(237
)
Other fixed income
 
(2
)
 
(2
)
 

 
(4
)
Fixed income total
 
(2
)
 
(239
)
 

 
(241
)
Total liabilities at fair value
 
$
(2
)
 
$
(239
)
 
$

 
$
(241
)
Accounts payable, net
 
 
 
 
 
 
 
37

Total net assets
 
 
 
 
 
 
 
$
5,140


(1)
There were no significant transfers in or out of level 1 or 2 investments.
Schedule of Effect of Significant Unobservable Inputs, Changes in Plan Assets
 
2014
($ in millions)
Private Equity
 
Real Estate
 
Corporate Loans
 
Corporate Bonds
 
Hedge Funds
Balance, beginning of year
$
298

 
$
204

 
$
6

 
$
11

 
$
153

Transfers, net

 

 

 

 

Realized gains/(loss)
57

 
3

 

 

 
13

Unrealized (losses)/gains
(8
)
 
17

 

 
(1
)
 
(4
)
Purchases and issuances
31

 
3

 
4

 
5

 
467

Sales, maturities and settlements
(97
)
 
(74
)
 
(5
)
 
(8
)
 
(315
)
Balance, end of year
$
281

 
$
153

 
$
5

 
$
7

 
$
314

 
 
2013
($ in millions)
Private Equity
 
Real Estate
 
Corporate Loans
 
Corporate Bonds
 
Hedge Funds
Balance, beginning of year
$
297

 
$
231

 
$
12

 
$
10

 
$

Realized gains/(loss)
38

 
5

 

 

 

Unrealized (losses)/gains
3

 
11

 

 
(1
)
 
3

Purchases and issuances
33

 
4

 
2

 
2

 
150

Sales, maturities and settlements
(73
)
 
(47
)
 
(8
)
 

 

Balance, end of year
$
298

 
$
204

 
$
6

 
$
11

 
$
153

Schedule of Expected Benefit Payments
($ in millions)
 
Primary Plan Benefits
 
Supplemental Plan Benefits
2015
 
$
388

 
$
16

2016
 
333

 
44

2017
 
333

 
22

2018
 
334

 
15

2019
 
336

 
14

2020-2024
 
1,682

 
67

Schedule of Target Allocation Ranges for Defined Benefit Plan Assets
 
 
2014 Target
 
Plan Assets
Asset Class
 
Allocation Ranges
 
2014
 
2013
Equity
 
20% - 40%
 
29
%
 
44
%
Fixed income
 
50% - 60%
 
58
%
 
42
%
Real estate, cash and other investments
 
0% - 20%
 
13
%
 
14
%
Total
 
 
 
100
%
 
100
%
Schedule of Defined Contribution Plan Expense
($ in millions)
 
2014
 
2013
 
2012
Savings Plan – 401(k)
 
$
37

 
$
38

 
$
43

Savings Plan – retirement account
 
13

 
11

 
11

Mirror Savings Plan
 
3

 
3

 
3

Total
 
$
53

 
$
52

 
$
57

Weighted-Average Actuarial Assumptions Used To Determine Expense [Member]  
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]  
Schedule of Assumptions Used
 
2014
 
2013
 
2012
 
Expected return on plan assets
7.0
%
 
7.0
%
 
7.5
%
 
Discount rate
4.89
%
 
4.19
%
 
4.82
%
(1) 
Salary increase
3.5
%
 
4.7
%
 
4.7
%
 
 
(1)
The discount rate used was revised to 4.25% on the remeasurement date of September 30, 2012 as a result of the curtailments.
Weighted Average Actuarial Assumptions Used To Determine Liability [Member]  
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]  
Schedule of Assumptions Used
 
 
2014
 
2013
 
2012
Discount rate
 
3.87
%
 
4.89
%
 
4.19
%
Salary progression rate
 
3.5
%
 
3.5
%
 
4.7
%
Other Postretirement Benefit Plan, Defined Benefit [Member]  
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]  
Schedule of Costs of Retirement Plans
($ in millions)
 
2014
 
2013
 
2012
Interest cost
 
$
1

 
$
1

 
$
1

Amortization of actuarial loss/(gain)
 
(1
)
 
(1
)
 
(1
)
Amortization of prior service cost/(credit)
 
(8
)
 
(8
)
 
(14
)
Net periodic benefit expense/(income)
 
$
(8
)
 
$
(8
)
 
$
(14
)
Schedule of Changes in Projected Benefit Obligations
Obligations and Funded Status
($ in millions)
 
2014
 
 
 
2013
 
 
Change in APBO
 
 
 
 
 
 
 
 
Beginning balance
 
$
15

 
 
 
$
18

 
 
Interest cost
 
1

 
 
 
1

 
 
Participant contributions
 
9

 
 
 
13

 
 
Actuarial (gain)/loss
 
(3
)
 
 
 

 
 
Benefits (paid)
 
(11
)
 
 
 
(17
)
 
 
Balance at measurement date
 
$
11

 
 
 
$
15

 
 
Change in fair value of plan assets
 
 
 
 
 
 
 
 
Beginning balance
 
$

 
 
 
$

 
 
Participant contributions
 
9

 

 
13

 
 
Company contributions
 
2

 
 
 
4

 
 
Benefits (paid)
 
(11
)
 
 
 
(17
)
 
 
Balance at measurement date
 
$

 
 
 
$

 
 
Funded status of the plan
 
$
(11
)
 
(1) 
 
$
(15
)
 
(1) 
 
(1)
Of the total accrued liability, $1 million for 2014 and $2 million for 2013 was included in Other accounts payable and accrued expenses in the Consolidated Balance Sheets, and the remaining amounts were included in Other liabilities.
Schedule of Defined Benefit Plan Amounts Recognized in Other Comprehensive Income (Loss)
($ in millions)
 
2014
 
 
 
2013
Net actuarial loss/(gain)
 
$
(8
)
 
 
 
$
(6
)
Prior service cost/(credit)
 
(7
)
 
 
 
(15
)
Total
 
$
(15
)
 
(1) 
 
$
(21
)
  
(1) In 2015, approximately $(1) million of net actuarial loss/(gain) and $(7) million of prior service cost/(credit) for the postretirement plan are expected to be amortized from Accumulated other comprehensive income/(loss) into net periodic postretirement benefit (income) included in SG&A in the Consolidated Statement of Operations.
Schedule of Expected Benefit Payments
($ in millions)
Other Postretirement Benefits
2015
$
1

2016
1

2017
1

2018
1

2019
1

2020-2024
5