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Accounting Policies Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Jan. 31, 2015
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Property, plant and equipment
The following table summarizes the Company's property and equipment balances and includes the estimated useful lives that are generally used to depreciate the assets on a straight-line basis:
 
 
 
 
Fiscal Years Ended January 31,
(Amounts in millions)
 
Estimated Useful Lives
 
2015
 
2014
Land
 
N/A
 
$
26,261

 
$
26,184

Buildings and improvements
 
3-40 years
 
97,496

 
95,488

Fixtures and equipment
 
2-30 years
 
45,044

 
42,971

Transportation equipment
 
3-15 years
 
2,807

 
2,785

Construction in progress
 
N/A
 
5,787

 
5,661

Property and equipment
 
 
 
$
177,395

 
$
173,089

Accumulated depreciation
 
 
 
(63,115
)
 
(57,725
)
Property and equipment, net
 
 
 
$
114,280

 
$
115,364
Schedule of goodwill
The following table reflects goodwill activity, by reportable segment, for fiscal 2015 and 2014:
(Amounts in millions)
 
Walmart U.S.
 
Walmart
International
 
Sam's Club
 
Total
Balances as of February 1, 2013
 
$
443

 
$
19,741

 
$
313

 
$
20,497

Changes in currency translation and other
 
—

 
(1,000
)
 
—

 
(1,000
)
Acquisitions(1)
 
8

 
5

 
—

 
13

Balances as of January 31, 2014
 
451

 
18,746

 
313

 
19,510

Changes in currency translation and other
 
—

 
(1,418
)
 
—

 
(1,418
)
Acquisitions(1)
 
10

 
—

 
—

 
10

Balances as of January 31, 2015
 
$
461

 
$
17,328

 
$
313

 
$
18,102

(1)
Goodwill recorded for fiscal 2015 and 2014 acquisitions relates to acquisitions that are not significant, individually or in the aggregate, to the Company's Consolidated Financial Statements.
Deferred revenue, by arrangement, disclosure
The following table summarizes membership fee activity for fiscal 2015, 2014 and 2013:
 
 
Fiscal Years Ended January 31,
(Amounts in millions)
 
2015
 
2014
 
2013
Deferred membership fee revenue, beginning of year
 
$
641

 
$
575

 
$
559

Cash received from members
 
1,410

 
1,249

 
1,133

Membership fee revenue recognized
 
(1,292
)
 
(1,183
)
 
(1,117
)
Deferred membership fee revenue, end of year
 
$
759

 
$
641

 
$
575