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Segment and Geographic Information (Details) (USD $)
In Millions, unless otherwise specified
1 Months Ended 3 Months Ended 11 Months Ended 12 Months Ended
Jan. 31, 2012
Jan. 31, 2011
Feb. 02, 2013
Nov. 03, 2012
Aug. 04, 2012
May 05, 2012
Mar. 03, 2012
Nov. 26, 2011
Aug. 27, 2011
May 28, 2011
Feb. 02, 2013
Jan. 28, 2012
Mar. 03, 2012
Feb. 26, 2011
Business segment information                            
Goodwill impairments                     $ 822 $ 0 $ 0 $ 0
Total revenue     14,952 9,381 9,339 10,373 15,161 10,749 10,095 9,471 39,948 41,319 45,476 44,432
Operating income (loss) (14) (1) (182) 2 88 264 1,231 309 384 276 (116) 1,898 2,200 2,280
Other income (expense)                            
Gain on sale of investments                     0 55 55 0
Investment income and other                     20 23 22 28
Interest expense                     (100) (101) (111) (61)
Earnings (loss) from continuing operations before income tax expense and equity in income of affiliates                     (196) 1,875 2,166 2,247
Domestic [Member]
                           
Business segment information                            
Operating income (loss)                     734   1,964 2,210
International [Member]
                           
Business segment information                            
Total revenue                     6,605   7,861 7,362
Percentage of revenue, by revenue category (as a percent)     100.00%       100.00%       100.00%   100.00% 100.00%
Operating income (loss)                     (850)   236 70
International [Member] | Consumer Electronics [Member]
                           
Business segment information                            
Percentage of revenue, by revenue category (as a percent)     31.00%       34.00%       31.00%   34.00% 35.00%
International [Member] | Computing and Mobile Phones [Member]
                           
Business segment information                            
Percentage of revenue, by revenue category (as a percent)     39.00%       36.00%       39.00%   36.00% 34.00%
International [Member] | Entertainment [Member]
                           
Business segment information                            
Percentage of revenue, by revenue category (as a percent)     8.00%       8.00%       8.00%   8.00% 10.00%
International [Member] | Appliances [Member]
                           
Business segment information                            
Percentage of revenue, by revenue category (as a percent)     17.00%       17.00%       17.00%   17.00% 16.00%
International [Member] | Services [Member]
                           
Business segment information                            
Percentage of revenue, by revenue category (as a percent)     5.00%       5.00%       5.00%   5.00% 5.00%
Maximum [Member] | International [Member] | Other [Member]
                           
Business segment information                            
Maximum percentage of revenue, by revenue category (as a percent)     1.00%       1.00%       1.00%   1.00% 1.00%
Scenario, Previously Reported [Member]
                           
Business segment information                            
Goodwill impairments                     822 1,207 1,207 0
Number of reportable segments                     2      
Other income (expense)                            
Total Assets     16,787       16,005       16,787   16,005 17,849
Total capital expenditures                     705 709 766 744
Total depreciation                     794 811 897 896
Scenario, Previously Reported [Member] | Domestic [Member]
                           
Business segment information                            
Goodwill impairments                     3   0 0
Total revenue                     33,343   37,615 37,070
Percentage of revenue, by revenue category (as a percent)     100.00%       100.00%       100.00%   100.00% 100.00%
Other income (expense)                            
Total Assets     10,874       9,592       10,874   9,592 9,610
Total capital expenditures                     488   488 481
Scenario, Previously Reported [Member] | Domestic [Member] | Consumer Electronics [Member]
                           
Business segment information                            
Percentage of revenue, by revenue category (as a percent)     33.00%       36.00%       33.00%   36.00% 37.00%
Scenario, Previously Reported [Member] | Domestic [Member] | Computing and Mobile Phones [Member]
                           
Business segment information                            
Percentage of revenue, by revenue category (as a percent)     44.00%       40.00%       44.00%   40.00% 37.00%
Scenario, Previously Reported [Member] | Domestic [Member] | Entertainment [Member]
                           
Business segment information                            
Percentage of revenue, by revenue category (as a percent)     10.00%       12.00%       10.00%   12.00% 14.00%
Scenario, Previously Reported [Member] | Domestic [Member] | Appliances [Member]
                           
Business segment information                            
Percentage of revenue, by revenue category (as a percent)     6.00%       5.00%       6.00%   5.00% 5.00%
Scenario, Previously Reported [Member] | Domestic [Member] | Services [Member]
                           
Business segment information                            
Percentage of revenue, by revenue category (as a percent)     6.00%       6.00%       6.00%   6.00% 6.00%
Scenario, Previously Reported [Member] | Domestic [Member] | Other [Member]
                           
Business segment information                            
Percentage of revenue, by revenue category (as a percent)     1.00%       1.00%       1.00%   1.00% 1.00%
Scenario, Previously Reported [Member] | International [Member]
                           
Business segment information                            
Goodwill impairments                     819   1,207 0
Other income (expense)                            
Total Assets     5,913       6,413       5,913   6,413 8,239
Total capital expenditures                     217   278 263
Scenario, Previously Reported [Member] | Continuing Operations [Member]
                           
Other income (expense)                            
Total depreciation                     794   879 876
Scenario, Previously Reported [Member] | Continuing Operations [Member] | Domestic [Member]
                           
Other income (expense)                            
Total depreciation                     561   612 615
Scenario, Previously Reported [Member] | Continuing Operations [Member] | International [Member]
                           
Other income (expense)                            
Total depreciation                     $ 233   $ 267 $ 261