v2.4.0.8
Segment Reporting Information by Segment (Detail) (USD $)
In Millions, unless otherwise specified
 3 Months Ended 4 Months Ended 12 Months Ended
May 12, 2013
Feb. 17, 2013
Nov. 25, 2012
May 06, 2012
Feb. 12, 2012
Nov. 20, 2011
Sep. 01, 2013
Sep. 02, 2012
Sep. 01, 2013
Sep. 02, 2012
Aug. 28, 2011
Segment Reporting Information [Line Items]                      
Total revenue $ 24,083 $ 24,871 $ 23,715 $ 22,324 $ 22,967 $ 21,628 $ 32,487 $ 32,218 $ 105,156 $ 99,137 $ 88,915
Operating income 722 738 639 623 644 543 954 949 3,053 2,759 2,439
Depreciation and amortization                 946 908 855
Additions to property and equipment                 2,083 1,480 1,290
Net property and equipment             13,881 12,961 13,881 12,961 12,432
Total assets             30,283 27,140 30,283 27,140 26,761
United States Operations
                      
Segment Reporting Information [Line Items]                      
Total revenue                 75,493 71,776 64,904
Operating income                 1,810 1,632 1,395
Depreciation and amortization                 696 667 640
Additions to property and equipment                 1,090 1,012 876
Net property and equipment             9,652 9,236 9,652 9,236 8,870
Total assets             20,608 18,401 20,608 18,401 18,558
Canadian Operations
                      
Segment Reporting Information [Line Items]                      
Total revenue                 17,179 15,717 14,020
Operating income                 756 668 621
Depreciation and amortization                 123 117 117
Additions to property and equipment                 186 170 144
Net property and equipment             1,621 1,664 1,621 1,664 1,608
Total assets             4,529 4,237 4,529 4,237 3,741
Other International Operations
                      
Segment Reporting Information [Line Items]                      
Total revenue                 12,484 11,644 9,991
Operating income                 487 459 423
Depreciation and amortization                 127 124 98
Additions to property and equipment                 807 298 270
Net property and equipment             2,608 2,061 2,608 2,061 1,954
Total assets             $ 5,146 $ 4,502 $ 5,146 $ 4,502 $ 4,462