Other Information (Details 1) - USD ($) $ in Millions	12 Months Ended
	Jan. 29, 2016	Jan. 30, 2015		Jan. 31, 2014
Sales by Product Category
Total sales	$ 59,074	$ 56,223		$ 53,417
Percentage of total sales	100.00%	100.00%		100.00%
Lumber & Building Materials [Member]
Sales by Product Category
Total sales	$ 7,110	$ 6,877	[1]	$ 6,591	[1]
Percentage of total sales	12.00%	12.00%	[1]	12.00%	[1]
Tools & Hardware [Member]
Sales by Product Category
Total sales	$ 6,505	$ 6,193	[1]	$ 5,803	[1]
Percentage of total sales	11.00%	11.00%	[1]	11.00%	[1]
Appliances [Member]
Sales by Product Category
Total sales	$ 6,477	$ 5,710	[1]	$ 5,276	[1]
Percentage of total sales	11.00%	10.00%	[1]	10.00%	[1]
Fashion Fixtures [Member]
Sales by Product Category
Total sales	$ 5,812	$ 5,600	[1]	$ 5,278	[1]
Percentage of total sales	10.00%	10.00%	[1]	10.00%	[1]
Rough Plumbing & Electrical [Member]
Sales by Product Category
Total sales	$ 5,218	$ 4,996	[1]	$ 4,751	[1]
Percentage of total sales	9.00%	9.00%	[1]	9.00%	[1]
Lawn & Garden [Member]
Sales by Product Category
Total sales	$ 4,756	$ 4,622	[1]	$ 4,419	[1]
Percentage of total sales	8.00%	8.00%	[1]	8.00%	[1]
Seasonal Living [Member]
Sales by Product Category
Total sales	$ 3,953	$ 3,735	[1]	$ 3,620	[1]
Percentage of total sales	7.00%	7.00%	[1]	7.00%	[1]
Paint [Member]
Sales by Product Category
Total sales	$ 3,716	$ 3,619	[1]	$ 3,472	[1]
Percentage of total sales	6.00%	6.00%	[1]	6.00%	[1]
Flooring [Member]
Sales by Product Category
Total sales	$ 3,338	$ 3,218	[1]	$ 3,061	[1]
Percentage of total sales	6.00%	6.00%	[1]	6.00%	[1]
Millwork [Member]
Sales by Product Category
Total sales	$ 3,277	$ 3,141	[1]	$ 2,943	[1]
Percentage of total sales	6.00%	6.00%	[1]	6.00%	[1]
Kitchens [Member]
Sales by Product Category
Total sales	$ 3,245	$ 3,138	[1]	$ 3,074	[1]
Percentage of total sales	5.00%	6.00%	[1]	6.00%	[1]
Outdoor Power Equipment [Member]
Sales by Product Category
Total sales	$ 2,499	$ 2,340	[1]	$ 2,218	[1]
Percentage of total sales	4.00%	4.00%	[1]	4.00%	[1]
Home Fashions [Member]
Sales by Product Category
Total sales	$ 2,470	$ 2,414	[1]	$ 2,350	[1]
Percentage of total sales	4.00%	4.00%	[1]	4.00%	[1]
Other [Member]
Sales by Product Category
Total sales	$ 698	$ 620	[1]	$ 561	[1]
Percentage of total sales	1.00%	1.00%	[1]	1.00%	[1]

[1] Certain prior period amounts have been reclassified to conform to current product category classifications.