|
Property and Equipment Estimated Useful Lives (Detail)
|
12 Months Ended |
|---|---|
|
Jul. 28, 2012
Year
|
|
|
Buildings and improvements
|
|
| Property, Plant and Equipment [Line Items] | |
| Property, plant and equipment, minimum useful lives | 10 |
| Property, plant and equipment, maximum useful lives | 40 |
|
Distribution center equipment and machinery
|
|
| Property, Plant and Equipment [Line Items] | |
| Property, plant and equipment, minimum useful lives | 3 |
| Property, plant and equipment, maximum useful lives | 20 |
|
Leasehold improvements
|
|
| Property, Plant and Equipment [Line Items] | |
| Property, plant and equipment, useful lives | Shorter of the useful life or expected term of the lease |
|
Furniture, fixtures, and equipment
|
|
| Property, Plant and Equipment [Line Items] | |
| Property, plant and equipment, minimum useful lives | 2 |
| Property, plant and equipment, maximum useful lives | 10 |
|
Information technology
|
|
| Property, Plant and Equipment [Line Items] | |
| Property, plant and equipment, minimum useful lives | 3 |
| Property, plant and equipment, maximum useful lives | 10 |