Depreciation and Amortization, Estimated Useful Lives of Assets (Detail)
|
12 Months Ended |
---|---|
Dec. 29, 2012
|
|
Land improvements | Minimum
|
|
Property, Plant and Equipment [Line Items] | |
Property, plant and equipment, useful life | 10 years |
Land improvements | Maximum
|
|
Property, Plant and Equipment [Line Items] | |
Property, plant and equipment, useful life | 20 years |
Buildings
|
|
Property, Plant and Equipment [Line Items] | |
Property, plant and equipment, useful life | 40 years |
Machinery and equipment | Minimum
|
|
Property, Plant and Equipment [Line Items] | |
Property, plant and equipment, useful life | 3 years |
Machinery and equipment | Maximum
|
|
Property, Plant and Equipment [Line Items] | |
Property, plant and equipment, useful life | 15 years |
Computer software | Minimum
|
|
Property, Plant and Equipment [Line Items] | |
Useful life of finite lived intangible asset, minimum | 3 years |
Computer software | Maximum
|
|
Property, Plant and Equipment [Line Items] | |
Useful life of finite lived intangible asset, minimum | 5 years |