Summary of Significant Accounting Policies (Tables)

12 Months Ended

Jan. 31, 2013

Summary of Significant Accounting Policies [Abstract]

Estimated Useful Lives of Property, Plant and Equipment

Property, plant, and equipment is stated at actual cost and is depreciated or amortized using the straight-line method over the following estimated useful lives:

Buildings		30 to 35 years
Machinery and equipment		3 to 20 years
Leasehold improvements		Terms of lease, or estimated useful life (whichever is less)

- Definition

Tabular disclosure of the useful life and salvage value of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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