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Significant Accounting Policies (Tables)
12 Months Ended
Apr. 26, 2013
Property and Equipment Depreciation Life

Depreciation and amortization is computed using the straight-line method, generally over the following periods:

 

     Depreciation Life (years)

Buildings

   40 years

Building improvements

   10 years

Furniture and fixtures

   5 years

Computer, production, engineering and other equipment

   3 years

Software

   3 to 5 years

Leasehold improvements

   Shorter of remaining lease term or useful life