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Basis of Presentation and Summary of Significant Accounting Policies (Tables)
12 Months Ended
Sep. 28, 2012
Basis of Presentation and Summary of Significant Accounting Policies  
Estimated useful lives for property, plant and equipment (other than pooled subscriber systems)

 

 

Buildings and related improvements

  Up to 50 years

Leasehold improvements

  Lesser of remaining term of the lease or economic useful life

Subscriber systems

  Accelerated method up to 15 years

Other machinery, equipment and furniture and fixtures

  Up to 21 years