v2.4.0.8
Summary of Significant Accounting Policies - Estimated Useful Lives of Property, Plant and Equipments (Detail)
12 Months Ended
Sep. 28, 2013
Building and Improvements [Member] | Minimum [Member]
 
Property, Plant and Equipment [Line Items]  
Property, plant and equipment, estimated useful life 35 years
Building and Improvements [Member] | Maximum [Member]
 
Property, Plant and Equipment [Line Items]  
Property, plant and equipment, estimated useful life 40 years
Equipment and Software [Member] | Minimum [Member]
 
Property, Plant and Equipment [Line Items]  
Property, plant and equipment, estimated useful life 3 years
Equipment and Software [Member] | Maximum [Member]
 
Property, Plant and Equipment [Line Items]  
Property, plant and equipment, estimated useful life 10 years
Equipment Under Customer Usage Agreements [Member] | Minimum [Member]
 
Property, Plant and Equipment [Line Items]  
Property, plant and equipment, estimated useful life 3 years
Equipment Under Customer Usage Agreements [Member] | Maximum [Member]
 
Property, Plant and Equipment [Line Items]  
Property, plant and equipment, estimated useful life 8 years
Furniture and Fixtures [Member] | Minimum [Member]
 
Property, Plant and Equipment [Line Items]  
Property, plant and equipment, estimated useful life 5 years
Furniture and Fixtures [Member] | Maximum [Member]
 
Property, Plant and Equipment [Line Items]  
Property, plant and equipment, estimated useful life 7 years
Leasehold Improvements [Member]
 
Property, Plant and Equipment [Line Items]  
Property, plant and equipment, estimated useful life Shorter of the Original Term of Lease or Estimated Useful Life