Basis of Presentation and Significant Accounting Policies (Tables)

12 Months Ended

Oct. 31, 2015

Accounting Policies [Abstract]

Estimated Useful Lives of Property, Plant and Equipment

We determine depreciation for financial reporting purposes using the straight-line method over the following estimated useful lives:

	Years*
Computer equipment and software	3–5
Machinery and other equipment	3–5
Transportation equipment	1.5–10
Buildings	10–40
Furniture and fixtures	5

*We depreciate assets under capital leases and leasehold improvements over the shorter of their estimated useful lives or the remaining lease term.