Overview and Summary of Significant Accounting Policies (Details 2) - Major Customers - Accounts Receivable $ in Billions	12 Months Ended
Oct. 31, 2015 USD ($) item	Oct. 31, 2014 USD ($)
Ten largest distributor
Concentration Risk
Number of largest distributor and reseller receivable balances or largest outsourced manufacturer receivable balances	10
Concentration of credit risk (as a percent)	42.00%	36.00%
Three largest outsourced manufacturer
Concentration Risk
Number of largest distributor and reseller receivable balances or largest outsourced manufacturer receivable balances	3
Concentration of credit risk (as a percent)	81.00%	68.00%
Supplier receivables \| $	$ 634.0	$ 600.0

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13531-108611

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6404-108592

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13537-108611

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