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Overview and Summary of Significant Accounting Policies (Details 2) - Major Customers - Accounts Receivable $ in Millions | 12 Months Ended
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Oct. 31, 2018 USD ($) receivable_balance | Oct. 31, 2017 USD ($)
Concentration Risk |  |
Concentration of credit risk (as a percent) |  | 10.00%
Three largest outsourced manufacturer |  |
Concentration Risk |  |
Number of largest distributor and reseller receivable balances or largest outsourced manufacturer receivable balances | receivable_balance | 3 |
Concentration of credit risk (as a percent) | 92.00% | 87.00%
Manufacturer receivables | $ | $ 684 | $ 594

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- Definition Amount due from manufacturers, or arising from transactions not separately disclosed, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), net of the reclass to inventory established for the purpose of reducing such receivables to an amount that approximates their net realizable value. + References No definition available. + Details
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