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Benefit Plans Shares issued to Board Members (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Oct. 31, 2015 | Oct. 31, 2014 | Oct. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Value of stock is equal to or less than | $ 0.1 | $ 0.1 | $ 0.0
Stock Issued During Period, Shares, Issued for Services | 2,399 | 979 | 2,482

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Number of shares issued in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issued for services contributed by vendors and founders. + References No definition available. + Details
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- Definition Value of stock issued in lieu of cash for services contributed to the entity. Value of the stock issued includes, but is not limited to, services contributed by vendors and founders. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | credit
Period Type: | duration