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Benefit Plans Shares issued to Board Members (Details) (USD $) In Millions, except Share data, unless otherwise specified | 12 Months Ended
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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 us-gaap_StockIssuedDuringPeriodValueIssuedForServices | $ 0.1 us-gaap_StockIssuedDuringPeriodValueIssuedForServices
Stock Issued During Period, Shares, Issued for Services | 11,570 us-gaap_StockIssuedDuringPeriodSharesIssuedForServices | 29,787 us-gaap_StockIssuedDuringPeriodSharesIssuedForServices

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- Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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
Name: | us-gaap_StockIssuedDuringPeriodSharesIssuedForServices
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- 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
Name: | us-gaap_StockIssuedDuringPeriodValueIssuedForServices
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration