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This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' 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Leases, Rent Expense, Contingent Rentals","description":"The increases or decreases in lease payments that result from changes occurring after the inception of the lease in the factors (other than the passage of time) on which lease payments are based, except that any escalation of minimum lease payments relating to increases in construction or acquisition cost of the leased property or for increases in some measure of cost or value during the construction or preconstruction period, are excluded from contingent rentals. Contingent rentals also may include amounts for which the triggering events have not yet occurred or the specified targets for which have not yet been achieved (such as sales based percentage rent), but which events are considered probable of occurring or which specified targets are considered probable of being achieved.","units":{"USD":[{"start":"2012-11-01","end":"2013-10-31","val":0,"accn":"0001104659-14-001779","fy":2013,"fp":"FY","form":"10-K","filed":"2014-01-13","frame":"CY2013"},{"start":"2013-11-01","end":"2014-10-31","val":0,"accn":"0001104659-15-002031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-01-13","frame":"CY2014"}]}},"OperatingLeasesRentExpenseNet":{"label":"Operating Leases, Rent Expense, Net","description":"Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.","units":{"USD":[{"start":"2009-11-01","end":"2010-10-31","val":7285000,"accn":"0001104659-13-002222","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-14","frame":"CY2010"},{"start":"2010-11-01","end":"2011-10-31","val":8010000,"accn":"0001104659-13-002222","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-14"},{"start":"2010-11-01","end":"2011-10-31","val":8010000,"accn":"0001104659-14-001779","fy":2013,"fp":"FY","form":"10-K","filed":"2014-01-13","frame":"CY2011"},{"start":"2011-11-01","end":"2012-10-31","val":8787000,"accn":"0001104659-13-002222","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-14"},{"start":"2011-11-01","end":"2012-10-31","val":8787000,"accn":"0001104659-14-001779","fy":2013,"fp":"FY","form":"10-K","filed":"2014-01-13"},{"start":"2011-11-01","end":"2012-10-31","val":8787000,"accn":"0001104659-15-002031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-01-13","frame":"CY2012"},{"start":"2012-11-01","end":"2013-10-31","val":10568000,"accn":"0001104659-14-001779","fy":2013,"fp":"FY","form":"10-K","filed":"2014-01-13"},{"start":"2012-11-01","end":"2013-10-31","val":10568000,"accn":"0001104659-15-002031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-01-13","frame":"CY2013"},{"start":"2013-11-01","end":"2014-10-31","val":13411000,"accn":"0001104659-15-002031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-01-13","frame":"CY2014"}]}},"OperatingLossCarryforwards":{"label":"Operating 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Current","description":"Amount of current assets classified as 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tsToAcquireIntangibleAssets":{"label":"Payments 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Excludes employee stock ownership plan (ESOP).","units":{"USD":[{"start":"2008-11-01","end":"2009-10-31","val":40000,"accn":"0001104659-12-001968","fy":2011,"fp":"FY","form":"10-K","filed":"2012-01-13","frame":"CY2009"},{"start":"2009-11-01","end":"2010-07-31","val":40000,"accn":"0001104659-11-050312","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-09-06"},{"start":"2009-11-01","end":"2010-10-31","val":290000,"accn":"0001104659-13-002222","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-14","frame":"CY2010"},{"start":"2009-11-01","end":"2010-10-31","val":40000,"accn":"0001104659-12-001968","fy":2011,"fp":"FY","form":"10-K","filed":"2012-01-13"},{"start":"2010-11-01","end":"2011-04-30","val":40000,"accn":"0001104659-12-042477","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-06-08"},{"start":"2010-11-01","end":"2011-07-31","val":40000,"accn":"0001104659-12-061831","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-09-06"},{"start":"2010-11-01","end":"2011-07-31","val":40000,"accn":"0001104659-11-050312","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-09-06"},{"start":"2010-11-01","end":"2011-10-31","val":40000,"accn":"0001104659-13-002222","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-14","frame":"CY2011"},{"start":"2010-11-01","end":"2011-10-31","val":40000,"accn":"0001104659-12-001968","fy":2011,"fp":"FY","form":"10-K","filed":"2012-01-13"},{"start":"2011-11-01","end":"2012-04-30","val":290000,"accn":"0001104659-13-047737","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-06-07"},{"start":"2011-11-01","end":"2012-04-30","val":290000,"accn":"0001104659-12-042477","fy":2012,"fp":"Q2","form":"10-Q","filed":"2012-06-08"},{"start":"2011-11-01","end":"2012-07-31","val":290000,"accn":"0001104659-12-061831","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-09-06"},{"start":"2011-11-01","end":"2012-10-31","val":290000,"accn":"0001104659-13-002222","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-14","frame":"CY2012"},{"start":"2012-11-01","end":"2013-04-30","val":290000,"accn":"0001104659-13-047737","fy":2013,"fp":"Q2","form":"10-Q","filed":"2013-06-07"}]}},"StockholdersEquity":{"label":"Stockholders' Equity Attributable to Parent","description":"Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent 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"frame":"CY2015Q1I"}]}},"StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest":{"label":"Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest","description":"Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.","units":{"USD":[{"end":"2010-10-31","val":152388000,"accn":"0001104659-11-050312","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-09-06","frame":"CY2010Q3I"},{"end":"2011-07-31","val":179273000,"accn":"0001104659-11-050312","fy":2011,"fp":"Q3","form":"10-Q","filed":"2011-09-06","frame":"CY2011Q2I"}]}},"StockIssuedDuringPeriodSharesIssuedForServices":{"label":"Stock Issued During Period, Shares, Issued for Services","description":"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.","units":{"shares":[{"start":"2009-11-01","end":"2010-10-31","val":16432,"accn":"0001104659-13-002222","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-14","frame":"CY2010"},{"start":"2010-11-01","end":"2011-10-31","val":11432,"accn":"0001104659-13-002222","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-14"},{"start":"2010-11-01","end":"2011-10-31","val":11432,"accn":"0001104659-14-001779","fy":2013,"fp":"FY","form":"10-K","filed":"2014-01-13","frame":"CY2011"},{"start":"2011-11-01","end":"2012-10-31","val":11432,"accn":"0001104659-13-002222","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-14"},{"start":"2011-11-01","end":"2012-10-31","val":11432,"accn":"0001104659-14-001779","fy":2013,"fp":"FY","form":"10-K","filed":"2014-01-13"},{"start":"2011-11-01","end":"2012-10-31","val":11432,"accn":"0001104659-15-002031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-01-13","frame":"CY2012"},{"start":"2012-11-01","end":"2013-10-31","val":11431,"accn":"0001104659-14-001779","fy":2013,"fp":"FY","form":"10-K","filed":"2014-01-13"},{"start":"2012-11-01","end":"2013-10-31","val":11431,"accn":"0001104659-15-002031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-01-13","frame":"CY2013"},{"start":"2013-11-01","end":"2014-10-31","val":11431,"accn":"0001104659-15-002031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-01-13","frame":"CY2014"}]}},"StockIssuedDuringPeriodValueAcquisitions":{"label":"Stock Issued During Period, Value, Acquisitions","description":"Value of stock issued pursuant to acquisitions during the period.","units":{"USD":[{"start":"2008-11-01","end":"2009-10-31","val":250000,"accn":"0001104659-12-001968","fy":2011,"fp":"FY","form":"10-K","filed":"2012-01-13","frame":"CY2009"},{"start":"2009-11-01","end":"2010-10-31","val":397000,"accn":"0001104659-12-001968","fy":2011,"fp":"FY","form":"10-K","filed":"2012-01-13"},{"start":"2009-11-01","end":"2010-10-31","val":397000,"accn":"0001104659-13-002222","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-14","frame":"CY2010"},{"start":"2010-11-01","end":"2011-10-31","val":482000,"accn":"0001104659-12-001968","fy":2011,"fp":"FY","form":"10-K","filed":"2012-01-13"},{"start":"2010-11-01","end":"2011-10-31","val":482000,"accn":"0001104659-13-002222","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-14"},{"start":"2010-11-01","end":"2011-10-31","val":482000,"accn":"0001104659-14-001779","fy":2013,"fp":"FY","form":"10-K","filed":"2014-01-13","frame":"CY2011"},{"start":"2011-11-01","end":"2012-10-31","val":482000,"accn":"0001104659-15-002031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-01-13","frame":"CY2012"}]}},"StockIssuedDuringPeriodValueShareBasedCompensation":{"label":"Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture","description":"Value, after forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan 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Issued During Period, Value, Stock Options Exercised","description":"Value of stock issued as a result of the exercise of stock options.","units":{"USD":[{"start":"2008-11-01","end":"2009-10-31","val":843000,"accn":"0001104659-12-001968","fy":2011,"fp":"FY","form":"10-K","filed":"2012-01-13","frame":"CY2009"},{"start":"2009-11-01","end":"2010-10-31","val":797000,"accn":"0001104659-12-001968","fy":2011,"fp":"FY","form":"10-K","filed":"2012-01-13"},{"start":"2009-11-01","end":"2010-10-31","val":797000,"accn":"0001104659-13-002222","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-14","frame":"CY2010"},{"start":"2010-11-01","end":"2011-10-31","val":498000,"accn":"0001104659-12-001968","fy":2011,"fp":"FY","form":"10-K","filed":"2012-01-13"},{"start":"2010-11-01","end":"2011-10-31","val":498000,"accn":"0001104659-13-002222","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-14"},{"start":"2010-11-01","end":"2011-10-31","val":498000,"accn":"0001104659-14-001779","fy":2013,"fp":"FY","form":"10-K","filed":"2014-01-13","frame":"CY2011"},{"start":"2011-11-01","end":"2012-10-31","val":227000,"accn":"0001104659-13-002222","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-14"},{"start":"2011-11-01","end":"2012-10-31","val":227000,"accn":"0001104659-14-001779","fy":2013,"fp":"FY","form":"10-K","filed":"2014-01-13"},{"start":"2011-11-01","end":"2012-10-31","val":227000,"accn":"0001104659-15-002031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-01-13","frame":"CY2012"},{"start":"2012-11-01","end":"2013-10-31","val":263000,"accn":"0001104659-14-001779","fy":2013,"fp":"FY","form":"10-K","filed":"2014-01-13"},{"start":"2012-11-01","end":"2013-10-31","val":263000,"accn":"0001104659-15-002031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-01-13","frame":"CY2013"},{"start":"2013-11-01","end":"2014-10-31","val":259000,"accn":"0001104659-15-002031","fy":2014,"fp":"FY","form":"10-K","filed":"2015-01-13","frame":"CY2014"}]}},"StockRepurchasedAndRetiredDuringPeriodShares":{"label":"Stock 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Repurchased and Retired During Period, Value","description":"Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in 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