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Fair Value Disclosure, Nonrecurring (Deprecated 2018-01-31)","description":"This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a nonrecurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.","units":{"USD":[{"end":"2016-04-30","val":0,"accn":"0001171843-17-003624","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-06-14","frame":"CY2016Q1I"},{"end":"2016-10-31","val":0,"accn":"0001171843-17-005539","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-09-14"},{"end":"2016-10-31","val":0,"accn":"0001171843-18-000600","fy":2017,"fp":"FY","form":"10-K","filed":"2018-01-24","frame":"CY2016Q3I"},{"end":"2017-04-30","val":0,"accn":"0001171843-17-003624","fy":2017,"fp":"Q2","form":"10-Q","filed":"2017-06-14","frame":"CY2017Q1I"},{"end":"2017-07-31","val":0,"accn":"0001171843-17-005539","fy":2017,"fp":"Q3","form":"10-Q","filed":"2017-09-14","frame":"CY2017Q2I"},{"end":"2017-10-31","val":0,"accn":"0001171843-18-000600","fy":2017,"fp":"FY","form":"10-K","filed":"2018-01-24","frame":"CY2017Q3I"},{"end":"2018-01-31","val":0,"accn":"0001171843-18-002022","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-03-16","frame":"CY2017Q4I"}]}},"AssetsNoncurrent":{"label":"Assets, Noncurrent","description":"Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold or consumed after one year or beyond the normal operating cycle, if longer.","units":{"USD":[{"end":"2015-10-31","val":206916,"accn":"0001102624-17-000046","fy":2016,"fp":"FY","form":"10-K","filed":"2017-01-26","frame":"CY2015Q3I"},{"end":"2016-10-31","val":278633,"accn":"0001102624-17-000046","fy":2016,"fp":"FY","form":"10-K","filed":"2017-01-26","frame":"CY2016Q3I"}]}},"BusinessAcquisitionCostOfAcquiredEntityPurchasePrice":{"label":"Business Acquisition, Cost of Acquired Entity, Purchase Price (Deprecated 2013-01-31)","description":"The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.","units":{"USD":[{"end":"2011-10-31","val":862500,"accn":"0001102624-13-000108","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-29","frame":"CY2011Q3I"},{"end":"2012-10-31","val":608103,"accn":"0001102624-13-000108","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-29","frame":"CY2012Q3I"}]}},"BusinessAcquisitionProFormaEarningsPerShareDiluted":{"label":"Business Acquisition, Pro Forma Earnings Per Share, Diluted","description":"The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a 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materials.","units":{"USD":[{"end":"2011-10-31","val":5000,"accn":"0001102624-13-000108","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-29","frame":"CY2011Q3I"},{"end":"2012-10-31","val":0,"accn":"0001102624-13-000108","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-29","frame":"CY2012Q3I"}]}},"BusinessAcquisitionPurchasePriceAllocationPropertyPlantAndEquipment":{"label":"Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment (Deprecated 2013-01-31)","description":"The amount of acquisition cost of a business combination allocated to property, plant and equipment to be used in ongoing operations.","units":{"USD":[{"end":"2011-10-31","val":183000,"accn":"0001102624-13-000108","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-29","frame":"CY2011Q3I"},{"end":"2012-10-31","val":55650,"accn":"0001102624-13-000108","fy":2012,"fp":"FY","form":"10-K","filed":"2013-01-29","frame":"CY2012Q3I"}]}},"BusinessAcquisitionsProFormaNetIncomeLoss":{"label":"Business 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Includes other kinds of accounts that have the general characteristics of demand deposits. 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Excludes capital lease 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Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2017-10-31","val":3600000,"accn":"0001171843-18-000600","fy":2017,"fp":"FY","form":"10-K","filed":"2018-01-24","frame":"CY2017Q3I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour":{"label":"Long-Term Debt, Maturity, Year Four","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2017-10-31","val":4500000,"accn":"0001171843-18-000600","fy":2017,"fp":"FY","form":"10-K","filed":"2018-01-24","frame":"CY2017Q3I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree":{"label":"Long-Term Debt, Maturity, Year Three","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).","units":{"USD":[{"end":"2017-10-31","val":4933000,"accn":"0001171843-18-000600","fy":2017,"fp":"FY","form":"10-K","filed":"2018-01-24","frame":"CY2017Q3I"}]}},"LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo":{"label":"Long-Term Debt, Maturity, Year Two","description":"Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second fiscal year following current fiscal year. 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