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Sale of Non-United States Accounts Receivable - Additional Information (Detail) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jan. 31, 2016 USD ($) | Apr. 30, 2017 USD ($) | Apr. 30, 2017 EUR (€) | Apr. 30, 2017 SGD
Finance Receivable Transferred To Held For Sale [Line Items] |  |  |  |
Minimum percentage of eligible receivables related with bank funds initial purchase price |  | 75.00% |  |
Maximum percentage of eligible receivables related with bank funds initial purchase price |  | 90.00% |  |
European RPA |  |  |  |
Finance Receivable Transferred To Held For Sale [Line Items] |  |  |  |
Financing receivable maximum amount under receivable purchase agreement |  | $ 109,000,000 | € 100,000,000 |
Purchasing Bank Affiliate |  |  |  |
Finance Receivable Transferred To Held For Sale [Line Items] |  |  |  |
Excess cash loaned back in exchange for subordinated note receivable | $ 44,200,000 |  |  |
Singapore RPA |  |  |  |
Finance Receivable Transferred To Held For Sale [Line Items] |  |  |  |
Financing receivable maximum amount under receivable purchase agreement |  | $ 10,700,000 |  | SGD 15,000,000
Percent of eligible receivables |  | 90.00% |  |

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- Definition Financing receivable maximum amount under receivable purchase agreement. + References No definition available. + Details
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- Definition Maximum percentage of eligible receivables related with bank funds initial purchase price. + References No definition available. + Details
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- Definition Minimum percentage of eligible receivables related with bank funds initial purchase price. + References No definition available. + Details
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- Definition The cash outflow to acquire an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date. Such amount may include accrued interest receivable in accordance with the terms of the note. The note also may contain provisions including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among myriad other features and characteristics. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3213-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 + Details
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