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Sale of Non-United States Accounts Receivable - Additional Information (Detail) - Jul. 31, 2015 | USD ($) | EUR (€) | SGD
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Finance Receivable Transferred To Held For Sale [Line Items] |  |  |
Receivables held by third party | $ 0 |  |
Singapore RPA [Member] |  |  |
Finance Receivable Transferred To Held For Sale [Line Items] |  |  |
Financing receivable maximum amount under receivable purchase agreement | 11,000,000 |  | SGD 15,000,000
European RPA [Member] |  |  |
Finance Receivable Transferred To Held For Sale [Line Items] |  |  |
Financing receivable maximum amount under receivable purchase agreement | $ 110,600,000 | € 100,000,000 |

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- Definition Finance Receivable Transferred To Held For Sale [Line Items] + References No definition available. + Details
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- Definition Financing receivable maximum amount under receivable purchase agreement. + References No definition available. + Details
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- Definition Amount, after allowance for bad debt, of trade receivables held-for-sale that are not part of a disposal group. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522 + Details
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- Details
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- Details
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