v2.4.0.6

Changes in Allowance for Doubtful Accounts (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Oct. 31, 2012 | Oct. 31, 2011 | Oct. 31, 2010
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Balance at Beginning of Period | $ 2,489 |  | $ 2,727 |  | $ 3,587 |
Provisions | 3,754 |  | 1,058 |  | (899) |
Write-offs | (171) | [1] | (1,296) | [1] | 39 | [1]
Balance at End of Period | $ 6,072 |  | $ 2,489 |  | $ 2,727 |
[1] | Balances written off, net of recoveries.

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- Definition Provision and Recovery For Doubtful Accounts + References No definition available. + Details
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- Details
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- Definition For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5074-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 4 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition Total of the deductions in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 09 -Article 12 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e24092-122690 + Details
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