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Summary of Significant Accounting Policies (Narrative) (Details) (USD $) | 3 Months Ended | 12 Months Ended |  | 0 Months Ended |  |  | 12 Months Ended
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Oct. 31, 2012 | Jul. 31, 2012 | Apr. 30, 2012 | Jan. 31, 2012 | Oct. 31, 2012 | Oct. 31, 2011 | Oct. 31, 2010 | Oct. 28, 2011 building | Mar. 10, 2011 Interest Rate Swap [Member] swap | Oct. 31, 2012 Interest Rate Swap [Member] | Oct. 31, 2012 Interest Rate Swap [Member] Accrued Liabilities [Member] | Oct. 31, 2011 Interest Rate Swap [Member] Accrued Liabilities [Member] | Oct. 31, 2012 Minimum [Member] | Oct. 31, 2012 Maximum [Member] | Oct. 31, 2012 Building [Member] Minimum [Member] | Oct. 31, 2012 Building [Member] Maximum [Member] | Oct. 31, 2012 Machinery and equipment [Member] Minimum [Member] | Oct. 31, 2012 Machinery and equipment [Member] Maximum [Member]
Estimates and Critical Accounting Policies [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Inventory target to keep on hand to maintain high customer service levels (months) |  |  |  |  |  |  |  |  |  |  |  |  | 5 months | 7 months |  |  |  |
Goodwill impairment |  |  |  |  | $ 0 | $ 0 |  |  |  |  |  |  |  |  |  |  |  |
Basis points, discount rate comparison |  |  |  |  |  | 1.00% |  |  |  |  |  |  |  |  |  |  |  |
Basis points, sensitivity comparison on impairment goodwill |  |  |  |  |  | 1.00% |  |  |  |  |  |  |  |  |  |  |  |
Foreign Currency Translation [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net foreign exchange gain (loss) |  |  |  |  | (1,500,000) | (1,000,000) | (1,200,000) |  |  |  |  |  |  |  |  |  |  |
Financial Instruments [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of floating-to-fixed interest rate swaps |  |  |  |  |  |  |  |  | 5 |  |  |  |  |  |  |  |  |
Notional amount of interest rate derivatives |  |  |  |  |  |  |  |  | 200,000,000 |  |  |  |  |  |  |  |  |
Interest rate swaps, lower maturity range |  |  |  |  |  |  |  |  | 13 months |  |  |  |  |  |  |  |  |
Interest rate swaps, higher maturity range |  |  |  |  |  |  |  |  | 26 months |  |  |  |  |  |  |  |  |
Fixed rate on interest rate swaps, lower range |  |  |  |  |  |  |  |  | 1.27% |  |  |  |  |  |  |  |  |
Fixed rate on interest rate swaps, higher range |  |  |  |  |  |  |  |  | 1.78% |  |  |  |  |  |  |  |  |
Derivative liability, fair value |  |  |  |  |  |  |  |  |  | 3,900,000 | 300,000 | 300,000 |  |  |  |  |  |
Reclassification from OCI to interest expense in next 12 months |  |  |  |  |  |  |  |  |  | 2,400,000 |  |  |  |  |  |  |  |
Reclassification from OCI to interest expense after the next 12 months |  |  |  |  |  |  |  |  |  | 1,500,000 |  |  |  |  |  |  |  |
Insurance Recoveries [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of buildings with insurance claims |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |  |  |
Insurance recoveries | 5,000,000 |  |  |  | 5,000,000 | 0 | 0 |  |  |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, plant and equipment, useful life, (years) |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 35 years | 40 years | 3 years | 15 years
Impairments of property, plant and equipment |  |  |  |  | 0 | 0 |  |  |  |  |  |  |  |  |  |  |  |
Interest capitalized included in construction in progress |  |  |  |  | $ 2,500,000 | $ 8,700,000 |  |  |  |  |  |  |  |  |  |  |  |
Treasury Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares in treasury | 1,006,512 |  |  |  | 1,006,512 | 168,885 |  |  |  |  |  |  |  |  |  |  |  |
Number of shares purchased | 0 | 321,000 | 0 | 663,000 | 984,027 | 0 |  |  |  |  |  |  |  |  |  |  |  |

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- Definition The aggregate foreign currency transaction gain (loss) (both realized and unrealized) included in determining net income for the reporting period. Excludes foreign currency transactions designated as hedges of net investment in a foreign entity and intercompany foreign currency transactions that are of a long-term nature, when the entities to the transaction are consolidated, combined, or accounted for by the equity method in the reporting enterprise's financial statements. For certain enterprises, primarily banks, that are dealers in foreign exchange, foreign currency transaction gains (losses) may be disclosed as dealer gains (losses). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 52 -Paragraph 30 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450189&loc=d3e30690-110894 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6450222&loc=d3e30840-110895 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6450189&loc=d3e30700-110894 + Details
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- Definition Loss recognized during the period that results from the write-down of goodwill after comparing the implied fair value of reporting unit goodwill with the carrying amount of that goodwill. Goodwill is assessed at least annually for impairment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 43 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 72 -Subparagraph d -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph e -Clause 5 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 20 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 47 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13854-109267 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13777-109266 + Details
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