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Summary of Significant Accounting Policies (Narrative) (Details) (USD $) | 1 Months Ended | 3 Months Ended | 12 Months Ended |  | 0 Months Ended |  |  | 12 Months Ended
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Jan. 31, 2013 | Oct. 31, 2013 | Jul. 31, 2013 | Apr. 30, 2013 | Jan. 31, 2013 | Oct. 31, 2012 | Jul. 31, 2012 | Apr. 30, 2012 | Jan. 31, 2012 | Oct. 31, 2013 | Oct. 31, 2012 | Oct. 31, 2011 | Oct. 28, 2011 building | Mar. 10, 2011 Interest Rate Swap [Member] swap | Oct. 31, 2013 Interest Rate Swap [Member] | Oct. 31, 2013 Interest Rate Swap [Member] Accrued Liabilities [Member] | Oct. 31, 2012 Interest Rate Swap [Member] Accrued Liabilities [Member] | Oct. 31, 2013 Building [Member] Minimum [Member] | Oct. 31, 2013 Building [Member] Maximum [Member] | Oct. 31, 2013 Machinery and equipment [Member] Minimum [Member] | Oct. 31, 2013 Machinery and equipment [Member] Maximum [Member]
Estimates and Critical Accounting Policies [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Goodwill impairment |  |  |  |  |  |  |  |  |  | $ 0 | $ 0 |  |  |  |  |  |  |  |  |  |
Foreign Currency Translation [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net foreign exchange gain (loss) |  |  |  |  |  |  |  |  |  | 100,000 | (1,500,000) | (1,000,000) |  |  |  |  |  |  |  |  |
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 |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 months |  |  |  |  |  |  |
Interest rate swaps, higher maturity range |  |  |  |  |  |  |  |  |  |  |  |  |  | 14 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 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,700,000 | 300,000 | 300,000 |  |  |  |
Reclassification from OCI to interest expense in next 12 months |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,600,000 |  |  |  |  |  |
Reclassification from OCI to interest expense after the next 12 months |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 70,000 |  |  |  |  |  |
Insurance Recoveries [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of buildings with insurance claims |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |
Insurance recoveries | 19,100,000 |  |  |  | 14,100,000 |  |  |  |  | 14,084,000 | 5,000,000 | 0 |  |  |  |  |  |  |  |  |
Property, Plant and Equipment [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Property, plant and equipment, useful life, (years) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 35 years | 40 years | 3 years | 15 years
Interest capitalized included in construction in progress |  |  |  |  |  |  |  |  |  | 3,100,000 | 2,500,000 |  |  |  |  |  |  |  |  |  |
Treasury Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares in treasury |  | 2,339,740 |  |  |  | 1,006,512 |  |  |  | 2,339,740 | 1,006,512 |  |  |  |  |  |  |  |  |  |
Number of shares purchased |  | 960,000 | 0 | 0 | 460,000 | 0 | 321,000 | 0 | 663,000 | 1,420,728 | 984,027 |  |  |  |  |  |  |  |  |  |
Gain (Loss) on Disposition of Business |  | (21,100,000) |  |  |  |  |  |  |  | (21,062,000) | 0 | 0 |  |  |  |  |  |  |  |  |
Proceeds from Insurance Settlement, Operating Activities |  |  |  | $ 11,200,000 | $ 2,900,000 | $ 5,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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- Definition Gain (loss) from sale or disposal of an organization or integrated set of activities (for example, but not limited to, a partnership or corporation) engaged in providing a product or service in a commercial, industrial, or professional environment. + References No definition available. + Details
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- Definition The cash inflow from the amounts received by the insured under the terms of an insurance contract settlement. This element pertains only to insurance proceeds related to operating activities. It excludes insurance settlements classified as investing cash flows, for example, insurance settlements related to fixed assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 16 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3337-108585 + Details
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