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Project Assets - Additional Information (Details) $ in Thousands |  | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Apr. 05, 2018 USD ($) | Jul. 31, 2018 USD ($) ProjectAsset | Oct. 31, 2017 USD ($) ProjectAsset
Project Assets [Abstract] |  |  |
Long-term project assets construction in progress |  | $ 59,700 | $ 40,900
Long-term project assets |  | $ 89,694 | $ 73,001
Number of project assets | ProjectAsset |  | 5 | 5
Sale leaseback transaction, net book value |  | $ 30,000 | $ 32,100
Project revenue | $ 10,800 |  |
Reduction in project assets relating to sale | $ 9,800 |  |
Impairment on project asset |  | $ 500 |

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- Definition Impairment on termination of project. + References No definition available. + Details
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- Definition Long-term project assets. + References No definition available. + Details
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- Definition Long term project assets construction in progress. + References No definition available. + Details
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- Definition Number of project assets. + References No definition available. + Details
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- Definition Project assets [Abstract] + References No definition available. + Details
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- Definition Reduction in project assets relating to sale. + References No definition available. + Details
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- Definition Sales revenue project assets. + References No definition available. + Details
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- Definition The net book value of the asset(s) sold in connection with the sale of the property to another party and lease back to the seller. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 40 -Section 55 -Paragraph 51 -URI http://asc.fasb.org/extlink&oid=82846721&loc=d3e51840-112757 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 40 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=77888430&loc=SL77919786-209982 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 40 -Section 55 -Paragraph 52 -URI http://asc.fasb.org/extlink&oid=82846721&loc=d3e51843-112757 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 40 -Section 55 -Paragraph 50 -URI http://asc.fasb.org/extlink&oid=82846721&loc=d3e51831-112757 + Details
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