XML 81 R66.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Benefit Plans Employee Tax-Deferred Savings Plan (Details) (USD $) In Millions, unless otherwise specified | 10 Months Ended | 12 Months Ended
--- | --- | ---
Oct. 31, 2012 | Oct. 31, 2013 | Oct. 31, 2012
Employee Tax-Deferred Savings Plan [Abstract] |  |  |
Employer Matching Contribution Percentage | 1.00% | 2.00% |
Defined Contribution Plan, Cost Recognized |  | $ 0.3 | $ 0.1

X
- Details
Name: | fcel_EmployeeTaxDeferredSavingsPlanAbstract
Namespace Prefix: | fcel_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Employer Matching Contribution Percentage + References No definition available. + Details
Name: | fcel_EmployerMatchingContributionPercentage
Namespace Prefix: | fcel_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of the cost recognized during the period for defined contribution plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6414718&loc=d3e28014-114942 + Details
Name: | us-gaap_DefinedContributionPlanCostRecognized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration