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v2.4.1.9

Debt and Leases (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Oct. 31, 2014 | Oct. 31, 2013 | Jun. 25, 2013
Debt Instrument [Line Items] |  |  |
Line of Credit Facility, Amount Outstanding | $ 945,000 us-gaap_LineOfCredit | $ 6,500,000 us-gaap_LineOfCredit |
Convertible Debt | 0 us-gaap_ConvertibleDebt | 38,000,000 us-gaap_ConvertibleDebt | 38,000,000 us-gaap_ConvertibleDebt
Capital Lease Obligations | 721,000 us-gaap_CapitalLeaseObligations | 497,000 us-gaap_CapitalLeaseObligations |
Debt, Long-term and Short-term, Combined Amount | 10,751,000 us-gaap_DebtLongtermAndShorttermCombinedAmount | 53,987,000 us-gaap_DebtLongtermAndShorttermCombinedAmount |
Debt Instrument, Unamortized Discount | 0 us-gaap_DebtInstrumentUnamortizedDiscount | 3,106,000 us-gaap_DebtInstrumentUnamortizedDiscount |
Long-term Debt | 10,751,000 us-gaap_LongTermDebt | 50,881,000 us-gaap_LongTermDebt |
Long-term Debt, Current Maturities | 1,439,000 us-gaap_LongTermDebtCurrent | 6,931,000 us-gaap_LongTermDebtCurrent |
Long-term Debt, Excluding Current Maturities | 9,312,000 us-gaap_LongTermDebtNoncurrent | 43,950,000 us-gaap_LongTermDebtNoncurrent |
Long-term Debt and Capital Lease Obligations, Repayments of Principal in Next Twelve Months | 493,000 us-gaap_LongTermDebtAndCapitalLeaseObligationsRepaymentsOfPrincipalInNextTwelveMonths |  |
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Two | 537,000 us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearTwo |  |
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Three | 351,000 us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearThree |  |
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Four | 2,368,000 us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFour |  |
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Five | 5,000 us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFive |  |
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal after Year Five | 6,052,000 us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterYearFive |  |
Debt and Capital Leases, Future Minimum Payments Due | 9,806,000 us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities |  |
Common stock issued to settle make-whole obligation, shares | 5,514,272 fcel_StockIssuedDuringPeriodSharesConversionofConvertibleSecuritiesDebtObligation |  |
Line of Credit Facility, Maximum Borrowing Capacity | 4,000,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity |  |
Debt Conversion, Original Debt, Amount | 38,000,000 us-gaap_DebtConversionOriginalDebtAmount1 |  |
Stock Issued During Period, Shares, Conversion of Convertible Securities | 24,500,000 us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities |  |
embedded derivative cash payment | 300,000 fcel_Embeddedderivativecashpayment |  |
Common stock issued to settle make-whole obligation, value |  | 600,000 us-gaap_StockIssuedDuringPeriodValueOther |
Embedded Derivative, Loss on Embedded Derivative | 8,700,000 us-gaap_EmbeddedDerivativeLossOnEmbeddedDerivative |  |
Embedded Derivative, No Longer Bifurcated, Amount Reclassified to Stockholders' Equity | 4,600,000 us-gaap_EmbeddedDerivativeNoLongerBifurcatedAmountReclassifiedToStockholdersEquity |  |
London Interbank Offered Rate (LIBOR) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate | 1.50%us-gaap_LongTermDebtPercentageBearingVariableInterestRate / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember |  |
NRG Energy [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | 40,000,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_DebtInstrumentAxis = fcel_NRGEnergyMember |  |
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Maximum | 8.50%us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMaximum / us-gaap_DebtInstrumentAxis = fcel_NRGEnergyMember |  |
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum | 8.00%us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum / us-gaap_DebtInstrumentAxis = fcel_NRGEnergyMember |  |
Parent [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Common stock issued to settle make-whole obligation, value | $ 12,900,000 us-gaap_StockIssuedDuringPeriodValueOther / us-gaap_StatementEquityComponentsAxis = us-gaap_ParentMember |  |

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- Definition Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 7 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737 + Details
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- Definition Including the current and noncurrent portions, carrying amount of debt identified as being convertible into another form of financial instrument (typically the entity's common stock) as of the balance sheet date, which originally required full repayment more than twelve months after issuance or greater than the normal operating cycle of the company. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16(a)(2)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 + Details
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- Definition The amount of the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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- Definition Maximum contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The amount of debt discount that was originally recognized at the issuance of the instrument that has yet to be amortized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28541-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 7 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 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 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20, 22 -Article 5 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Principal amount of long-term debt and capital lease obligation maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References No definition available. + Details
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