10-K Filing

FUELCELL ENERGY INC CIK: 886128 FY 2023

Filing Information

Form Type	10-K
Accession Number	`0001558370-23-019892`
Period End Date	20231031
Filing Date	20231219
Fiscal Year	2023
Fiscal Period	FY
XBRL Instance	fcel-20231031x10k_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 118 Income Statement 82 Cash Flow Statement 111 Stockholders Equity 49

Balance Sheet 118 line items

Line Item	Tag	Value	Unit	Period
Cash and cash equivalents, unrestricted	`CashAndCashEquivalentsAtCarryingValue`	$249.95M	USD	Point-in-time
Cash and cash equivalents, unrestricted	`CashAndCashEquivalentsAtCarryingValue`	$458.06M	USD	Point-in-time
Restricted cash and cash equivalents - short-term	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$4.42M	USD	Point-in-time
Restricted cash and cash equivalents - short-term	`RestrictedCashAndCashEquivalentsAtCarryingValue`	$5.16M	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.00	USD	Point-in-time
Investments - short-term	`ShortTermInvestments`	$103.76M	USD	Point-in-time
Common stock, par value	`CommonStockParOrStatedValuePerShare`	$0.00	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	1.00B	shares	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$3.81M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$4.88M	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	500.00M	shares	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	500.00M	shares	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	337.50M	shares	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	450.63M	shares	Point-in-time
Unbilled receivables	`UnbilledReceivablesCurrent`	$16.30M	USD	Point-in-time
Common stock, shares issued	`CommonStockSharesIssued`	405.56M	shares	Point-in-time
Unbilled receivables	`UnbilledReceivablesCurrent`	$11.02M	USD	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	405.56M	shares	Point-in-time
Inventories	`InventoryNet`	$90.91M	USD	Point-in-time
Inventories	`InventoryNet`	$84.46M	USD	Point-in-time
Common stock, shares outstanding	`CommonStockSharesOutstanding`	450.63M	shares	Point-in-time
Treasury stock, shares	`TreasuryStockCommonShares`	246,468.00	shares	Point-in-time
Other current assets	`OtherAssetsCurrent`	$10.99M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$12.88M	USD	Point-in-time
Treasury stock, shares	`TreasuryStockCommonShares`	142,837.00	shares	Point-in-time
Assets	`Assets`	$955.52M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$580.28M	USD	Point-in-time
Assets	`Assets`	$939.72M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$476.31M	USD	Point-in-time
Restricted cash and cash equivalents - long-term	`RestrictedCashAndCashEquivalentsNoncurrent`	$44.47M	USD	Point-in-time
Restricted cash and cash equivalents - long-term	`RestrictedCashAndCashEquivalentsNoncurrent`	$18.57M	USD	Point-in-time
Cash	`CashAndCashEquivalentsAtCarryingValue`	$249.95M	USD	Point-in-time
Cash	`CashAndCashEquivalentsAtCarryingValue`	$458.06M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$3.81M	USD	Point-in-time
Accounts receivable, net	`AccountsReceivableNetCurrent`	$4.88M	USD	Point-in-time
Inventories - long-term	`InventoryNoncurrent`	$7.55M	USD	Point-in-time
Inventories - long-term	`InventoryNoncurrent`	$7.33M	USD	Point-in-time
Project assets, net	`LongTermProjectAssets`	$258.07M	USD	Point-in-time
Project assets, net	`LongTermProjectAssets`	$232.89M	USD	Point-in-time
Unbilled receivables	`UnbilledReceivablesCurrent`	$16.30M	USD	Point-in-time
Unbilled receivables	`UnbilledReceivablesCurrent`	$11.02M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$58.14M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentNet`	$89.67M	USD	Point-in-time
Operating lease right-of-use assets, net	`OperatingLeaseRightOfUseAsset`	$7.19M	USD	Point-in-time
Operating lease right-of-use assets, net	`OperatingLeaseRightOfUseAsset`	$8.35M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$10.99M	USD	Point-in-time
Operating lease right-of-use assets, net	`OperatingLeaseRightOfUseAsset`	$7.19M	USD	Point-in-time
Operating lease right-of-use assets, net	`OperatingLeaseRightOfUseAsset`	$8.35M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$12.88M	USD	Point-in-time
Goodwill	`Goodwill`	$4.08M	USD	Point-in-time
Restricted cash and cash equivalents - long-term	`RestrictedCashAndCashEquivalentsNoncurrent`	$44.47M	USD	Point-in-time
Goodwill	`Goodwill`	$4.08M	USD	Point-in-time
Restricted cash and cash equivalents - long-term	`RestrictedCashAndCashEquivalentsNoncurrent`	$18.57M	USD	Point-in-time
Project assets, net	`LongTermProjectAssets`	$258.07M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$16.08M	USD	Point-in-time
Project assets, net	`LongTermProjectAssets`	$232.89M	USD	Point-in-time
Intangible assets, net	`IntangibleAssetsNetExcludingGoodwill`	$17.37M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$13.66M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$51.18M	USD	Point-in-time
Total assets (1)	`Assets`	$955.52M	USD	Point-in-time
Total assets (1)	`Assets`	$939.72M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$13.66M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$51.18M	USD	Point-in-time
Current portion of operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$599.00K	USD	Point-in-time
Current portion of operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$650.00K	USD	Point-in-time
Current portion of long-term debt	`DebtCurrent`	$10.07M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$28.20M	USD	Point-in-time
Current portion of long-term debt	`DebtCurrent`	$13.20M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$26.52M	USD	Point-in-time
Current portion of operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$599.00K	USD	Point-in-time
Current portion of operating lease liabilities	`OperatingLeaseLiabilityCurrent`	$650.00K	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrent`	$26.31M	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrent`	$27.41M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$28.20M	USD	Point-in-time
Long-term operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$8.99M	USD	Point-in-time
Long-term operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$7.58M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$26.52M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$119.59M	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrent`	$26.31M	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrent`	$27.41M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$82.86M	USD	Point-in-time
Total liabilities	`Liabilities`	$195.22M	USD	Point-in-time
Deferred revenue	`ContractWithCustomerLiabilityCurrent`	$2.41M	USD	Point-in-time
Deferred revenue	`ContractWithCustomerLiabilityCurrent`	$16.34M	USD	Point-in-time
Total liabilities	`Liabilities`	$185.33M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$85.80M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$65.90M	USD	Point-in-time
Long-term deferred revenue and customer deposits	`ContractWithCustomerLiabilityNoncurrent`	$9.10M	USD	Point-in-time
Long-term deferred revenue and customer deposits	`ContractWithCustomerLiabilityNoncurrent`	$732.00K	USD	Point-in-time
Long-term operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$8.99M	USD	Point-in-time
Long-term operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$7.58M	USD	Point-in-time
Long-term debt and other liabilities	`OtherLiabilitiesNoncurrent`	$119.59M	USD	Point-in-time
Long-term debt and other liabilities	`OtherLiabilitiesNoncurrent`	$82.86M	USD	Point-in-time
Total liabilities (1)	`Liabilities`	$195.22M	USD	Point-in-time
Total liabilities (1)	`Liabilities`	$185.33M	USD	Point-in-time
Redeemable noncontrolling interest	`RedeemableNoncontrollingInterestEquityCarryingAmount`	$3.03M	USD	Point-in-time
Common stock ($0.0001 par value); 1,000,000,000 shares and 500,000,000 shares authorized as of October 31, 2023 and October 31, 2022; 450,626,862 and 405,562,988 shares issued and outstanding as of October 31, 2023 and October 31, 2022, respectively	`CommonStockValue`	$45.00K	USD	Point-in-time
Common stock ($0.0001 par value); 1,000,000,000 shares and 500,000,000 shares authorized as of October 31, 2023 and October 31, 2022; 450,626,862 and 405,562,988 shares issued and outstanding as of October 31, 2023 and October 31, 2022, respectively	`CommonStockValue`	$41.00K	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$2.09B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$2.20B	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-1.41B	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-1.52B	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-1.67M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-1.75M	USD	Point-in-time
Treasury stock, Common, at cost (246,468 and 142,837 shares as of October 31, 2023 and October 31, 2022, respectively)	`TreasuryStockCommonValue`	$855.00K	USD	Point-in-time
Treasury stock, Common, at cost (246,468 and 142,837 shares as of October 31, 2023 and October 31, 2022, respectively)	`TreasuryStockCommonValue`	$1.08M	USD	Point-in-time
Deferred compensation	`TreasuryStockDeferredEmployeeStockOwnershipPlan`	$1.08M	USD	Point-in-time
Deferred compensation	`TreasuryStockDeferredEmployeeStockOwnershipPlan`	$855.00K	USD	Point-in-time
Total stockholder's equity	`StockholdersEquity`	$684.39M	USD	Point-in-time
Total stockholder's equity	`StockholdersEquity`	$682.49M	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$7.11M	USD	Point-in-time
Noncontrolling interest	`MinorityInterest`	$17.95M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$194.55M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$642.44M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$691.50M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$700.45M	USD	Point-in-time
Total liabilities, redeemable noncontrolling interests and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$939.72M	USD	Point-in-time
Total liabilities, redeemable noncontrolling interests and stockholders' equity	`LiabilitiesAndStockholdersEquity`	$955.52M	USD	Point-in-time

Income Statement 82 line items

Line Item	Tag	Value	Unit	Period
Total revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$123.39M	USD	Annual
Total revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$130.48M	USD	Annual
Total revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$69.58M	USD	Annual
Total costs of revenues	`CostOfGoodsAndServicesSold`	$133.93M	USD	Annual
Total costs of revenues	`CostOfGoodsAndServicesSold`	$85.22M	USD	Annual
Total costs of revenues	`CostOfGoodsAndServicesSold`	$160.06M	USD	Annual
Gross loss	`GrossProfitLoss`	$-15.64M	USD	Annual
Gross loss	`GrossProfitLoss`	$-10.54M	USD	Annual
Gross loss	`GrossProfitLoss`	$-29.57M	USD	Annual
Administrative and selling expenses	`SellingGeneralAndAdministrativeExpense`	$37.95M	USD	Annual
Administrative and selling expenses	`SellingGeneralAndAdministrativeExpense`	$79.62M	USD	Annual
Administrative and selling expenses	`SellingGeneralAndAdministrativeExpense`	$64.53M	USD	Annual
Research and development expenses	`ResearchAndDevelopmentExpense`	$61.02M	USD	Annual
Research and development expenses	`ResearchAndDevelopmentExpense`	$11.31M	USD	Annual
Research and development expenses	`ResearchAndDevelopmentExpense`	$34.53M	USD	Annual
Total costs and expenses	`OperatingExpenses`	$114.15M	USD	Annual
Total costs and expenses	`OperatingExpenses`	$125.55M	USD	Annual
Total costs and expenses	`OperatingExpenses`	$49.26M	USD	Annual
Loss from operations	`OperatingIncomeLoss`	$-64.90M	USD	Annual
Loss from operations	`OperatingIncomeLoss`	$-136.08M	USD	Annual
Loss from operations	`OperatingIncomeLoss`	$-143.72M	USD	Annual
Interest expense	`InterestExpense`	$7.36M	USD	Annual
Interest expense	`InterestExpense`	$7.25M	USD	Annual
Interest expense	`InterestExpense`	$6.39M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$15.79M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$34.00K	USD	Annual
Interest income	`InvestmentIncomeInterest`	$3.39M	USD	Annual
Change in fair value of common stock warrant liability	`FairValueAdjustmentOfWarrants`	$15.97M	USD	Annual
Extinguishment of Series 1 preferred share obligation	`LossOnExtinguishmentOfPreferredStockObligationOfSubsidiary`	$-934.00K	USD	Annual
Gain (loss) on extinguishment of debt and finance obligations	`GainsLossesOnExtinguishmentOfDebt`	$-11.16M	USD	Annual
Gain (loss) on extinguishment of debt and finance obligations	`GainsLossesOnExtinguishmentOfDebt`	$15.34M	USD	Annual
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$-728.00K	USD	Annual
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$319.00K	USD	Annual
Other income (expense), net	`OtherNonoperatingIncomeExpense`	$4.72M	USD	Annual
Loss before provision for income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-107.47M	USD	Annual
Loss before provision for income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-101.02M	USD	Annual
Loss before provision for income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-146.41M	USD	Annual
Provision for income taxes	`IncomeTaxExpenseBenefit`	$581.00K	USD	Annual
Provision for income taxes	`IncomeTaxExpenseBenefit`	$2.00K	USD	Annual
Provision for income taxes	`IncomeTaxExpenseBenefit`	$819.00K	USD	Annual
Net loss	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-101.03M	USD	Annual
Net loss	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-147.23M	USD	Annual
Net loss	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-108.06M	USD	Annual
Net (loss) income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-488.00K	USD	Annual
Net (loss) income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$30.00K	USD	Annual
Net (loss) income attributable to noncontrolling interest	`NetIncomeLossAttributableToNoncontrollingInterest`	$-4.51M	USD	Annual
Net loss attributable to FuelCell Energy, Inc.	`NetIncomeLoss`	$-107.57M	USD	Annual
Net loss attributable to FuelCell Energy, Inc.	`NetIncomeLoss`	$-101.06M	USD	Annual
Net loss attributable to FuelCell Energy, Inc.	`NetIncomeLoss`	$-142.72M	USD	Annual
Series B preferred stock dividends	`DividendsPreferredStock`	$3.20M	USD	Annual
Series B preferred stock dividends	`DividendsPreferredStock`	$3.20M	USD	Annual
Series B preferred stock dividends	`DividendsPreferredStock`	$3.20M	USD	Annual
Net loss attributable to common stockholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-110.77M	USD	Annual
Net loss attributable to common stockholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-145.92M	USD	Annual
Net loss attributable to common stockholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-104.25M	USD	Annual
Net loss per share attributable to common stockholders, basic	`EarningsPerShareBasic`	$-0.38	USD	Annual
Net loss per share attributable to common stockholders, basic	`EarningsPerShareBasic`	$-0.31	USD	Annual
Net loss per share attributable to common stockholders, basic	`EarningsPerShareBasic`	$-0.26	USD	Annual
Net loss per share attributable to common stockholders, diluted	`EarningsPerShareDiluted`	$-0.26	USD	Annual
Net loss per share attributable to common stockholders, diluted	`EarningsPerShareDiluted`	$-0.31	USD	Annual
Net loss per share attributable to common stockholders, diluted	`EarningsPerShareDiluted`	$-0.38	USD	Annual
Basic weighted average shares outstanding	`WeightedAverageNumberOfSharesOutstandingBasic`	383.14M	shares	Annual
Basic weighted average shares outstanding	`WeightedAverageNumberOfSharesOutstandingBasic`	419.75M	shares	Annual
Basic weighted average shares outstanding	`WeightedAverageNumberOfSharesOutstandingBasic`	334.74M	shares	Annual
Diluted weighted average shares outstanding	`WeightedAverageNumberOfDilutedSharesOutstanding`	419.75M	shares	Annual
Diluted weighted average shares outstanding	`WeightedAverageNumberOfDilutedSharesOutstanding`	334.74M	shares	Annual
Diluted weighted average shares outstanding	`WeightedAverageNumberOfDilutedSharesOutstanding`	383.14M	shares	Annual
Net loss	`ProfitLoss`	$-147.23M	USD	Annual
Net loss	`ProfitLoss`	$-108.06M	USD	Annual
Net loss	`ProfitLoss`	$-101.03M	USD	Annual
Foreign currency translation adjustments	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$-80.00K	USD	Annual
Foreign currency translation adjustments	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$-933.00K	USD	Annual
Foreign currency translation adjustments	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$80.00K	USD	Annual
Total comprehensive loss	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-107.98M	USD	Annual
Total comprehensive loss	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-148.16M	USD	Annual
Total comprehensive loss	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$-101.11M	USD	Annual
Comprehensive (loss) income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$30.00K	USD	Annual
Comprehensive (loss) income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-488.00K	USD	Annual
Comprehensive (loss) income attributable to noncontrolling interest	`ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest`	$-4.51M	USD	Annual
Comprehensive loss attributable to FuelCell Energy, Inc.	`ComprehensiveIncomeNetOfTax`	$-101.14M	USD	Annual
Comprehensive loss attributable to FuelCell Energy, Inc.	`ComprehensiveIncomeNetOfTax`	$-143.66M	USD	Annual
Comprehensive loss attributable to FuelCell Energy, Inc.	`ComprehensiveIncomeNetOfTax`	$-107.49M	USD	Annual

Cash Flow Statement 111 line items

Line Item	Tag	Value	Unit	Period
Net loss	`ProfitLoss`	$-147.23M	USD	Annual
Net loss	`ProfitLoss`	$-108.06M	USD	Annual
Net loss	`ProfitLoss`	$-101.03M	USD	Annual
Share-based compensation	`ShareBasedCompensation`	$4.29M	USD	Annual
Share-based compensation	`ShareBasedCompensation`	$11.95M	USD	Annual
Share-based compensation	`ShareBasedCompensation`	$6.79M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$25.38M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$21.27M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$19.87M	USD	Annual
Change in fair value of common stock warrant liability	`FairValueAdjustmentOfWarrants`	$15.97M	USD	Annual
Gain on Series 1 preferred stock extinguishment	`GainLossOnSeries1PreferredStockExtinguishment`	$-934.00K	USD	Annual
Non-cash interest expense on preferred stock and debt and finance obligations	`AmortizationOfBondPremium`	$3.23M	USD	Annual
Non-cash interest expense on preferred stock and debt and finance obligations	`AmortizationOfBondPremium`	$4.44M	USD	Annual
Non-cash interest expense on preferred stock and debt and finance obligations	`AmortizationOfBondPremium`	$4.21M	USD	Annual
(Gain) loss on extinguishment of debt and finance obligations	`GainsLossesOnExtinguishmentOfDebt`	$-11.16M	USD	Annual
(Gain) loss on extinguishment of debt and finance obligations	`GainsLossesOnExtinguishmentOfDebt`	$15.34M	USD	Annual
Unrealized gain on derivative asset	`UnrealizedGainLossOnDerivativeAsset`	$779.00K	USD	Annual
Unrealized gain on derivative asset	`UnrealizedGainLossOnDerivativeAsset`	$7.44M	USD	Annual
Unrealized gain on derivative asset	`UnrealizedGainLossOnDerivativeAsset`	$478.00K	USD	Annual
Operating lease costs	`OperatingLeaseExpense`	$1.54M	USD	Annual
Operating lease costs	`OperatingLeaseExpense`	$1.49M	USD	Annual
Operating lease costs	`OperatingLeaseExpense`	$1.52M	USD	Annual
Operating lease payments	`OperatingLeasePayments`	$1.23M	USD	Annual
Operating lease payments	`OperatingLeasePayments`	$1.23M	USD	Annual
Operating lease payments	`OperatingLeasePayments`	$1.44M	USD	Annual
Impairment of property, plant and equipment and project assets	`ImpairmentOfPropertyPlantAndEquipmentAndProjectAssets`	$5.02M	USD	Annual
Impairment of property, plant and equipment and project assets	`ImpairmentOfPropertyPlantAndEquipmentAndProjectAssets`	$2.38M	USD	Annual
Impairment of property, plant and equipment and project assets	`ImpairmentOfPropertyPlantAndEquipmentAndProjectAssets`	$1.78M	USD	Annual
Unrealized foreign currency (gains) losses	`ForeignCurrencyTransactionGainLossUnrealized`	$-583.00K	USD	Annual
Unrealized foreign currency (gains) losses	`ForeignCurrencyTransactionGainLossUnrealized`	$57.00K	USD	Annual
Other, net	`OtherNoncashIncomeExpense`	$-2.63M	USD	Annual
Other, net	`OtherNoncashIncomeExpense`	$-456.00K	USD	Annual
Other, net	`OtherNoncashIncomeExpense`	$-996.00K	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$5.17M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$-9.20M	USD	Annual
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$-1.08M	USD	Annual
Unbilled receivables	`IncreaseDecreaseInContractWithCustomerUnbilledReceivables`	$3.61M	USD	Annual
Unbilled receivables	`IncreaseDecreaseInContractWithCustomerUnbilledReceivables`	$21.92M	USD	Annual
Unbilled receivables	`IncreaseDecreaseInContractWithCustomerUnbilledReceivables`	$231.00K	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$28.06M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$18.75M	USD	Annual
Inventories	`IncreaseDecreaseInInventories`	$-4.69M	USD	Annual
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$1.53M	USD	Annual
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$2.09M	USD	Annual
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$13.09M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$6.33M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$1.99M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$3.00M	USD	Annual
Accrued liabilities	`IncreaseDecreaseInAccruedLiabilities`	$317.00K	USD	Annual
Accrued liabilities	`IncreaseDecreaseInAccruedLiabilities`	$24.62M	USD	Annual
Accrued liabilities	`IncreaseDecreaseInAccruedLiabilities`	$-4.46M	USD	Annual
Deferred revenue	`IncreaseDecreaseInContractWithCustomerLiability`	$-11.28M	USD	Annual
Deferred revenue	`IncreaseDecreaseInContractWithCustomerLiability`	$-5.19M	USD	Annual
Deferred revenue	`IncreaseDecreaseInContractWithCustomerLiability`	$-22.30M	USD	Annual
Net cash used in operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-140.25M	USD	Annual
Net cash used in operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-70.44M	USD	Annual
Net cash used in operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-112.17M	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$39.35M	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$6.35M	USD	Annual
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$21.08M	USD	Annual
Project asset expenditures	`InvestmentInLongTermProjectAssets`	$66.88M	USD	Annual
Project asset expenditures	`InvestmentInLongTermProjectAssets`	$25.57M	USD	Annual
Project asset expenditures	`InvestmentInLongTermProjectAssets`	$53.01M	USD	Annual
Maturity of held-to-maturity debt securities	`ProceedsFromSaleOfHeldToMaturitySecurities`	$199.09M	USD	Annual
Purchases of held-to-maturity debt securities	`PaymentsToAcquireHeldToMaturitySecurities`	$299.09M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-192.37M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-46.65M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-73.23M	USD	Annual
Repayment of debt	`RepaymentsOfLongTermDebt`	$47.83M	USD	Annual
Repayment of debt	`RepaymentsOfLongTermDebt`	$98.64M	USD	Annual
Repayment of debt	`RepaymentsOfLongTermDebt`	$9.54M	USD	Annual
Proceeds from the issuance of debt	`ProceedsFromLinesOfCredit`	$100.50M	USD	Annual
Proceeds from the issuance of debt	`ProceedsFromLinesOfCredit`	$10.18M	USD	Annual
Common stock issued for stock plans and related expenses	`ProceedsFromIssuanceOfCommonStockIssuedForStockPlansAndRelatedExpenses`	$47.00K	USD	Annual
Common stock issued for stock plans and related expenses	`ProceedsFromIssuanceOfCommonStockIssuedForStockPlansAndRelatedExpenses`	$18.00K	USD	Annual
Common stock issued for stock plans and related expenses	`ProceedsFromIssuanceOfCommonStockIssuedForStockPlansAndRelatedExpenses`	$56.00K	USD	Annual
Contributions received from sale of noncontrolling interest, net of return of capital	`ProceedsFromMinorityShareholders`	$9.05M	USD	Annual
Contributions received from sale of noncontrolling interest, net of return of capital	`ProceedsFromMinorityShareholders`	$3.00M	USD	Annual
Contributions received from sale of noncontrolling interest, net of return of capital	`ProceedsFromMinorityShareholders`	$11.92M	USD	Annual
Distribution to noncontrolling interests	`PaymentsOfDividendsMinorityInterest`	$308.00K	USD	Annual
Distribution to noncontrolling interests	`PaymentsOfDividendsMinorityInterest`	$596.00K	USD	Annual
Payments for taxes related to net share settlement of equity awards	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$1.89M	USD	Annual
Payments for taxes related to net share settlement of equity awards	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$885.00K	USD	Annual
Payments for taxes related to net share settlement of equity awards	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$339.00K	USD	Annual
Payment for early extinguishment of debt	`PaymentsOfDebtExtinguishmentCosts`	$4.00M	USD	Annual
Payment of deferred financing costs	`PaymentsOfFinancingCosts`	$363.00K	USD	Annual
Payment of deferred financing costs	`PaymentsOfFinancingCosts`	$3.47M	USD	Annual
Repayment of Series 1 preferred stock obligation	`RepaymentOfPreferredShareObligation`	$21.54M	USD	Annual
Proceeds from sale of common stock and warrant exercises, net of fees	`ProceedsFromSaleOfCommonStockAndWarrantExercisesNet`	$526.80M	USD	Annual
Proceeds from sale of common stock and warrant exercises, net of fees	`ProceedsFromSaleOfCommonStockAndWarrantExercisesNet`	$183.55M	USD	Annual
Proceeds from sale of common stock and warrant exercises, net of fees	`ProceedsFromSaleOfCommonStockAndWarrantExercisesNet`	$97.44M	USD	Annual
Payment of preferred dividends	`PaymentOfPreferredDividendsAndReturnOfCapital`	$3.20M	USD	Annual
Payment of preferred dividends	`PaymentOfPreferredDividendsAndReturnOfCapital`	$3.20M	USD	Annual
Payment of preferred dividends	`PaymentOfPreferredDividendsAndReturnOfCapital`	$3.20M	USD	Annual
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$180.58M	USD	Annual
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$151.07M	USD	Annual
Net cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$411.91M	USD	Annual
Effects on cash from changes in foreign currency rates	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-80.00K	USD	Annual
Effects on cash from changes in foreign currency rates	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$80.00K	USD	Annual
Effects on cash from changes in foreign currency rates	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-933.00K	USD	Annual
Net (decrease) increase in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$268.16M	USD	Annual
Net (decrease) increase in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-181.47M	USD	Annual
Net (decrease) increase in cash, cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$20.83M	USD	Annual
Cash, cash equivalents and restricted cash-beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$460.21M	USD	Point-in-time
Cash, cash equivalents and restricted cash-beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$192.05M	USD	Point-in-time
Cash, cash equivalents and restricted cash-beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$481.04M	USD	Point-in-time
Cash, cash equivalents and restricted cash-beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$299.58M	USD	Point-in-time
Cash, cash equivalents and restricted cash-end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$460.21M	USD	Point-in-time
Cash, cash equivalents and restricted cash-end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$192.05M	USD	Point-in-time
Cash, cash equivalents and restricted cash-end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$481.04M	USD	Point-in-time
Cash, cash equivalents and restricted cash-end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$299.58M	USD	Point-in-time

Stockholders Equity 49 line items

Line Item	Tag	Value	Unit	Period
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$194.55M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$642.44M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$691.50M	USD	Point-in-time
Beginning Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$700.45M	USD	Point-in-time
Beginning Balance at (in shares)	`CommonStockSharesOutstanding`	405.56M	shares	Point-in-time
Beginning Balance at (in shares)	`CommonStockSharesOutstanding`	450.63M	shares	Point-in-time
Sale of common stock, net of fees	`StockIssuedDuringPeriodValueNewIssues`	$525.89M	USD	Annual
Sale of common stock, net of fees	`StockIssuedDuringPeriodValueNewIssues`	$183.55M	USD	Annual
Sale of common stock, net of fees	`StockIssuedDuringPeriodValueNewIssues`	$97.44M	USD	Annual
Orion warrant exercises and other warrant exercises	`ExerciseOfWarrants`	$22.09M	USD	Annual
Common stock issued, non-employee compensation	`StockIssuedDuringPeriodValueIssuedForServices`	$275.00K	USD	Annual
Common stock issued, non-employee compensation	`StockIssuedDuringPeriodValueIssuedForServices`	$225.00K	USD	Annual
Common stock issued, non-employee compensation	`StockIssuedDuringPeriodValueIssuedForServices`	$305.00K	USD	Annual
Common stock issued, non-employee compensation (in shares)	`StockIssuedDuringPeriodSharesIssuedForServices`	103,631.00	shares	Annual
Common stock issued, non-employee compensation (in shares)	`StockIssuedDuringPeriodSharesIssuedForServices`	76,848.00	shares	Annual
Common stock issued, non-employee compensation (in shares)	`StockIssuedDuringPeriodSharesIssuedForServices`	31,889.00	shares	Annual
Share based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$6.79M	USD	Annual
Share based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$4.29M	USD	Annual
Share based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$11.95M	USD	Annual
Stock issued under benefit plans, net of taxes paid upon vesting of restricted stock awards	`StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures`	$-1.84M	USD	Annual
Stock issued under benefit plans, net of taxes paid upon vesting of restricted stock awards	`StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures`	$-829.00K	USD	Annual
Stock issued under benefit plans, net of taxes paid upon vesting of restricted stock awards	`StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures`	$-331.00K	USD	Annual
Preferred dividends - Series B	`DividendsPreferredStock`	$3.20M	USD	Annual
Preferred dividends - Series B	`DividendsPreferredStock`	$3.20M	USD	Annual
Preferred dividends - Series B	`DividendsPreferredStock`	$3.20M	USD	Annual
Effect of foreign currency translation	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$-80.00K	USD	Annual
Effect of foreign currency translation	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$-933.00K	USD	Annual
Effect of foreign currency translation	`OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax`	$80.00K	USD	Annual
Contributions received for the sale of noncontrolling interest	`ContributionsReceivedForSaleOfNoncontrollingInterest`	$9.05M	USD	Annual
Reclassification of noncontrolling interest	`NoncontrollingInterestIncreaseFromReclassification`	$12.42M	USD	Annual
Reclassification of noncontrolling interest	`NoncontrollingInterestIncreaseFromReclassification`	$3.03M	USD	Annual
Return of capital to noncontrolling interest	`MinorityInterestDecreaseFromRedemptions`	$496.00K	USD	Annual
Distribution to noncontrolling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$744.00K	USD	Annual
Distribution to noncontrolling interest	`MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders`	$308.00K	USD	Annual
Net loss attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-488.00K	USD	Annual
Net loss attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$30.00K	USD	Annual
Net loss attributable to noncontrolling interests	`NetIncomeLossAttributableToNoncontrollingInterest`	$-4.51M	USD	Annual
Net loss attributable to FuelCell Energy, Inc.	`NetIncomeLoss`	$-107.57M	USD	Annual
Net loss attributable to FuelCell Energy, Inc.	`NetIncomeLoss`	$-101.06M	USD	Annual
Net loss attributable to FuelCell Energy, Inc.	`NetIncomeLoss`	$-142.72M	USD	Annual
Net loss	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-101.03M	USD	Annual
Net loss	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-147.23M	USD	Annual
Net loss	`IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest`	$-108.06M	USD	Annual
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$194.55M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$642.44M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$691.50M	USD	Point-in-time
Ending Balance	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$700.45M	USD	Point-in-time
Ending Balance at (in shares)	`CommonStockSharesOutstanding`	405.56M	shares	Point-in-time
Ending Balance at (in shares)	`CommonStockSharesOutstanding`	450.63M	shares	Point-in-time

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.