$HLGN
Heliogen Inc Stock $hlgn

$hlgn Overview Financials Valuation SEC Filings Company Website

2021 Q4 Form 10-K Financial Statement

#000162828022008070 Filed on March 31, 2022

Income Statement

Concept	2021 Q4	2021 Q2	2021 Q1
Revenue	$5.241M	$845.0K	$516.0K
YoY Change
Cost Of Revenue	$6.203M	$845.0K	$516.0K
YoY Change	5638990.91%
Gross Profit	-$962.0K	$0.00	$0.00
YoY Change	874445.45%
Gross Profit Margin	-18.36%	0.0%	0.0%
Selling, General & Admin	$14.75M	$4.260M	$2.152M
YoY Change	814.56%
% of Gross Profit
Research & Development	$4.587M	$2.665M	$1.608M
YoY Change	217.89%
% of Gross Profit
Depreciation & Amortization	$290.0K	$80.00K	$54.00K
YoY Change	108.18%
% of Gross Profit
Operating Expenses	$19.33M	$6.925M	$3.760M
YoY Change	532.76%
Operating Profit	-$20.29M	-$6.925M	-$3.760M
YoY Change	564.22%
Interest Expense	$635.0K	-$41.00K	$40.00K
YoY Change	-74805.88%
% of Operating Profit
Other Income/Expense, Net	-$28.57M	$72.00K	-$33.00K
YoY Change	-491907.23%
Pretax Income	-$48.74M	-$56.33M	-$4.056M
YoY Change	1497.89%
Income Tax	$2.000K	$0.00	$0.00
% Of Pretax Income
Net Earnings	-$48.74M	-$56.33M	-$4.056M
YoY Change	1497.95%
Net Earnings / Revenue	-930.03%	-6666.63%	-786.05%
Basic Earnings Per Share		-$5.30	-$0.42
Diluted Earnings Per Share	-$265.1K	-$5.30	-$0.42
COMMON SHARES
Basic Shares Outstanding		10.62M shares	9.764M shares
Diluted Shares Outstanding		10.62M shares	9.764M shares

Balance Sheet

Concept	2021 Q4	2021 Q2	2021 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$222.4M	$1.700M	$1.870M
YoY Change
Cash & Equivalents	$190.1M	$54.44M	$62.92M
Short-Term Investments	$32.33M
Other Short-Term Assets	$874.0K	$290.0K	$540.0K
YoY Change
Inventory	$0.00
Prepaid Expenses
Receivables	$900.0K
Other Receivables	$0.00
Total Short-Term Assets	$227.2M	$1.990M	$2.410M
YoY Change	1123.06%
LONG-TERM ASSETS
Property, Plant & Equipment	$4.102M
YoY Change	613.39%
Goodwill	$4.204M
YoY Change
Intangibles	$147.0K
YoY Change
Long-Term Investments		$250.0M	$250.0M
YoY Change
Other Assets	$4.219M	$180.0K
YoY Change
Total Long-Term Assets	$30.27M	$99.85M	$89.82M
YoY Change	2449.71%
TOTAL ASSETS
Total Short-Term Assets	$227.2M	$1.990M	$2.410M
Total Long-Term Assets	$30.27M	$99.85M	$89.82M
Total Assets	$257.4M	$101.8M	$92.23M
YoY Change	1202.74%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$4.645M
YoY Change	1413.03%
Accrued Expenses	$6.974M	$2.392M	$806.0K
YoY Change	1228.38%
Deferred Revenue	$500.0K	$1.669M	$2.514M
YoY Change
Short-Term Debt	$0.00
YoY Change
Long-Term Debt Due	$0.00
YoY Change	-100.0%
Total Short-Term Liabilities	$12.53M	$5.920M	$3.903M
YoY Change	983.82%
LONG-TERM LIABILITIES
Long-Term Debt	$35.00K
YoY Change	-59.77%
Other Long-Term Liabilities	$2.080M	$16.20M	$19.15M
YoY Change
Total Long-Term Liabilities	$2.115M	$16.20M	$19.15M
YoY Change	2331.03%
TOTAL LIABILITIES
Total Short-Term Liabilities	$12.53M	$5.920M	$3.903M
Total Long-Term Liabilities	$2.115M	$16.20M	$19.15M
Total Liabilities	$43.39M	$18.79M	$20.05M
YoY Change	2464.42%
SHAREHOLDERS EQUITY
Retained Earnings	-$166.6M	-$89.56M	-$33.23M
YoY Change	471.03%
Common Stock	$18.00K
YoY Change	1700.0%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$214.1M	-$87.44M	-$31.48M
YoY Change
Total Liabilities & Shareholders Equity	$257.4M	$101.8M	$92.23M
YoY Change	1202.74%

Cashflow Statement

Concept	2021 Q4	2021 Q2	2021 Q1
OPERATING ACTIVITIES
Net Income	-$48.74M	-$56.33M	-$4.056M
YoY Change	1497.95%
Depreciation, Depletion And Amortization	$290.0K	$80.00K	$54.00K
YoY Change	108.18%
Cash From Operating Activities	-$12.91M	-$7.877M	-$625.0K
YoY Change	84.36%
INVESTING ACTIVITIES
Capital Expenditures	-$2.408M	-$585.0K	$162.0K
YoY Change	717.57%
Acquisitions
YoY Change
Other Investing Activities	$4.221M	-$10.13M	-$27.63M
YoY Change
Cash From Investing Activities	$1.813M	-$10.71M	-$27.80M
YoY Change	-715.56%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	161.1M	10.11M	$73.01M
YoY Change	1407.2%
NET CHANGE
Cash From Operating Activities	-12.91M	-7.877M	-$625.0K
Cash From Investing Activities	1.813M	-10.71M	-$27.80M
Cash From Financing Activities	161.1M	10.11M	$73.01M
Net Change In Cash	150.0M	-8.480M	$44.59M
YoY Change	4324.43%
FREE CASH FLOW
Cash From Operating Activities	-$12.91M	-$7.877M	-$625.0K
Capital Expenditures	-$2.408M	-$585.0K	$162.0K
Free Cash Flow	-$10.50M	-$7.292M	-$787.0K
YoY Change	56.55%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2021	dei	Entity Central Index Key EntityCentralIndexKey	0001840292
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CY2021	dei	Document Type DocumentType	10-K
CY2021	dei	Document Annual Report DocumentAnnualReport	true
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2021	dei	Document Transition Report DocumentTransitionReport	false
CY2021	dei	Entity File Number EntityFileNumber	001-40209
CY2021	dei	Entity Registrant Name EntityRegistrantName	Heliogen, Inc.
CY2021	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2021	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	85-4204953
CY2021	dei	Entity Address Address Line1 EntityAddressAddressLine1	130 West Union Street
CY2021	dei	Entity Address City Or Town EntityAddressCityOrTown	Pasadena
CY2021	dei	Entity Address State Or Province EntityAddressStateOrProvince	CA
CY2021	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	91103
CY2021	dei	City Area Code CityAreaCode	626
CY2021	dei	Local Phone Number LocalPhoneNumber	720-4530
CY2021	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2021	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
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CY2021	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
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CY2021Q4	us-gaap	Temporary Equity Carrying Amount Attributable To Parent TemporaryEquityCarryingAmountAttributableToParent	0	USD
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	209275000	USD
CY2021	us-gaap	Net Income Loss NetIncomeLoss	-142191000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-7437000	USD
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	562000	USD
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	139000	USD
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	11380000	USD
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	278000	USD
CY2021	hlg	Financial Instruments Subject To Mandatory Redemption Settlement Terms Impact Of Changes In Fair Value Of Shares On Amount FinancialInstrumentsSubjectToMandatoryRedemptionSettlementTermsImpactOfChangesInFairValueOfSharesOnAmount	-86907000	USD
CY2020	hlg	Financial Instruments Subject To Mandatory Redemption Settlement Terms Impact Of Changes In Fair Value Of Shares On Amount FinancialInstrumentsSubjectToMandatoryRedemptionSettlementTermsImpactOfChangesInFairValueOfSharesOnAmount	0	USD
CY2021	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	6651000	USD
CY2020	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	7000	USD
CY2021	hlg	Loss On Contracts Net Of Amortization LossOnContractsNetOfAmortization	5180000	USD
CY2020	hlg	Loss On Contracts Net Of Amortization LossOnContractsNetOfAmortization	0	USD
CY2021	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	1277000	USD
CY2020	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	0	USD
CY2021	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	3597000	USD
CY2020	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	0	USD
CY2021	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	497000	USD
CY2020	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	150000	USD
CY2021	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	2571000	USD
CY2020	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	0	USD
CY2021	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	1885000	USD
CY2020	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-51000	USD
CY2021	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	4245000	USD
CY2020	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	212000	USD
CY2021	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	123000	USD
CY2020	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	0	USD
CY2021	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-1061000	USD
CY2020	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-134000	USD
CY2021	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	69000	USD
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-7002000	USD
CY2020	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	0	USD
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-31055000	USD
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	3836000	USD
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	295000	USD
CY2021	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	49304000	USD
CY2020	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	0	USD
CY2021	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	16224000	USD
CY2020	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	0	USD
CY2021	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	1684000	USD
CY2020	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2021	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	46000	USD
CY2020	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities		USD
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-38646000	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-295000	USD
CY2020	hlg	Temporary Equity Issuance Costs Paid TemporaryEquityIssuanceCostsPaid	13300	USD
CY2021	us-gaap	Proceeds From Issuance Of Redeemable Preferred Stock ProceedsFromIssuanceOfRedeemablePreferredStock	0	USD
CY2020	us-gaap	Proceeds From Issuance Of Redeemable Preferred Stock ProceedsFromIssuanceOfRedeemablePreferredStock	10242000	USD
CY2021	hlg	Financial Instruments Subject To Mandatory Redemption Issuance Costs Paid FinancialInstrumentsSubjectToMandatoryRedemptionIssuanceCostsPaid	30100	USD
CY2021	hlg	Proceeds From Financial Instruments Subject To Mandatory Redemption ProceedsFromFinancialInstrumentsSubjectToMandatoryRedemption	83411000	USD
CY2020	hlg	Proceeds From Financial Instruments Subject To Mandatory Redemption ProceedsFromFinancialInstrumentsSubjectToMandatoryRedemption	0	USD
CY2021	hlg	Proceeds From Reverse Recapitalization Transaction ProceedsFromReverseRecapitalizationTransaction	159400000	USD
CY2020	hlg	Proceeds From Reverse Recapitalization Transaction ProceedsFromReverseRecapitalizationTransaction	0	USD
CY2021	us-gaap	Proceeds From Notes Payable ProceedsFromNotesPayable	0	USD
CY2020	us-gaap	Proceeds From Notes Payable ProceedsFromNotesPayable	411000	USD
CY2021	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	411000	USD
CY2020	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	0	USD
CY2021	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	524000	USD
CY2020	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	33000	USD
CY2021	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	30000	USD
CY2020	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	0	USD
CY2021	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-6000	USD
CY2020	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	0	USD
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	242948000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	10686000	USD
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	173247000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	3389000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	18334000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	14945000	USD
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	191581000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	18334000	USD
CY2021Q4	hlg	Recapitalization Exchange Ratio RecapitalizationExchangeRatio	2.013
CY2021Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.0001
CY2021Q4	hlg	Reverse Recapitalization Consideration Transferred Shares ReverseRecapitalizationConsiderationTransferredShares	200600000	shares
CY2021Q4	hlg	Reverse Recapitalization Price Per Share ReverseRecapitalizationPricePerShare	10.00
CY2021Q4	hlg	Recapitalization Exchange Ratio RecapitalizationExchangeRatio	2.013
CY2021Q4	us-gaap	Sale Of Stock Number Of Shares Issued In Transaction SaleOfStockNumberOfSharesIssuedInTransaction	16500000	shares
CY2021Q4	us-gaap	Sale Of Stock Consideration Received On Transaction SaleOfStockConsiderationReceivedOnTransaction	165000000	USD
CY2021Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	183367000	shares
CY2021Q4	us-gaap	Proceeds From Issuance Of Private Placement ProceedsFromIssuanceOfPrivatePlacement	165000000	USD
CY2021Q4	hlg	Cash Acquired Through Reverse Recapitalization CashAcquiredThroughReverseRecapitalization	22848000	USD
CY2021Q4	hlg	Proceeds From Reverse Recapitalization Transaction ProceedsFromReverseRecapitalizationTransaction	159400000	USD
CY2021Q4	hlg	Reverse Recapitalization Accrued Transaction Costs ReverseRecapitalizationAccruedTransactionCosts	1474000	USD
CY2021Q4	hlg	Noncash Or Part Noncash Acquisition Prepaid Expense And Receivables Acquired NoncashOrPartNoncashAcquisitionPrepaidExpenseAndReceivablesAcquired	1651000	USD
CY2021Q4	hlg	Noncash Or Part Noncash Acquisition Warrants Assumed NoncashOrPartNoncashAcquisitionWarrantsAssumed	10880000	USD
CY2021Q4	us-gaap	Noncash Or Part Noncash Acquisition Payables Assumed1 NoncashOrPartNoncashAcquisitionPayablesAssumed1	498000	USD
CY2021Q4	hlg	Reverse Recapitalization Net ReverseRecapitalizationNet	148199000	USD
CY2021Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.0001
CY2021Q4	hlg	Recapitalization Exchange Ratio RecapitalizationExchangeRatio	2.013
CY2021	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div style="margin-top:10pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:112%">Reclassifications</span></div><div style="margin-top:10pt;text-align:justify;text-indent:27pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Certain immaterial prior period amounts, specifically warrant remeasurement, have been reclassified to conform to current period presentation. All dollar amounts (other than per share amounts) in the following disclosures are in thousands of United States dollars, unless otherwise indicated.</span></div>
CY2021Q2	us-gaap	Assets Assets	101838000	USD
CY2021Q1	us-gaap	Assets Assets	92229000	USD
CY2021Q2	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	1669000	USD
CY2021Q1	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	2514000	USD
CY2021Q2	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	2392000	USD
CY2021Q1	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	806000	USD
CY2021Q2	us-gaap	Liabilities Current LiabilitiesCurrent	5920000	USD
CY2021Q1	us-gaap	Liabilities Current LiabilitiesCurrent	3903000	USD
CY2021Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-89561000	USD
CY2021Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-33228000	USD
CY2021Q2	us-gaap	Stockholders Equity StockholdersEquity	-87440000	USD
CY2021Q1	us-gaap	Stockholders Equity StockholdersEquity	-31475000	USD
CY2021Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	101838000	USD
CY2021Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	92229000	USD
CY2021Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	845000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1361000	USD
CY2021Q2	us-gaap	Cost Of Revenue CostOfRevenue	845000	USD
	us-gaap	Cost Of Revenue CostOfRevenue	1361000	USD
CY2021Q2	us-gaap	Gross Profit GrossProfit	0	USD
	us-gaap	Gross Profit GrossProfit	0	USD
CY2021Q2	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	4260000	USD
	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	6412000	USD
CY2021Q2	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	2665000	USD
	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	4273000	USD
CY2021Q2	us-gaap	Operating Expenses OperatingExpenses	6925000	USD
	us-gaap	Operating Expenses OperatingExpenses	10685000	USD
CY2021Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	-6925000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	-10685000	USD
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	-56333000	USD
	us-gaap	Net Income Loss NetIncomeLoss	-60389000	USD
CY2021Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-56335000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-60403000	USD
CY2021Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-10.68
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-11.92
CY2021Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-10.68
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-11.92
CY2021Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	516000	USD
CY2021Q1	us-gaap	Cost Of Revenue CostOfRevenue	516000	USD
CY2021Q1	us-gaap	Gross Profit GrossProfit	0	USD
CY2021Q1	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	2152000	USD
CY2021Q1	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	1608000	USD
CY2021Q1	us-gaap	Operating Expenses OperatingExpenses	3760000	USD
CY2021Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	-3760000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	-4056000	USD
CY2021Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-4068000	USD
CY2021Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.84
CY2021Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.84
CY2021Q2	us-gaap	Stockholders Equity Period Increase Decrease StockholdersEquityPeriodIncreaseDecrease	200000	USD
CY2021Q1	us-gaap	Stockholders Equity Period Increase Decrease StockholdersEquityPeriodIncreaseDecrease	100000	USD
	us-gaap	Net Income Loss NetIncomeLoss	-60389000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	-4056000	USD
	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	1113000	USD
CY2021Q1	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	227000	USD
	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	1669000	USD
CY2021Q1	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	2514000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-8502000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-625000	USD
CY2021	us-gaap	Use Of Estimates UseOfEstimates	<div style="margin-top:10pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:112%">Use of Estimates</span></div><div><span><br/></span></div><div style="text-align:justify;text-indent:27pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">The preparation of financial statements in conformity with U.S. GAAP requires us to make estimates and assumptions that affect the amounts reported in our consolidated financial statements and the accompanying notes. On an ongoing basis, we evaluate our estimates, including those related to inputs used to recognize revenue over time, accounting for income taxes, the fair values of share-based compensation, lease liabilities, common and preferred stock and warrant liabilities, and long-lived asset impairments. Despite our intention to establish accurate estimates and reasonable assumptions, actual results could differ materially from such estimates and assumptions</span></div>
CY2021	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	1	segment
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	190100000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	18300000	USD
CY2021Q4	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	1500000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Accrued Interest After Allowance For Credit Loss DebtSecuritiesAvailableForSaleAccruedInterestAfterAllowanceForCreditLoss	300000	USD
CY2021	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss Not Previously Recorded DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded	0	USD
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	0	USD
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	0	USD
CY2021	us-gaap	Depreciation Depreciation	500000	USD
CY2020	us-gaap	Depreciation Depreciation	100000	USD
CY2021	us-gaap	Number Of Reporting Units NumberOfReportingUnits	1	reportingUnit
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2021Q4	us-gaap	Goodwill Goodwill	4200000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	0	USD
CY2020Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	0	USD
CY2021Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	0	USD
CY2021	hlg	Hosting Arrangement Service Contract Implementation Cost Amount Capitalized HostingArrangementServiceContractImplementationCostAmountCapitalized	1200000	USD
CY2021	us-gaap	Hosting Arrangement Service Contract Implementation Cost Expense Amortization HostingArrangementServiceContractImplementationCostExpenseAmortization	49000	USD
CY2020Q4	us-gaap	Hosting Arrangement Service Contract Implementation Cost Capitalized After Accumulated Amortization HostingArrangementServiceContractImplementationCostCapitalizedAfterAccumulatedAmortization	0	USD
CY2021	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
CY2020	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
CY2021Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	35000	USD
CY2021	us-gaap	Advertising Expense AdvertisingExpense	800000	USD
CY2020	us-gaap	Advertising Expense AdvertisingExpense	200000	USD
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Requisite Service Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriod1	P4Y
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	8804000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	200000	USD
CY2021	us-gaap	Contract With Customer Performance Obligation Satisfied In Previous Period ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod	0	USD
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	9200000	USD
CY2021	us-gaap	Loss On Contracts LossOnContracts	6500000	USD
CY2021	hlg	Loss On Contracts Amortization LossOnContractsAmortization	1300000	USD
CY2021Q4	us-gaap	Accounts And Other Receivables Net Current AccountsAndOtherReceivablesNetCurrent	3500000	USD
CY2021Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	900000	USD
CY2021Q4	us-gaap	Unbilled Receivables Current UnbilledReceivablesCurrent	2600000	USD
CY2020Q4	us-gaap	Accounts And Other Receivables Net Current AccountsAndOtherReceivablesNetCurrent	0	USD
CY2021Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	500000	USD
CY2021	hlg	Contract With Customer Liability Increase For Deferred Revenue Additions ContractWithCustomerLiabilityIncreaseForDeferredRevenueAdditions	5800000	USD
CY2021	hlg	Contract With Customer Liability Revenue Recognized Excluding Opening Balance ContractWithCustomerLiabilityRevenueRecognizedExcludingOpeningBalance	5300000	USD
CY2020Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	0	USD
CY2021Q4	us-gaap	Temporary Equity Shares Authorized TemporaryEquitySharesAuthorized	10000000	shares
CY2021Q4	us-gaap	Temporary Equity Par Or Stated Value Per Share TemporaryEquityParOrStatedValuePerShare	0.0001
CY2021Q4	us-gaap	Temporary Equity Shares Issued TemporaryEquitySharesIssued	0	shares
CY2020Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.0001
CY2021Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.0001
CY2021Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	500000000	shares
CY2020Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	320000000	shares
CY2021Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	183367037	shares
CY2021Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	183367037	shares
CY2020Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	8160828	shares
CY2020Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	8160828	shares
CY2021Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	4809000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	794000	USD
CY2021Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	707000	USD
CY2020Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	219000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	4102000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	575000	USD
CY2021Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	862000	USD
CY2020Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	155000	USD
CY2021Q4	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	1379000	USD
CY2020Q4	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	108000	USD
CY2021Q4	hlg	Accrued Research And Development Costs Current AccruedResearchAndDevelopmentCostsCurrent	1895000	USD
CY2020Q4	hlg	Accrued Research And Development Costs Current AccruedResearchAndDevelopmentCostsCurrent	0	USD
CY2021Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	2240000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	209000	USD
CY2021Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	598000	USD
CY2020Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	53000	USD
CY2021Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	6974000	USD
CY2020Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	525000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-141536000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-7437000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	-653000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	0	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-142189000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-7437000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	0	USD
CY2021	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-29860000	USD
CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2020	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-1562000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2021	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-3929000	USD
CY2021	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.028
CY2020	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-75000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.010
CY2021	hlg	Effective Income Tax Rate Reconciliation Financial Instruments Subject To Mandatory Redemption Amount EffectiveIncomeTaxRateReconciliationFinancialInstrumentsSubjectToMandatoryRedemptionAmount	18250000	USD
CY2021	hlg	Effective Income Tax Rate Reconciliation Financial Instruments Subject To Mandatory Redemption Percent EffectiveIncomeTaxRateReconciliationFinancialInstrumentsSubjectToMandatoryRedemptionPercent	-0.128
CY2020	hlg	Effective Income Tax Rate Reconciliation Financial Instruments Subject To Mandatory Redemption Amount EffectiveIncomeTaxRateReconciliationFinancialInstrumentsSubjectToMandatoryRedemptionAmount	0	USD
CY2020	hlg	Effective Income Tax Rate Reconciliation Financial Instruments Subject To Mandatory Redemption Percent EffectiveIncomeTaxRateReconciliationFinancialInstrumentsSubjectToMandatoryRedemptionPercent	0
CY2021	hlg	Effective Income Tax Rate Reconciliation Fair Market Value Adjustment Warrant Liability Amount EffectiveIncomeTaxRateReconciliationFairMarketValueAdjustmentWarrantLiabilityAmount	1397000	USD
CY2021	hlg	Effective Income Tax Rate Reconciliation Fair Market Value Adjustment Warrant Liability Percent EffectiveIncomeTaxRateReconciliationFairMarketValueAdjustmentWarrantLiabilityPercent	-0.010
CY2020	hlg	Effective Income Tax Rate Reconciliation Fair Market Value Adjustment Warrant Liability Amount EffectiveIncomeTaxRateReconciliationFairMarketValueAdjustmentWarrantLiabilityAmount	0	USD
CY2020	hlg	Effective Income Tax Rate Reconciliation Fair Market Value Adjustment Warrant Liability Percent EffectiveIncomeTaxRateReconciliationFairMarketValueAdjustmentWarrantLiabilityPercent	0
CY2021	hlg	Effective Income Tax Rate Reconciliation Transaction Costs Amount EffectiveIncomeTaxRateReconciliationTransactionCostsAmount	-1531000	USD
CY2021	hlg	Effective Income Tax Rate Reconciliation Transaction Costs Percent EffectiveIncomeTaxRateReconciliationTransactionCostsPercent	0.011
CY2020	hlg	Effective Income Tax Rate Reconciliation Transaction Costs Amount EffectiveIncomeTaxRateReconciliationTransactionCostsAmount	0	USD
CY2020	hlg	Effective Income Tax Rate Reconciliation Transaction Costs Percent EffectiveIncomeTaxRateReconciliationTransactionCostsPercent	0
CY2021	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	15875000	USD
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.112
CY2020	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	1770000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.238
CY2021	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-200000	USD
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.001
CY2020	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-133000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.018
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2000	USD
CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	0	USD
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0
CY2021Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	21265000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	5605000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	1705000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	158000	USD
CY2021Q4	hlg	Deferred Tax Assets Leasing Arrangements DeferredTaxAssetsLeasingArrangements	4896000	USD
CY2020Q4	hlg	Deferred Tax Assets Leasing Arrangements DeferredTaxAssetsLeasingArrangements	171000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	1662000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	606000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	29528000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	6540000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	22640000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	6258000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	6888000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	282000	USD
CY2021Q4	hlg	Deferred Tax Liabilities Property Plant And Equipment And Intangible Assets DeferredTaxLiabilitiesPropertyPlantAndEquipmentAndIntangibleAssets	887000	USD
CY2020Q4	hlg	Deferred Tax Liabilities Property Plant And Equipment And Intangible Assets DeferredTaxLiabilitiesPropertyPlantAndEquipmentAndIntangibleAssets	111000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	4824000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	171000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	1177000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	0	USD
CY2021Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	0	USD
CY2020Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	0	USD
CY2021Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	22600000	USD
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	57000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	57000	USD
CY2021	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	0	USD
CY2020	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	0	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	0	USD
CY2021Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	0	USD
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	11380000	USD
CY2020	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	278000	USD
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Plan Modification Incremental Compensation Cost ShareBasedCompensationArrangementByShareBasedPaymentAwardPlanModificationIncrementalCompensationCost	2200000	USD
CY2021Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	72700000	USD
CY2021	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P1Y7M28D
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	16161311	shares
CY2019Q4	hlg	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageGrantDateFairValue	0.10
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	0.09
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P8Y6M10D
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	14892844	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	0.16
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	0.18
CY2020	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	113247	shares
CY2020	hlg	Share Based Compensation Arrangement By Share Based Payment Award Options Exercised Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisedWeightedAverageGrantDateFairValue	0.09
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	0.09
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	11813	USD
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	188745	shares
CY2020	hlg	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeited Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeitedWeightedAverageGrantDateFairValue	0.09
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	0.09
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	30752163	shares
CY2020Q4	hlg	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageGrantDateFairValue	0.13
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	0.13
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P8Y7M24D
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	2061436	USD
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	17582483	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	2.34
CY2021	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	5.42
CY2021	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	5741547	shares
CY2021	hlg	Share Based Compensation Arrangement By Share Based Payment Award Options Exercised Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisedWeightedAverageGrantDateFairValue	0.07
CY2021	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	0.11
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	15598547	USD
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	1736001	shares
CY2021	hlg	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeited Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeitedWeightedAverageGrantDateFairValue	0.24
CY2021	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	0.21
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod	28940	shares
CY2021	hlg	Share Based Compensation Arrangement By Share Based Payment Award Options Expired Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpiredWeightedAverageGrantDateFairValue	0.37
CY2021	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice	0.22
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	40828158	shares
CY2021Q4	hlg	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageGrantDateFairValue	1.10
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	2.41
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P8Y4M28D
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	535438090	USD
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	15551698	shares
CY2021Q4	hlg	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageGrantDateFairValue	0.13
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	0.13
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P7Y14D
CY2021Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	239383717	USD
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	14243064	shares
CY2021Q4	hlg	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageGrantDateFairValue	0.06
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice	0.11
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1	P6Y10M6D
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue	219457217	USD
CY2021	us-gaap	Net Income Loss NetIncomeLoss	-142191000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-7437000	USD
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	11970550	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	7978512	shares
CY2021	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
CY2020	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	0	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	11970550	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	7978512	shares
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-11.88
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-11.88
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.93
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.93
CY2021Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	0	USD
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	16093000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	612000	USD
CY2021Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	2240000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	209000	USD
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	14183000	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	403000	USD
CY2021	us-gaap	Operating Lease Cost OperatingLeaseCost	1294000	USD
CY2020	us-gaap	Operating Lease Cost OperatingLeaseCost	230000	USD
CY2021	us-gaap	Sublease Income SubleaseIncome	85000	USD
CY2020	us-gaap	Sublease Income SubleaseIncome	0	USD
CY2021	us-gaap	Lease Cost LeaseCost	1209000	USD
CY2020	us-gaap	Lease Cost LeaseCost	230000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	2390000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	2641000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	2546000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	2624000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	2630000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	9810000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	22641000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	6218000	USD
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	16423000	USD
CY2021Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P8Y8M12D
CY2020Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P2Y8M12D
CY2021Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.069
CY2020Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.060
CY2021Q4	hlg	Class Of Warrant Or Right Redemption Of Warrants Stock Trigger Price ClassOfWarrantOrRightRedemptionOfWarrantsStockTriggerPrice	10.00
CY2021Q4	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss	32349000	USD
CY2021Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	17000	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	32332000	USD
CY2021	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss Not Previously Recorded DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded	0	USD
CY2021Q4	us-gaap	Debt Securities Available For Sale Amortized Cost Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest	0	USD
CY2021	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	0	USD
CY2021	us-gaap	Interest Paid Net InterestPaidNet	4000	USD
CY2020	us-gaap	Interest Paid Net InterestPaidNet	0	USD
CY2021	hlg	Operating Lease Payment Measurement Of Operating Lease OperatingLeasePaymentMeasurementOfOperatingLease	1152000	USD
CY2020	hlg	Operating Lease Payment Measurement Of Operating Lease OperatingLeasePaymentMeasurementOfOperatingLease	134000	USD
CY2021	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	16757000	USD
CY2020	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	601000	USD
CY2021	hlg	Noncash Or Part Noncash Acquisition Warrants Assumed NoncashOrPartNoncashAcquisitionWarrantsAssumed	10880000	USD
CY2020	hlg	Noncash Or Part Noncash Acquisition Warrants Assumed NoncashOrPartNoncashAcquisitionWarrantsAssumed	0	USD
CY2021	us-gaap	Business Combination Consideration Transferred Liabilities Incurred BusinessCombinationConsiderationTransferredLiabilitiesIncurred	2009000	USD
CY2020	us-gaap	Business Combination Consideration Transferred Liabilities Incurred BusinessCombinationConsiderationTransferredLiabilitiesIncurred	0	USD
CY2021	hlg	Reverse Recapitalization Accrued Transaction Costs ReverseRecapitalizationAccruedTransactionCosts	1474000	USD
CY2020	hlg	Reverse Recapitalization Accrued Transaction Costs ReverseRecapitalizationAccruedTransactionCosts	0	USD
CY2021	us-gaap	Noncash Or Part Noncash Acquisition Net Nonmonetary Assets Acquired Liabilities Assumed1 NoncashOrPartNoncashAcquisitionNetNonmonetaryAssetsAcquiredLiabilitiesAssumed1	1153000	USD
CY2020	us-gaap	Noncash Or Part Noncash Acquisition Net Nonmonetary Assets Acquired Liabilities Assumed1 NoncashOrPartNoncashAcquisitionNetNonmonetaryAssetsAcquiredLiabilitiesAssumed1	0	USD
CY2021	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	429000	USD
CY2020	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	25000	USD
CY2021	us-gaap	Notes Reduction NotesReduction	45000	USD
CY2020	us-gaap	Notes Reduction NotesReduction	0	USD
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	190081000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	18334000	USD
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	1500000	USD
CY2020Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	0	USD
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	191581000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	18334000	USD

Files In Submission

Name	View Source	Status
0001628280-22-008070-index-headers.html	Edgar Link	pending
0001628280-22-008070-index.html	Edgar Link	pending
0001628280-22-008070.txt	Edgar Link	pending
0001628280-22-008070-xbrl.zip	Edgar Link	pending
ex1026non-employeedirector.htm	Edgar Link	pending
ex211listofsubsidiaries.htm	Edgar Link	pending
ex231bdoconsent.htm	Edgar Link	pending
ex31110k-12312021.htm	Edgar Link	pending
ex31210k-12312021.htm	Edgar Link	pending
ex32110k-12312021.htm	Edgar Link	pending
ex32210k-12312021.htm	Edgar Link	pending
ex44descriptionofregistran.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
hlg-20211231.htm	Edgar Link	pending
hlg-20211231.xsd	Edgar Link	pending
hlg-20211231_cal.xml	Edgar Link	unprocessable
hlg-20211231_def.xml	Edgar Link	unprocessable
hlg-20211231_htm.xml	Edgar Link	completed
hlg-20211231_lab.xml	Edgar Link	unprocessable
hlg-20211231_pre.xml	Edgar Link	unprocessable
MetaLinks.json	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
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R75.htm	Edgar Link	pending
R76.htm	Edgar Link	pending
R77.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$HLGN
Heliogen Inc Stock $hlgn

2021 Q4 Form 10-K Financial Statement

#000162828022008070 Filed on March 31, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$HLGN Heliogen Inc Stock $hlgn

2021 Q4 Form 10-K Financial Statement

#000162828022008070 Filed on March 31, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$HLGN
Heliogen Inc Stock $hlgn