2023 Q3 Form 10-Q Financial Statement

#000114036123039283 Filed on August 11, 2023

View on sec.gov

Income Statement

Concept 2023 Q3 2023 Q2 2022 Q2
Revenue $51.00K $0.00 $0.00
YoY Change
Cost Of Revenue $120.0K $0.00
YoY Change
Gross Profit -$69.00K $0.00
YoY Change
Gross Profit Margin -135.29%
Selling, General & Admin $3.980M $2.510M $5.433M
YoY Change 19.16% -53.8% 18.6%
% of Gross Profit
Research & Development $1.457M $1.579M $1.685M
YoY Change -70.64% -6.29% -68.98%
% of Gross Profit
Depreciation & Amortization $20.00K $20.00K $68.00K
YoY Change -50.0% -70.59% 78.01%
% of Gross Profit
Operating Expenses $5.436M $4.549M $13.88M
YoY Change -34.54% -67.23% 38.62%
Operating Profit -$5.505M -$4.549M -$13.88M
YoY Change -33.71% -67.23% 38.62%
Interest Expense -$110.0K $20.00K -$296.0K
YoY Change 450.0% -106.76%
% of Operating Profit
Other Income/Expense, Net -$94.00K $45.00K $10.48M
YoY Change -109.47% -99.57% -14658.33%
Pretax Income -$5.599M -$4.504M -$3.398M
YoY Change -23.42% 32.55% -66.31%
Income Tax -$8.000K $4.000K $0.00
% Of Pretax Income
Net Earnings -$5.600M -$4.508M -$3.400M
YoY Change -23.29% 32.59% -66.29%
Net Earnings / Revenue -10980.39%
Basic Earnings Per Share -$1.03 -$0.85 -$0.06
Diluted Earnings Per Share -$1.03 -$0.85 -$0.06
COMMON SHARES
Basic Shares Outstanding 5.410M 5.270M 58.81M
Diluted Shares Outstanding 5.410M 5.303M 58.81M

Balance Sheet

Concept 2023 Q3 2023 Q2 2022 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments $4.550M $1.840M $19.41M
YoY Change -65.66% -90.52% -61.31%
Cash & Equivalents $4.551M $1.837M $19.41M
Short-Term Investments
Other Short-Term Assets $700.0K $1.070M $1.824M
YoY Change -58.08% -41.34% 4.04%
Inventory
Prepaid Expenses
Receivables $1.780M $980.0K
Other Receivables $1.776M $984.0K $694.0K
Total Short-Term Assets $7.031M $3.891M $21.93M
YoY Change -55.65% -82.25% -57.79%
LONG-TERM ASSETS
Property, Plant & Equipment $173.0K $193.0K $424.0K
YoY Change -25.11% -54.48% -27.15%
Goodwill $2.000M $2.000M $2.000M
YoY Change 0.0% 0.0% -2.14%
Intangibles
YoY Change
Long-Term Investments $0.00 $0.00 $89.00K
YoY Change -100.0% -100.0% -82.71%
Other Assets $4.045M $1.374M
YoY Change 393.89%
Total Long-Term Assets $45.22M $43.06M $4.977M
YoY Change 791.15% 765.24% -61.02%
TOTAL ASSETS
Total Short-Term Assets $7.031M $3.891M $21.93M
Total Long-Term Assets $45.22M $43.06M $4.977M
Total Assets $52.25M $46.95M $26.90M
YoY Change 149.68% 74.54% -58.43%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable $1.464M $2.675M $1.478M
YoY Change 27.3% 80.99% -59.83%
Accrued Expenses $5.019M $2.109M $3.821M
YoY Change 55.39% -44.81% 99.41%
Deferred Revenue
YoY Change
Short-Term Debt $1.640M $1.750M $0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities $9.626M $7.165M $7.118M
YoY Change 28.91% 0.66% -7.37%
LONG-TERM LIABILITIES
Long-Term Debt $3.450M $330.0K $0.00
YoY Change 34400.0%
Other Long-Term Liabilities $35.61M $35.59M $48.00K
YoY Change 2007.1% 74045.83% 109.95%
Total Long-Term Liabilities $39.06M $35.92M $48.00K
YoY Change 2211.24% 74733.33% 109.95%
TOTAL LIABILITIES
Total Short-Term Liabilities $9.626M $7.165M $7.118M
Total Long-Term Liabilities $39.06M $35.92M $48.00K
Total Liabilities $48.69M $43.09M $12.12M
YoY Change 301.93% 255.42% -58.94%
SHAREHOLDERS EQUITY
Retained Earnings -$180.8M -$175.2M -$153.5M
YoY Change 12.44% 14.14% 135.52%
Common Stock $27.00K $27.00K $287.0K
YoY Change 80.0% -90.59% 28.39%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity $3.562M $3.866M $14.78M
YoY Change
Total Liabilities & Shareholders Equity $52.25M $46.95M $26.90M
YoY Change 149.68% 74.54% -58.43%

Cashflow Statement

Concept 2023 Q3 2023 Q2 2022 Q2
OPERATING ACTIVITIES
Net Income -$5.600M -$4.508M -$3.400M
YoY Change -23.29% 32.59% -66.29%
Depreciation, Depletion And Amortization $20.00K $20.00K $68.00K
YoY Change -50.0% -70.59% 78.01%
Cash From Operating Activities -$5.830M -$3.870M -$3.993M
YoY Change -4.58% -3.08% -41.32%
INVESTING ACTIVITIES
Capital Expenditures $0.00 $0.00 -$187.0K
YoY Change -100.0% -100.0%
Acquisitions
YoY Change
Other Investing Activities $0.00 $0.00 $100.0K
YoY Change -100.0% -21839.13%
Cash From Investing Activities $0.00 $0.00 -$87.00K
YoY Change -100.0% -100.0% 18813.04%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities 8.540M 310.0K -13.00K
YoY Change 85300.0% -2484.62% -100.03%
NET CHANGE
Cash From Operating Activities -5.830M -3.870M -3.993M
Cash From Investing Activities 0.000 0.000 -87.00K
Cash From Financing Activities 8.540M 310.0K -13.00K
Net Change In Cash 2.710M -3.560M -4.093M
YoY Change -144.07% -13.02% -109.8%
FREE CASH FLOW
Cash From Operating Activities -$5.830M -$3.870M -$3.993M
Capital Expenditures $0.00 $0.00 -$187.0K
Free Cash Flow -$5.830M -$3.870M -$3.806M
YoY Change -5.36% 1.68% -44.07%

Facts In Submission

Frame Concept Type Concept / XBRL Key Value Unit
erna Increase Decrease In Operating Lease Liabilities
IncreaseDecreaseInOperatingLeaseLiabilities
-215000
CY2023Q2 us-gaap Cash
Cash
1837000
CY2022Q4 us-gaap Cash
Cash
11446000
CY2023Q2 us-gaap Other Receivables Net Current
OtherReceivablesNetCurrent
984000
CY2022Q4 us-gaap Other Receivables Net Current
OtherReceivablesNetCurrent
951000
CY2022Q4 us-gaap Prepaid Expense And Other Assets Current
PrepaidExpenseAndOtherAssetsCurrent
1284000
CY2023Q2 us-gaap Assets Current
AssetsCurrent
3891000
CY2022Q4 us-gaap Assets Current
AssetsCurrent
13681000
CY2023Q2 us-gaap Restricted Cash Noncurrent
RestrictedCashNoncurrent
4095000
CY2022Q4 us-gaap Restricted Cash Noncurrent
RestrictedCashNoncurrent
4095000
CY2023Q2 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
193000
CY2022Q4 us-gaap Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
236000
CY2023Q2 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
35357000
CY2023Q2 us-gaap Goodwill
Goodwill
2044000
CY2022Q4 us-gaap Goodwill
Goodwill
2044000
CY2022Q4 us-gaap Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
1000000
CY2023Q2 us-gaap Preferred Stock Shares Authorized
PreferredStockSharesAuthorized
1000000
CY2023Q2 us-gaap Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
156000
CY2022Q4 us-gaap Preferred Stock Shares Issued
PreferredStockSharesIssued
156000
CY2023Q2 us-gaap Preferred Stock Liquidation Preference Value
PreferredStockLiquidationPreferenceValue
156000
CY2022Q4 us-gaap Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
0.005
CY2023Q2 us-gaap Common Stock Par Or Stated Value Per Share
CommonStockParOrStatedValuePerShare
0.005
CY2023Q2 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
100000000
CY2022Q4 us-gaap Common Stock Shares Authorized
CommonStockSharesAuthorized
100000000
CY2023Q2 us-gaap Common Stock Value
CommonStockValue
27000
CY2022Q4 us-gaap Common Stock Value
CommonStockValue
26000
CY2023Q2 us-gaap Additional Paid In Capital
AdditionalPaidInCapital
179067000
CY2022Q4 us-gaap Additional Paid In Capital
AdditionalPaidInCapital
177377000
CY2023Q2 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
-175229000
CY2022Q4 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
-165297000
CY2023Q2 us-gaap Stockholders Equity
StockholdersEquity
3866000
CY2022Q4 us-gaap Stockholders Equity
StockholdersEquity
12107000
CY2023Q2 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
46954000
CY2022Q4 us-gaap Liabilities And Stockholders Equity
LiabilitiesAndStockholdersEquity
22279000
us-gaap Net Income Loss
NetIncomeLoss
-12773000
us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
42000
us-gaap Depreciation Depletion And Amortization
DepreciationDepletionAndAmortization
104000
us-gaap Share Based Compensation
ShareBasedCompensation
903000
us-gaap Share Based Compensation
ShareBasedCompensation
2062000
us-gaap Operating Lease Right Of Use Asset Amortization Expense
OperatingLeaseRightOfUseAssetAmortizationExpense
83000
erna Gain Loss On Disposal Of Fixed Assets
GainLossOnDisposalOfFixedAssets
1000
erna Gain Loss On Disposal Of Fixed Assets
GainLossOnDisposalOfFixedAssets
274000
erna Gain On Termination Of Lease
GainOnTerminationOfLease
0
erna Gain On Termination Of Lease
GainOnTerminationOfLease
85000
erna Loss On Non Controlling Investment
LossOnNonControllingInvestment
59000
erna Loss On Non Controlling Investment
LossOnNonControllingInvestment
911000
us-gaap Increase Decrease In Other Receivables
IncreaseDecreaseInOtherReceivables
33000
us-gaap Increase Decrease In Other Receivables
IncreaseDecreaseInOtherReceivables
5000
us-gaap Increase Decrease In Prepaid Deferred Expense And Other Assets
IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
-214000
us-gaap Increase Decrease In Prepaid Deferred Expense And Other Assets
IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
727000
us-gaap Increase Decrease In Other Noncurrent Assets
IncreaseDecreaseInOtherNoncurrentAssets
481000
us-gaap Increase Decrease In Other Noncurrent Assets
IncreaseDecreaseInOtherNoncurrentAssets
-11000
us-gaap Increase Decrease In Due To Related Parties
IncreaseDecreaseInDueToRelatedParties
0
us-gaap Increase Decrease In Deferred Revenue
IncreaseDecreaseInDeferredRevenue
250000
us-gaap Increase Decrease In Deferred Revenue
IncreaseDecreaseInDeferredRevenue
0
us-gaap Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
80000
us-gaap Increase Decrease In Other Operating Liabilities
IncreaseDecreaseInOtherOperatingLiabilities
1183000
us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
-9921000
us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
-9425000
us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
0
us-gaap Payments To Acquire Property Plant And Equipment
PaymentsToAcquirePropertyPlantAndEquipment
233000
us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
0
us-gaap Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInInvestingActivities
-133000
us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
0
us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
312000
us-gaap Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInFinancingActivities
11980000
us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
-9609000
us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
2422000
CY2022Q4 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
15541000
CY2021Q4 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
16985000
CY2023Q2 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
5932000
CY2022Q2 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
19407000
us-gaap Interest Paid Net
InterestPaidNet
13000
us-gaap Interest Paid Net
InterestPaidNet
14000
us-gaap Income Taxes Paid Net
IncomeTaxesPaidNet
4000
us-gaap Income Taxes Paid Net
IncomeTaxesPaidNet
8000
CY2023Q2 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
1837000
CY2022Q2 us-gaap Cash And Cash Equivalents At Carrying Value
CashAndCashEquivalentsAtCarryingValue
19407000
CY2023Q2 us-gaap Restricted Cash Current
RestrictedCashCurrent
4095000
CY2022Q2 us-gaap Restricted Cash Current
RestrictedCashCurrent
0
CY2023Q2 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
5932000
CY2022Q2 us-gaap Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
19407000
CY2023Q2 us-gaap Net Income Loss
NetIncomeLoss
-4500000
CY2022Q4 us-gaap Restricted Cash
RestrictedCash
4100000
dei Amendment Flag
AmendmentFlag
false
dei Current Fiscal Year End Date
CurrentFiscalYearEndDate
--12-31
dei Document Fiscal Year Focus
DocumentFiscalYearFocus
2023
dei Document Fiscal Period Focus
DocumentFiscalPeriodFocus
Q2
dei Entity Central Index Key
EntityCentralIndexKey
0000748592
erna License Agreement Automatic Renewal Term
LicenseAgreementAutomaticRenewalTerm
P2Y6M
CY2023Q2 us-gaap Prepaid Expense And Other Assets Current
PrepaidExpenseAndOtherAssetsCurrent
1070000
CY2022Q4 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
1030000
CY2023Q2 us-gaap Equity Method Investments
EquityMethodInvestments
0
CY2022Q4 us-gaap Equity Method Investments
EquityMethodInvestments
59000
CY2023Q2 us-gaap Other Assets Noncurrent
OtherAssetsNoncurrent
1374000
CY2022Q4 us-gaap Other Assets Noncurrent
OtherAssetsNoncurrent
1134000
CY2023Q2 us-gaap Assets
Assets
46954000
CY2022Q4 us-gaap Assets
Assets
22279000
CY2023Q2 us-gaap Accounts Payable Current
AccountsPayableCurrent
2675000
CY2022Q4 us-gaap Accounts Payable Current
AccountsPayableCurrent
1620000
CY2023Q2 us-gaap Accrued Liabilities Current
AccruedLiabilitiesCurrent
2109000
CY2022Q4 us-gaap Accrued Liabilities Current
AccruedLiabilitiesCurrent
3626000
CY2023Q2 us-gaap Taxes Payable Current
TaxesPayableCurrent
8000
CY2022Q4 us-gaap Taxes Payable Current
TaxesPayableCurrent
0
CY2023Q2 us-gaap Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
173000
CY2022Q4 us-gaap Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
295000
CY2023Q2 us-gaap Liabilities Current
LiabilitiesCurrent
7165000
CY2022Q4 us-gaap Liabilities Current
LiabilitiesCurrent
7654000
CY2023Q2 us-gaap Derivative Liabilities Noncurrent
DerivativeLiabilitiesNoncurrent
185000
CY2022Q4 us-gaap Derivative Liabilities Noncurrent
DerivativeLiabilitiesNoncurrent
331000
CY2023Q2 us-gaap Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
34963000
CY2022Q4 us-gaap Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
887000
CY2023Q2 us-gaap Deferred Revenue Noncurrent
DeferredRevenueNoncurrent
250000
CY2022Q4 us-gaap Deferred Revenue Noncurrent
DeferredRevenueNoncurrent
0
CY2023Q2 us-gaap Business Combination Contingent Consideration Liability Noncurrent
BusinessCombinationContingentConsiderationLiabilityNoncurrent
107000
CY2022Q4 us-gaap Business Combination Contingent Consideration Liability Noncurrent
BusinessCombinationContingentConsiderationLiabilityNoncurrent
0
CY2023Q2 us-gaap Liabilities
Liabilities
43088000
CY2022Q4 us-gaap Liabilities
Liabilities
10172000
CY2022Q4 us-gaap Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
0.005
CY2023Q2 us-gaap Preferred Stock Par Or Stated Value Per Share
PreferredStockParOrStatedValuePerShare
0.005
CY2023Q2 us-gaap Preferred Stock Shares Issued
PreferredStockSharesIssued
156000
CY2022Q4 us-gaap Preferred Stock Shares Outstanding
PreferredStockSharesOutstanding
156000
CY2022Q4 us-gaap Preferred Stock Liquidation Preference Value
PreferredStockLiquidationPreferenceValue
156000
CY2023Q2 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
5410000
CY2023Q2 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
5410000
CY2022Q4 us-gaap Common Stock Shares Issued
CommonStockSharesIssued
5127000
CY2022Q4 us-gaap Common Stock Shares Outstanding
CommonStockSharesOutstanding
5127000
CY2023Q2 erna License Costs
LicenseCosts
0
CY2022Q2 erna License Costs
LicenseCosts
0
erna License Costs
LicenseCosts
50000
erna License Costs
LicenseCosts
0
CY2023Q2 us-gaap Research And Development Expense Excluding Acquired In Process Cost
ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost
1579000
CY2022Q2 us-gaap Research And Development Expense Excluding Acquired In Process Cost
ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost
1685000
us-gaap Research And Development Expense Excluding Acquired In Process Cost
ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost
3253000
us-gaap Research And Development Expense Excluding Acquired In Process Cost
ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost
3467000
CY2023Q2 us-gaap General And Administrative Expense
GeneralAndAdministrativeExpense
2510000
CY2022Q2 us-gaap General And Administrative Expense
GeneralAndAdministrativeExpense
6205000
us-gaap General And Administrative Expense
GeneralAndAdministrativeExpense
6102000
us-gaap General And Administrative Expense
GeneralAndAdministrativeExpense
10719000
CY2023Q2 erna Research And Development In Process Asset Acquisition
ResearchAndDevelopmentInProcessAssetAcquisition
460000
CY2022Q2 erna Research And Development In Process Asset Acquisition
ResearchAndDevelopmentInProcessAssetAcquisition
0
erna Research And Development In Process Asset Acquisition
ResearchAndDevelopmentInProcessAssetAcquisition
460000
erna Research And Development In Process Asset Acquisition
ResearchAndDevelopmentInProcessAssetAcquisition
0
CY2023Q2 us-gaap Impairment Of Ongoing Project
ImpairmentOfOngoingProject
0
CY2022Q2 us-gaap Impairment Of Ongoing Project
ImpairmentOfOngoingProject
5990000
us-gaap Impairment Of Ongoing Project
ImpairmentOfOngoingProject
0
us-gaap Impairment Of Ongoing Project
ImpairmentOfOngoingProject
5990000
CY2023Q2 us-gaap Operating Expenses
OperatingExpenses
4549000
CY2023Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
-0.85
CY2023Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
-0.85
CY2022Q2 us-gaap Operating Expenses
OperatingExpenses
13880000
us-gaap Operating Expenses
OperatingExpenses
9865000
us-gaap Operating Expenses
OperatingExpenses
20176000
CY2023Q2 us-gaap Operating Income Loss
OperatingIncomeLoss
-4549000
CY2022Q2 us-gaap Operating Income Loss
OperatingIncomeLoss
-13880000
us-gaap Operating Income Loss
OperatingIncomeLoss
-9865000
us-gaap Operating Income Loss
OperatingIncomeLoss
-20176000
CY2023Q2 erna Warrant Liabilities Expense
WarrantLiabilitiesExpense
-191000
CY2022Q2 erna Warrant Liabilities Expense
WarrantLiabilitiesExpense
-10792000
erna Warrant Liabilities Expense
WarrantLiabilitiesExpense
-146000
erna Warrant Liabilities Expense
WarrantLiabilitiesExpense
-9470000
CY2023Q2 erna Change In Fair Value Of Contingent Consideration
ChangeInFairValueOfContingentConsideration
118000
CY2022Q2 erna Change In Fair Value Of Contingent Consideration
ChangeInFairValueOfContingentConsideration
0
erna Change In Fair Value Of Contingent Consideration
ChangeInFairValueOfContingentConsideration
118000
erna Change In Fair Value Of Contingent Consideration
ChangeInFairValueOfContingentConsideration
0
CY2023Q2 erna Loss On Non Controlling Investment
LossOnNonControllingInvestment
8000
CY2022Q2 erna Loss On Non Controlling Investment
LossOnNonControllingInvestment
296000
erna Loss On Non Controlling Investment
LossOnNonControllingInvestment
59000
erna Loss On Non Controlling Investment
LossOnNonControllingInvestment
911000
CY2023Q2 us-gaap Other Nonoperating Expense
OtherNonoperatingExpense
256000
CY2022Q2 us-gaap Other Nonoperating Expense
OtherNonoperatingExpense
14000
us-gaap Other Nonoperating Expense
OtherNonoperatingExpense
255000
us-gaap Other Nonoperating Expense
OtherNonoperatingExpense
1156000
CY2023Q2 us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
45000
CY2022Q2 us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
10482000
us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
-50000
us-gaap Nonoperating Income Expense
NonoperatingIncomeExpense
7403000
CY2023Q2 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
-4504000
CY2022Q2 us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
-3398000
us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
-9915000
us-gaap Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
-12773000
CY2023Q2 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
4000
CY2022Q2 us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
0
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
9000
us-gaap Income Tax Expense Benefit
IncomeTaxExpenseBenefit
0
CY2023Q2 us-gaap Net Income Loss
NetIncomeLoss
-4508000
CY2022Q2 us-gaap Net Income Loss
NetIncomeLoss
-3398000
us-gaap Net Income Loss
NetIncomeLoss
-9924000
us-gaap Net Income Loss
NetIncomeLoss
-12773000
CY2023Q2 us-gaap Preferred Stock Dividends And Other Adjustments
PreferredStockDividendsAndOtherAdjustments
8000
CY2022Q2 us-gaap Preferred Stock Dividends And Other Adjustments
PreferredStockDividendsAndOtherAdjustments
8000
us-gaap Preferred Stock Dividends And Other Adjustments
PreferredStockDividendsAndOtherAdjustments
8000
us-gaap Preferred Stock Dividends And Other Adjustments
PreferredStockDividendsAndOtherAdjustments
8000
CY2023Q2 us-gaap Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
-4516000
CY2022Q2 us-gaap Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
-3406000
us-gaap Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
-9932000
us-gaap Net Income Loss Available To Common Stockholders Basic
NetIncomeLossAvailableToCommonStockholdersBasic
-12781000
CY2022Q2 us-gaap Earnings Per Share Basic
EarningsPerShareBasic
-1.16
CY2022Q2 us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
-1.16
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
-1.9
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
-1.9
us-gaap Earnings Per Share Basic
EarningsPerShareBasic
-4.55
us-gaap Earnings Per Share Diluted
EarningsPerShareDiluted
-4.55
CY2023Q2 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
5303000
CY2023Q2 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
5303000
CY2022Q2 us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
2940000
CY2022Q2 us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
2940000
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
5215000
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
5215000
us-gaap Weighted Average Number Of Diluted Shares Outstanding
WeightedAverageNumberOfDilutedSharesOutstanding
2811000
us-gaap Weighted Average Number Of Shares Outstanding Basic
WeightedAverageNumberOfSharesOutstandingBasic
2811000
CY2023Q1 us-gaap Stockholders Equity
StockholdersEquity
7380000
CY2023Q2 erna Stock Issued During Period Value Acquisitions2
StockIssuedDuringPeriodValueAcquisitions2
208000
CY2023Q2 erna Stock Issued During Period Value Stock Purchase Agreement
StockIssuedDuringPeriodValueStockPurchaseAgreement
580000
CY2023Q2 us-gaap Dividends Preferred Stock Cash
DividendsPreferredStockCash
8000
CY2023Q2 us-gaap Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
214000
CY2023Q2 us-gaap Net Income Loss
NetIncomeLoss
-4508000
CY2023Q2 us-gaap Stockholders Equity
StockholdersEquity
3866000
CY2022Q4 us-gaap Stockholders Equity
StockholdersEquity
12107000
erna Stock Issued During Period Value Acquisitions2
StockIssuedDuringPeriodValueAcquisitions2
208000
erna Stock Issued During Period Value Stock Purchase Agreement
StockIssuedDuringPeriodValueStockPurchaseAgreement
580000
us-gaap Dividends Preferred Stock Cash
DividendsPreferredStockCash
8000
us-gaap Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
903000
us-gaap Net Income Loss
NetIncomeLoss
-9924000
CY2023Q2 us-gaap Stockholders Equity
StockholdersEquity
3866000
CY2022Q1 us-gaap Stockholders Equity
StockholdersEquity
17311000
CY2022Q2 us-gaap Stock Issued During Period Value Restricted Stock Award Gross
StockIssuedDuringPeriodValueRestrictedStockAwardGross
-5000
CY2022Q2 us-gaap Dividends Preferred Stock Cash
DividendsPreferredStockCash
8000
CY2022Q2 us-gaap Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
879000
CY2022Q2 us-gaap Net Income Loss
NetIncomeLoss
-3398000
CY2022Q2 us-gaap Stockholders Equity
StockholdersEquity
14779000
CY2021Q4 us-gaap Stockholders Equity
StockholdersEquity
25503000
erna Stock Issued During Period Value Private Offering
StockIssuedDuringPeriodValuePrivateOffering
0
us-gaap Stock Issued During Period Value Restricted Stock Award Gross
StockIssuedDuringPeriodValueRestrictedStockAwardGross
-5000
erna Stock Issued During Period Value Forfeiture Of Unvested Restricted Stock
StockIssuedDuringPeriodValueForfeitureOfUnvestedRestrictedStock
0
us-gaap Dividends Preferred Stock Cash
DividendsPreferredStockCash
8000
us-gaap Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
2062000
us-gaap Net Income Loss
NetIncomeLoss
-12773000
CY2022Q2 us-gaap Stockholders Equity
StockholdersEquity
14779000
us-gaap Net Income Loss
NetIncomeLoss
-9924000
erna Commitment Shares Issue Expense
CommitmentSharesIssueExpense
249000
erna Commitment Shares Issue Expense
CommitmentSharesIssueExpense
0
us-gaap Equity Method Investment Realized Gain Loss On Disposal
EquityMethodInvestmentRealizedGainLossOnDisposal
-11000
us-gaap Equity Method Investment Realized Gain Loss On Disposal
EquityMethodInvestmentRealizedGainLossOnDisposal
0
us-gaap Operating Lease Right Of Use Asset Amortization Expense
OperatingLeaseRightOfUseAssetAmortizationExpense
186000
us-gaap Operating Lease Impairment Loss
OperatingLeaseImpairmentLoss
0
us-gaap Operating Lease Impairment Loss
OperatingLeaseImpairmentLoss
772000
erna Non Cash Research And Development In Process Asset Acquisition
NonCashResearchAndDevelopmentInProcessAssetAcquisition
433000
erna Non Cash Research And Development In Process Asset Acquisition
NonCashResearchAndDevelopmentInProcessAssetAcquisition
0
us-gaap Impairment Of Ongoing Project
ImpairmentOfOngoingProject
0
us-gaap Impairment Of Ongoing Project
ImpairmentOfOngoingProject
5990000
us-gaap Fair Value Adjustment Of Warrants
FairValueAdjustmentOfWarrants
-146000
us-gaap Fair Value Adjustment Of Warrants
FairValueAdjustmentOfWarrants
-9470000
erna Gain Loss On Change In Fair Value Of Contingent Consideration
GainLossOnChangeInFairValueOfContingentConsideration
-118000
erna Gain Loss On Change In Fair Value Of Contingent Consideration
GainLossOnChangeInFairValueOfContingentConsideration
0
us-gaap Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
-454000
us-gaap Increase Decrease In Accounts Payable And Accrued Liabilities
IncreaseDecreaseInAccountsPayableAndAccruedLiabilities
2295000
erna Increase Decrease In Operating Lease Liabilities
IncreaseDecreaseInOperatingLeaseLiabilities
-153000
us-gaap Increase Decrease In Due To Related Parties
IncreaseDecreaseInDueToRelatedParties
-875000
us-gaap Proceeds From Sale Of Property Plant And Equipment
ProceedsFromSaleOfPropertyPlantAndEquipment
0
us-gaap Proceeds From Sale Of Property Plant And Equipment
ProceedsFromSaleOfPropertyPlantAndEquipment
100000
us-gaap Proceeds From Issuance Of Common Stock
ProceedsFromIssuanceOfCommonStock
11993000
erna Proceeds From Issuance Of Common Stock Pursuant To Stock Purchase Agreement
ProceedsFromIssuanceOfCommonStockPursuantToStockPurchaseAgreement
320000
erna Proceeds From Issuance Of Common Stock Pursuant To Stock Purchase Agreement
ProceedsFromIssuanceOfCommonStockPursuantToStockPurchaseAgreement
0
us-gaap Payments Related To Tax Withholding For Share Based Compensation
PaymentsRelatedToTaxWithholdingForShareBasedCompensation
0
us-gaap Payments Related To Tax Withholding For Share Based Compensation
PaymentsRelatedToTaxWithholdingForShareBasedCompensation
5000
us-gaap Payments Of Dividends Preferred Stock And Preference Stock
PaymentsOfDividendsPreferredStockAndPreferenceStock
8000
us-gaap Payments Of Dividends Preferred Stock And Preference Stock
PaymentsOfDividendsPreferredStockAndPreferenceStock
8000
erna Contingent Consideration For Asset Acquisition
ContingentConsiderationForAssetAcquisition
225000
erna Contingent Consideration For Asset Acquisition
ContingentConsiderationForAssetAcquisition
0
erna Issuance Of Common Stock For Asset Acquisition
IssuanceOfCommonStockForAssetAcquisition
208000
erna Issuance Of Common Stock For Asset Acquisition
IssuanceOfCommonStockForAssetAcquisition
0
erna Initial Measurement Of Right Of Use Assets
InitialMeasurementOfRightOfUseAssets
34410000
erna Initial Measurement Of Right Of Use Assets
InitialMeasurementOfRightOfUseAssets
1706000
erna Initial Measurement Of Lease Liabilities
InitialMeasurementOfLeaseLiabilities
34169000
erna Initial Measurement Of Lease Liabilities
InitialMeasurementOfLeaseLiabilities
1706000
CY2023Q2 erna Number Of In Licensed Portfolio Patents
NumberOfInLicensedPortfolioPatents
100
CY2023Q2 us-gaap Cash
Cash
1800000
CY2023Q2 us-gaap Retained Earnings Accumulated Deficit
RetainedEarningsAccumulatedDeficit
-175200000
us-gaap Net Income Loss
NetIncomeLoss
-9900000
us-gaap Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
-9900000
CY2022Q4 us-gaap Area Of Real Estate Property
AreaOfRealEstateProperty
45500
CY2022Q4 us-gaap Line Of Credit
LineOfCredit
4100000
CY2023Q2 erna Allocated Percentage Of Fair Value Consideration To Purchased License
AllocatedPercentageOfFairValueConsiderationToPurchasedLicense
1
CY2023Q1 erna Proceeds From Option And License Agreement
ProceedsFromOptionAndLicenseAgreement
250000
CY2023Q1 us-gaap Revenue Remaining Performance Obligation Percentage
RevenueRemainingPerformanceObligationPercentage
1
CY2023Q2 us-gaap Deferred Revenue Noncurrent
DeferredRevenueNoncurrent
250000
CY2023Q2 erna Option Fee Obligation Payment Percentage
OptionFeeObligationPaymentPercentage
0.20
erna License Costs
LicenseCosts
50000
CY2023Q2 erna License Costs
LicenseCosts
0
us-gaap Operating Lease Impairment Loss
OperatingLeaseImpairmentLoss
800000
CY2022Q2 us-gaap Operating Lease Impairment Loss
OperatingLeaseImpairmentLoss
800000
CY2023Q2 erna Lease Liability Incremental Amount Above Tenant Improvement Allowance
LeaseLiabilityIncrementalAmountAboveTenantImprovementAllowance
600000
CY2023Q2 erna Other Receivable For Reimbursement Under Tenant Improvement Allowance
OtherReceivableForReimbursementUnderTenantImprovementAllowance
300000
CY2023Q2 erna Sublease Tenant Improvement Allowance Paid But Not Submitted For Reimbursement
SubleaseTenantImprovementAllowancePaidButNotSubmittedForReimbursement
700000
CY2023Q2 us-gaap Operating Lease Cost
OperatingLeaseCost
67000
CY2022Q2 us-gaap Operating Lease Cost
OperatingLeaseCost
146000
us-gaap Operating Lease Cost
OperatingLeaseCost
135000
us-gaap Operating Lease Cost
OperatingLeaseCost
333000
CY2023Q2 us-gaap Sublease Income
SubleaseIncome
21000
CY2022Q2 us-gaap Sublease Income
SubleaseIncome
21000
us-gaap Sublease Income
SubleaseIncome
42000
us-gaap Sublease Income
SubleaseIncome
42000
CY2023Q2 us-gaap Variable Lease Cost
VariableLeaseCost
7000
CY2022Q2 us-gaap Variable Lease Cost
VariableLeaseCost
51000
us-gaap Variable Lease Cost
VariableLeaseCost
12000
us-gaap Variable Lease Cost
VariableLeaseCost
53000
CY2023Q2 us-gaap Lease Cost
LeaseCost
53000
CY2022Q2 us-gaap Lease Cost
LeaseCost
176000
us-gaap Lease Cost
LeaseCost
105000
us-gaap Lease Cost
LeaseCost
344000
CY2022Q4 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
1030000
erna Initial Measurement Of Operating Lease Rou Assets
InitialMeasurementOfOperatingLeaseROUAssets
34410000
us-gaap Operating Lease Right Of Use Asset Amortization Expense
OperatingLeaseRightOfUseAssetAmortizationExpense
83000
CY2023Q2 us-gaap Operating Lease Right Of Use Asset
OperatingLeaseRightOfUseAsset
35357000
CY2022Q4 us-gaap Operating Lease Liability
OperatingLeaseLiability
1182000
erna Initial Measurement Of Operating Lease Liabilities
InitialMeasurementOfOperatingLeaseLiabilities
34169000
erna Principal Payments On Operating Lease Liabilities
PrincipalPaymentsOnOperatingLeaseLiabilities
215000
CY2023Q2 us-gaap Operating Lease Liability
OperatingLeaseLiability
35136000
CY2023Q2 us-gaap Operating Lease Liability Noncurrent
OperatingLeaseLiabilityNoncurrent
34963000
CY2023Q2 us-gaap Operating Lease Liability Current
OperatingLeaseLiabilityCurrent
173000
CY2023Q2 us-gaap Operating Lease Weighted Average Remaining Lease Term1
OperatingLeaseWeightedAverageRemainingLeaseTerm1
P10Y3M18D
CY2023Q2 us-gaap Operating Lease Weighted Average Discount Rate Percent
OperatingLeaseWeightedAverageDiscountRatePercent
0.126
CY2023Q2 us-gaap Lessee Operating Lease Liability Payments Remainder Of Fiscal Year
LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear
1064000
CY2023Q2 us-gaap Lessee Operating Lease Liability Payments Due Next Twelve Months
LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
5931000
CY2023Q2 us-gaap Lessee Operating Lease Liability Payments Due Year Two
LesseeOperatingLeaseLiabilityPaymentsDueYearTwo
6065000
CY2023Q2 us-gaap Lessee Operating Lease Liability Payments Due Year Three
LesseeOperatingLeaseLiabilityPaymentsDueYearThree
6227000
CY2023Q2 us-gaap Lessee Operating Lease Liability Payments Due Year Four
LesseeOperatingLeaseLiabilityPaymentsDueYearFour
6298000
CY2023Q2 erna Lessee Operating Lease Liability Payments Due After Year Four
LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour
40224000
CY2023Q2 us-gaap Lessee Operating Lease Liability Payments Due
LesseeOperatingLeaseLiabilityPaymentsDue
65809000
CY2023Q2 us-gaap Lessee Operating Lease Liability Undiscounted Excess Amount
LesseeOperatingLeaseLiabilityUndiscountedExcessAmount
30673000
CY2023Q2 us-gaap Operating Lease Liability
OperatingLeaseLiability
35136000
CY2023Q2 us-gaap Goodwill
Goodwill
2000000
CY2023Q1 us-gaap Share Price
SharePrice
3.4
CY2023Q2 us-gaap Share Price
SharePrice
2.26
CY2023Q1 erna Percentage Of Sublicense Fees Paid Before License Expiration Date
PercentageOfSublicenseFeesPaidBeforeLicenseExpirationDate
0.20
CY2023Q1 erna Percentage Of Sublience Fees Received During Renewal Term
PercentageOfSublienceFeesReceivedDuringRenewalTerm
0.30
erna Notice Period For First Termination Of Contract
NoticePeriodForFirstTerminationOfContract
P120D
CY2023Q1 erna Percentage Of Sublience Fees Received During Renewal Term
PercentageOfSublienceFeesReceivedDuringRenewalTerm
0.30
CY2023Q2 erna Legal Fees And Settlements
LegalFeesAndSettlements
349000
CY2023Q1 erna Legal Fees And Settlements
LegalFeesAndSettlements
1138000
CY2023Q2 erna Accrued Clinical Current
AccruedClinicalCurrent
310000
CY2023Q1 erna Accrued Clinical Current
AccruedClinicalCurrent
570000
CY2023Q2 us-gaap Accrued Professional Fees Current
AccruedProfessionalFeesCurrent
431000
CY2023Q1 us-gaap Accrued Professional Fees Current
AccruedProfessionalFeesCurrent
333000
CY2023Q2 us-gaap Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
324000
CY2023Q1 us-gaap Employee Related Liabilities Current
EmployeeRelatedLiabilitiesCurrent
1065000
CY2023Q2 us-gaap Other Accrued Liabilities Current
OtherAccruedLiabilitiesCurrent
695000
CY2023Q1 us-gaap Other Accrued Liabilities Current
OtherAccruedLiabilitiesCurrent
520000
CY2023Q2 us-gaap Accrued Liabilities Current
AccruedLiabilitiesCurrent
2109000
CY2023Q1 us-gaap Accrued Liabilities Current
AccruedLiabilitiesCurrent
3626000
CY2023Q2 us-gaap Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
214000
CY2022Q2 us-gaap Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
879000
us-gaap Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
903000
us-gaap Allocated Share Based Compensation Expense
AllocatedShareBasedCompensationExpense
2062000
CY2023Q2 us-gaap Class Of Warrant Or Right Outstanding
ClassOfWarrantOrRightOutstanding
4713
CY2023Q2 us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
5243000
us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
5243000
us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
563000
CY2022Q2 us-gaap Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
563000

Files In Submission

Name View Source Status
0001140361-23-039283-index-headers.html Edgar Link pending
0001140361-23-039283-index.html Edgar Link pending
0001140361-23-039283.txt Edgar Link pending
0001140361-23-039283-xbrl.zip Edgar Link pending
brhc20057085_10q.htm Edgar Link pending
brhc20057085_ex31-1.htm Edgar Link pending
brhc20057085_ex31-2.htm Edgar Link pending
brhc20057085_ex32-1.htm Edgar Link pending
brhc20057085_ex32-2.htm Edgar Link pending
erna-20230630.xsd Edgar Link pending
Financial_Report.xlsx Edgar Link pending
image00007.jpg Edgar Link pending
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
R13.htm Edgar Link pending
R14.htm Edgar Link pending
R15.htm Edgar Link pending
R16.htm Edgar Link pending
R17.htm Edgar Link pending
R18.htm Edgar Link pending
R19.htm Edgar Link pending
R2.htm Edgar Link pending
R20.htm Edgar Link pending
R21.htm Edgar Link pending
R22.htm Edgar Link pending
R23.htm Edgar Link pending
R24.htm Edgar Link pending
R25.htm Edgar Link pending
R26.htm Edgar Link pending
R27.htm Edgar Link pending
R28.htm Edgar Link pending
R29.htm Edgar Link pending
R3.htm Edgar Link pending
R30.htm Edgar Link pending
R31.htm Edgar Link pending
R32.htm Edgar Link pending
R33.htm Edgar Link pending
erna-20230630_cal.xml Edgar Link unprocessable
erna-20230630_def.xml Edgar Link unprocessable
erna-20230630_lab.xml Edgar Link unprocessable
erna-20230630_pre.xml Edgar Link unprocessable
FilingSummary.xml Edgar Link unprocessable
brhc20057085_10q_htm.xml Edgar Link completed
R34.htm Edgar Link pending
R35.htm Edgar Link pending
R36.htm Edgar Link pending
R37.htm Edgar Link pending
R38.htm Edgar Link pending
R39.htm Edgar Link pending
R4.htm Edgar Link pending
R40.htm Edgar Link pending
R41.htm Edgar Link pending
R42.htm Edgar Link pending
R43.htm Edgar Link pending
R44.htm Edgar Link pending
R45.htm Edgar Link pending
R46.htm Edgar Link pending
R47.htm Edgar Link pending
R48.htm Edgar Link pending
R49.htm Edgar Link pending
R5.htm Edgar Link pending
R50.htm Edgar Link pending
R51.htm Edgar Link pending
R52.htm Edgar Link pending
R53.htm Edgar Link pending
R54.htm Edgar Link pending
R55.htm Edgar Link pending
R56.htm Edgar Link pending
R57.htm Edgar Link pending
R6.htm Edgar Link pending
R7.htm Edgar Link pending
R8.htm Edgar Link pending
R9.htm Edgar Link pending
report.css Edgar Link pending
Show.js Edgar Link pending