$BLGO
BIOLARGO, INC. Stock $blgo

$blgo Overview Financials Valuation SEC Filings Company Website

2023 Q1 Form 10-K Financial Statement

#000143774923008876 Filed on March 31, 2023

Income Statement

Concept	2023 Q1	2022 Q4	2022
Revenue	$3.742M	$2.098M	$5.884M
YoY Change	287.77%	166.24%	132.48%
Cost Of Revenue	$1.932M	$1.133M	$3.027M
YoY Change	335.14%	143.66%	111.97%
Gross Profit	$1.810M	$965.0K	$2.857M
YoY Change	247.41%	198.76%	159.02%
Gross Profit Margin	48.37%	46.0%	48.56%
Selling, General & Admin	$1.722M	$1.884M	$6.731M
YoY Change	-6.36%	34.0%	9.06%
% of Gross Profit	95.14%	195.23%	235.6%
Research & Development	$565.0K	$301.0K	$1.319M
YoY Change	44.13%	-11.47%	-3.51%
% of Gross Profit	31.22%	31.19%	46.17%
Depreciation & Amortization	$22.00K	$17.00K	$45.00K
YoY Change	1000.0%	466.67%	125.0%
% of Gross Profit	1.22%	1.76%	1.58%
Operating Expenses	$2.287M	$2.185M	$8.247M
YoY Change	2.51%	25.14%	9.39%
Operating Profit	-$477.0K	-$1.220M	-$5.390M
YoY Change	-72.11%	-14.27%	-16.25%
Interest Expense	$48.00K	-$11.00K	$53.00K
YoY Change	269.23%	-57.69%	-77.35%
% of Operating Profit
Other Income/Expense, Net	-$17.00K	$20.00K	$258.0K
YoY Change	-110.24%	-53.49%	-156.33%
Pretax Income	-$494.0K	-$1.408M	-$5.132M
YoY Change	-68.01%	-21.38%	-25.56%
Income Tax
% Of Pretax Income
Net Earnings	-$494.0K	-$1.089M	-$5.132M
YoY Change	-68.01%	-56.89%	-25.56%
Net Earnings / Revenue	-13.2%	-51.91%	-87.22%
Basic Earnings Per Share	$0.00		-$0.02
Diluted Earnings Per Share	$0.00	$0.00	-$0.02
COMMON SHARES
Basic Shares Outstanding	283.2M	275.4M	268.3M
Diluted Shares Outstanding

Balance Sheet

Concept	2023 Q1	2022 Q4	2022
SHORT-TERM ASSETS
Cash & Short-Term Investments	$3.264M	$1.851M	$1.851M
YoY Change	235.11%	92.41%	92.41%
Cash & Equivalents	$3.264M	$1.851M	$1.851M
Short-Term Investments
Other Short-Term Assets	$95.00K	$118.0K	$118.0K
YoY Change	-16.67%	38.82%	38.82%
Inventory	$135.0K	$120.0K	$120.0K
Prepaid Expenses
Receivables	$1.380M	$1.064M	$1.064M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$4.874M	$3.153M	$3.153M
YoY Change	137.99%	75.07%	75.07%
LONG-TERM ASSETS
Property, Plant & Equipment	$391.0K	$287.0K	$1.154M
YoY Change	334.44%	370.49%	124.51%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$27.00K	$33.00K	$33.00K
YoY Change	-32.5%	-31.25%	-31.25%
Other Assets	$124.0K	$124.0K	$518.0K
YoY Change	25.25%	79.71%	-21.52%
Total Long-Term Assets	$1.773M	$1.705M	$1.705M
YoY Change	42.87%	39.53%	39.53%
TOTAL ASSETS
Total Short-Term Assets	$4.874M	$3.153M	$3.153M
Total Long-Term Assets	$1.773M	$1.705M	$1.705M
Total Assets	$6.647M	$4.858M	$4.858M
YoY Change	102.1%	60.7%	60.7%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$1.039M	$717.0K	$903.0K
YoY Change	56.95%	104.86%	506.04%
Accrued Expenses	$296.0K	$372.0K	$372.0K
YoY Change	-6.62%	-5.34%	-5.34%
Deferred Revenue	$21.00K	$17.00K
YoY Change		-80.9%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$66.00K	$100.0K	$100.0K
YoY Change	-62.07%	-68.15%	-68.15%
Total Short-Term Liabilities	$1.799M	$1.576M	$1.576M
YoY Change	44.61%	14.7%	14.7%
LONG-TERM LIABILITIES
Long-Term Debt	$302.0K	$237.0K	$498.0K
YoY Change	101.33%	31.67%	35.69%
Other Long-Term Liabilities	$747.0K	$773.0K	$773.0K
YoY Change	134.91%	121.49%	121.49%
Total Long-Term Liabilities	$1.296M	$1.271M	$1.271M
YoY Change	100.93%	77.51%	77.51%
TOTAL LIABILITIES
Total Short-Term Liabilities	$1.799M	$1.576M	$1.576M
Total Long-Term Liabilities	$1.296M	$1.271M	$1.271M
Total Liabilities	$3.095M	$2.847M	-$20.00K
YoY Change	63.84%	36.22%	-98.77%
SHAREHOLDERS EQUITY
Retained Earnings	-$143.8M	-$143.6M
YoY Change	2.18%	3.22%
Common Stock	$190.0K	$186.0K
YoY Change	7.95%	8.77%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$6.385M	$4.878M	$4.878M
YoY Change
Total Liabilities & Shareholders Equity	$6.647M	$4.858M	$4.858M
YoY Change	102.1%	60.7%	60.7%

Cashflow Statement

Concept	2023 Q1	2022 Q4	2022
OPERATING ACTIVITIES
Net Income	-$494.0K	-$1.089M	-$5.132M
YoY Change	-68.01%	-56.89%	-25.56%
Depreciation, Depletion And Amortization	$22.00K	$17.00K	$45.00K
YoY Change	1000.0%	466.67%	125.0%
Cash From Operating Activities	-$43.00K	$41.00K	-$2.762M
YoY Change	-96.23%	-104.21%	-29.85%
INVESTING ACTIVITIES
Capital Expenditures	$48.00K	$107.0K	$271.0K
YoY Change	-250.0%	-923.08%	-897.06%
Acquisitions
YoY Change
Other Investing Activities
YoY Change
Cash From Investing Activities	-$48.00K	-$107.0K	-$271.0K
YoY Change	50.0%	723.08%	697.06%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			$3.617M
YoY Change			-25.91%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	$1.510M	613.0K	$3.956M
YoY Change	26.68%	-28.47%	-6.5%
NET CHANGE
Cash From Operating Activities	-$43.00K	41.00K	-$2.762M
Cash From Investing Activities	-$48.00K	-107.0K	-$271.0K
Cash From Financing Activities	$1.510M	613.0K	$3.956M
Net Change In Cash	$1.413M	547.0K	$889.0K
YoY Change	11675.0%	-517.56%	261.38%
FREE CASH FLOW
Cash From Operating Activities	-$43.00K	$41.00K	-$2.762M
Capital Expenditures	$48.00K	$107.0K	$271.0K
Free Cash Flow	-$91.00K	-$66.00K	-$3.033M
YoY Change	-91.79%	-93.14%	-22.29%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2022	dei	Amendment Flag AmendmentFlag	false
CY2022	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2022	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2022	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
CY2022Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2021Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2022Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.00067
CY2021Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.00067
CY2022Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000
CY2021Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	50000000
CY2022Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0
CY2022Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0
CY2021Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0
CY2021Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0
CY2022Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.00067
CY2021Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.00067
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	400000000
CY2021Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	400000000
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	278462706
CY2021Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	255893726
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.02
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.03
CY2022Q4	blgo	Number Of Wholly Owned Subsidiaries NumberOfWhollyOwnedSubsidiaries	6	pure
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	12000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	12000	usd
CY2021Q4	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	3000	usd
CY2021	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	342000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	867000	usd
CY2022	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	4	pure
CY2022Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P9Y
CY2022	dei	Document Type DocumentType	10-K
CY2022	dei	Document Annual Report DocumentAnnualReport	true
CY2022	dei	Document Period End Date DocumentPeriodEndDate	2022-12-31
CY2022	dei	Document Transition Report DocumentTransitionReport	false
CY2022	dei	Entity File Number EntityFileNumber	000-19709
CY2022	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2022	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	65-0159115
CY2022	dei	Entity Address Address Line1 EntityAddressAddressLine1	14921 Chestnut St.
CY2022	dei	Entity Address City Or Town EntityAddressCityOrTown	Westminster
CY2022	dei	Entity Address State Or Province EntityAddressStateOrProvince	CA
CY2022	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	92683
CY2022	dei	City Area Code CityAreaCode	888
CY2022	dei	Local Phone Number LocalPhoneNumber	400-2863
CY2022	dei	Security12b Title Security12bTitle	Common Stock
CY2022	dei	Trading Symbol TradingSymbol	BLGO
CY2022	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2022	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2022	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2022	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2022	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
CY2022	dei	Entity Small Business EntitySmallBusiness	true
CY2022	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2022	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	false
CY2022	dei	Entity Shell Company EntityShellCompany	false
CY2022Q2	dei	Entity Public Float EntityPublicFloat	40752460	usd
CY2023Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	283192091
CY2022	dei	Auditor Name AuditorName	HASKELL & WHITE LLP
CY2022	dei	Auditor Firm AuditorFirmId	200
CY2022	dei	Auditor Location AuditorLocation	Irvine, California
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CY2022Q4	us-gaap	Equity Method Investments EquityMethodInvestments	33000	usd
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CY2022Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	237000	usd
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CY2021Q4	us-gaap	Liabilities Liabilities	2090000	usd
CY2022Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	usd
CY2021Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	usd
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CY2021	blgo	Stockholders Equity Allocation Of Noncontrolling Interest From Subsidiarys Equity Issuance StockholdersEquityAllocationOfNoncontrollingInterestFromSubsidiarysEquityIssuance	0	usd
CY2021	blgo	Adjustments To Additional Paid In Capital Increase From Subsidiary Equity Issued For Service AdjustmentsToAdditionalPaidInCapitalIncreaseFromSubsidiaryEquityIssuedForService	564000	usd
CY2021	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	50000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	-6894000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-14000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	933000	usd
CY2022	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	3617000	usd
CY2022	blgo	Stock Issued During Period Value Commitment Fee StockIssuedDuringPeriodValueCommitmentFee	0	usd
CY2022	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	291000	usd
CY2022	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	40000	usd
CY2022	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	1663000	usd
CY2022	blgo	Stockholders Equity Allocation Of Noncontrolling Interest From Subsidiarys Equity Issuance StockholdersEquityAllocationOfNoncontrollingInterestFromSubsidiarysEquityIssuance	0	usd
CY2022	blgo	Adjustments To Additional Paid In Capital Increase From Subsidiary Equity Issued For Service AdjustmentsToAdditionalPaidInCapitalIncreaseFromSubsidiaryEquityIssuedForService	408000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	-5132000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-34000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2011000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	-5132000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	-6894000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	2071000	usd
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	1872000	usd
CY2022	us-gaap	Issuance Of Stock And Warrants For Services Or Claims IssuanceOfStockAndWarrantsForServicesOrClaims	291000	usd
CY2021	us-gaap	Issuance Of Stock And Warrants For Services Or Claims IssuanceOfStockAndWarrantsForServicesOrClaims	367000	usd
CY2022	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	197000	usd
CY2021	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	342000	usd
CY2022	us-gaap	Inventory Write Down InventoryWriteDown	158000	usd
CY2021	us-gaap	Inventory Write Down InventoryWriteDown	0	usd
CY2022	us-gaap	Paid In Kind Interest PaidInKindInterest	0	usd
CY2021	us-gaap	Paid In Kind Interest PaidInKindInterest	16000	usd
CY2022	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	17000	usd
CY2021	us-gaap	Amortization Of Financing Costs And Discounts AmortizationOfFinancingCostsAndDiscounts	119000	usd
CY2022	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-15000	usd
CY2021	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-15000	usd
CY2022	blgo	Gain From Ppp Loan Forgiveness GainFromPPPLoanForgiveness	174000	usd
CY2021	blgo	Gain From Ppp Loan Forgiveness GainFromPPPLoanForgiveness	43000	usd
CY2022	us-gaap	Depreciation And Amortization DepreciationAndAmortization	45000	usd
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	20000	usd
CY2022	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	551000	usd
CY2021	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	29000	usd
CY2022	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	35000	usd
CY2021	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-36000	usd
CY2022	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-72000	usd
CY2021	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	41000	usd
CY2022	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	90000	usd
CY2021	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	57000	usd
CY2022	blgo	Increase Decrease In Right Of Use And Lease Liability Net IncreaseDecreaseInRightOfUseAndLeaseLiabilityNet	3000	usd
CY2021	blgo	Increase Decrease In Right Of Use And Lease Liability Net IncreaseDecreaseInRightOfUseAndLeaseLiabilityNet	0	usd
CY2022	us-gaap	Increase Decrease In Deposit Other Assets IncreaseDecreaseInDepositOtherAssets	-105000	usd
CY2021	us-gaap	Increase Decrease In Deposit Other Assets IncreaseDecreaseInDepositOtherAssets	-79000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-2762000	usd
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-3937000	usd
CY2022	us-gaap	Payments To Acquire Machinery And Equipment PaymentsToAcquireMachineryAndEquipment	271000	usd
CY2021	us-gaap	Payments To Acquire Machinery And Equipment PaymentsToAcquireMachineryAndEquipment	21000	usd
CY2022	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	-0	usd
CY2021	us-gaap	Payments To Acquire Intangible Assets PaymentsToAcquireIntangibleAssets	13000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-271000	usd
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-34000	usd
CY2022	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	3617000	usd
CY2021	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	4882000	usd
CY2022	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	0	usd
CY2021	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	164000	usd
CY2022	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	40000	usd
CY2021	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	0	usd
CY2022	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	-0	usd
CY2021	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	828000	usd
CY2022	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	26000	usd
CY2021	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	37000	usd
CY2022	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	225000	usd
CY2021	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	0	usd
CY2022	us-gaap	Proceeds From Convertible Debt ProceedsFromConvertibleDebt	100000	usd
CY2021	us-gaap	Proceeds From Convertible Debt ProceedsFromConvertibleDebt	0	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	3956000	usd
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	4231000	usd
CY2022	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	-34000	usd
CY2021	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	-14000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	889000	usd
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	246000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	962000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	716000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	1851000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	962000	usd
CY2022	us-gaap	Interest Paid Net InterestPaidNet	36000	usd
CY2021	us-gaap	Interest Paid Net InterestPaidNet	99000	usd
CY2022	us-gaap	Income Taxes Paid IncomeTaxesPaid	3000	usd
CY2021	us-gaap	Income Taxes Paid IncomeTaxesPaid	2000	usd
CY2022	blgo	Shortterm Lease Payments Not Included In Lease Liability ShorttermLeasePaymentsNotIncludedInLeaseLiability	99000	usd
CY2021	blgo	Shortterm Lease Payments Not Included In Lease Liability ShorttermLeasePaymentsNotIncludedInLeaseLiability	52000	usd
CY2022	blgo	Return Of Inprocess Research And Development ReturnOfInprocessResearchAndDevelopment	0	usd
CY2021	blgo	Return Of Inprocess Research And Development ReturnOfInprocessResearchAndDevelopment	1804000	usd
CY2022	blgo	Cancellation Of Debt Obligation And Accounts Payable Noncash CancellationOfDebtObligationAndAccountsPayableNoncash	0	usd
CY2021	blgo	Cancellation Of Debt Obligation And Accounts Payable Noncash CancellationOfDebtObligationAndAccountsPayableNoncash	-1465000	usd
CY2022	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	-0	usd
CY2021	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	540000	usd
CY2022	us-gaap	Other Significant Noncash Transaction Value Of Consideration Given1 OtherSignificantNoncashTransactionValueOfConsiderationGiven1	0	usd
CY2021	us-gaap	Other Significant Noncash Transaction Value Of Consideration Given1 OtherSignificantNoncashTransactionValueOfConsiderationGiven1	35000	usd
CY2022	us-gaap	Debt Conversion Original Debt Amount1 DebtConversionOriginalDebtAmount1	0	usd
CY2021	us-gaap	Debt Conversion Original Debt Amount1 DebtConversionOriginalDebtAmount1	328000	usd
CY2022	blgo	Issuance Of Stock For Payment Of Commitment Fees IssuanceOfStockForPaymentOfCommitmentFees	240000	usd
CY2021	blgo	Issuance Of Stock For Payment Of Commitment Fees IssuanceOfStockForPaymentOfCommitmentFees	0	usd
CY2022	blgo	Present Value Of Right Of Use And Lease Liability PresentValueOfRightOfUseAndLeaseLiability	443000	usd
CY2021	blgo	Present Value Of Right Of Use And Lease Liability PresentValueOfRightOfUseAndLeaseLiability	186000	usd
CY2022	blgo	Allocation Of Stock Option Expense Within Noncontrolling Interest AllocationOfStockOptionExpenseWithinNoncontrollingInterest	1287000	usd
CY2021	blgo	Allocation Of Stock Option Expense Within Noncontrolling Interest AllocationOfStockOptionExpenseWithinNoncontrollingInterest	1149000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	-5132000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-2762000	usd
CY2022Q4	blgo	Working Capital Deficit WorkingCapitalDeficit	1587000	usd
CY2022Q4	us-gaap	Assets Current AssetsCurrent	3153000	usd
CY2022	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	5884000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1851000	usd
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	1851000	usd
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	962000	usd
CY2022	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<p style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;text-indent:36pt;"><b><i><span style="text-decoration: underline; ">Credit Concentration</span></i></b></p> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"> </p> <p style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;text-indent:36pt;">We have a limited number of customers that account for significant portions of our revenue. During the year ended <em style="font: inherit;"> December 31, 2022, </em>there were <span style="-sec-ix-hidden:c96228916">two</span> customers that each accounted for more than 10% of consolidated revenues, and during the year ended <em style="font: inherit;"> December 31, 2021, </em>there were <span style="-sec-ix-hidden:c96228922">three</span> customers that each accounted for more than 10% of consolidated revenues, as follows:</p> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"> </p> <table cellpadding="0" cellspacing="0" class="finTable" style="width: 95%; font-size: 10pt; font-family: "Times New Roman", Times, serif; text-indent: 0px; margin-left: 9pt; margin-right: auto;"><tbody><tr style="vertical-align: bottom; font-family: "Times New Roman", Times, serif; font-size: 10pt;"><td style="font-family: "Times New Roman", Times, serif; font-size: 10pt; border-top: 1px solid black; border-bottom: 1px solid black; width: 70%;"> </td><td style="font-family: "Times New Roman", Times, serif; font-size: 10pt; border-top: 1px solid black; border-bottom: 1px solid black; width: 1%;"> </td><td colspan="2" style="text-align: right; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 2pt; border-top: 1px solid black; border-bottom: 1px solid black; width: 1%;"> <p style="font-family: "Times New Roman", Times, serif; font-size: 10pt; font-variant: normal; text-align: right; margin: 0pt 0pt 0pt 2pt;"><b><b><b>December 31, </b></b></b></p> <p style="font-family: "Times New Roman", Times, serif; font-size: 10pt; font-variant: normal; text-align: right; margin: 0pt 0pt 0pt 2pt;"><b><b><b>2022</b></b></b></p> </td><td style="font-family: "Times New Roman", Times, serif; font-size: 10pt; border-top: 1px solid black; border-bottom: 1px solid black; width: 1%;"> </td><td style="font-family: "Times New Roman", Times, serif; font-size: 10pt; border-top: 1px solid black; border-bottom: 1px solid black; width: 1%;"> </td><td colspan="2" style="text-align: right; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt; border-top: 1px solid black; border-bottom: 1px solid black; width: 1%;"> <p style="font-family: "Times New Roman", Times, serif; font-size: 10pt; font-variant: normal; text-align: right; margin: 0pt;"><b><b><b>December 31, </b></b></b></p> <p style="font-family: "Times New Roman", Times, serif; font-size: 10pt; font-variant: normal; text-align: right; margin: 0pt;"><b><b><b>2021</b></b></b></p> </td><td style="font-family: "Times New Roman", Times, serif; font-size: 10pt; padding-bottom: 1px; width: 1%;"> </td></tr> <tr style="vertical-align: bottom; background-color: rgb(204, 238, 255); font-family: "Times New Roman", Times, serif; font-size: 10pt;"><td style="font-family: "Times New Roman", Times, serif; font-size: 10pt; width: 70%;"> <p style="font-family: "Times New Roman", Times, serif; font-size: 10pt; font-variant: normal; margin: 0pt;">Customer A</p> </td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt;"> </td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt;"> </td><td style="width: 12%; text-align: right; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt;">47</td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt;">%</td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt;"> </td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt;"> </td><td style="width: 12%; text-align: right; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt;"><span style="-sec-ix-hidden:c96229094"><10</span></td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt;">%</td></tr> <tr style="vertical-align: bottom; background-color: rgb(255, 255, 255); font-family: "Times New Roman", Times, serif; font-size: 10pt;"><td style="font-family: "Times New Roman", Times, serif; font-size: 10pt; width: 70%;"> <p style="font-family: "Times New Roman", Times, serif; font-size: 10pt; font-variant: normal; margin: 0pt;">Customer B</p> </td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt;"> </td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt;"> </td><td style="width: 12%; text-align: right; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt;">10</td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt;">%</td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt;"> </td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt;"> </td><td style="width: 12%; text-align: right; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt;"><span style="-sec-ix-hidden:c96229096"><10</span></td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt;">%</td></tr> <tr style="vertical-align: bottom; background-color: rgb(204, 238, 255); font-family: "Times New Roman", Times, serif; font-size: 10pt;"><td style="font-family: "Times New Roman", Times, serif; font-size: 10pt; width: 70%;"> <p style="font-family: "Times New Roman", Times, serif; font-size: 10pt; font-variant: normal; margin: 0pt;">Customer C</p> </td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt;"> </td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt;"> </td><td style="width: 12%; text-align: right; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt;"><span style="-sec-ix-hidden:c96229097"><10</span></td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt;">%</td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt;"> </td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt;"> </td><td style="width: 12%; text-align: right; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt;">14</td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt;">%</td></tr> <tr style="vertical-align: bottom; background-color: rgb(255, 255, 255); font-family: "Times New Roman", Times, serif; font-size: 10pt;"><td style="font-family: "Times New Roman", Times, serif; font-size: 10pt; width: 70%;"> <p style="font-family: "Times New Roman", Times, serif; font-size: 10pt; font-variant: normal; margin: 0pt;">Customer D</p> </td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt;"> </td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt;"> </td><td style="width: 12%; text-align: right; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt;"><span style="-sec-ix-hidden:c96229099"><10</span></td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt;">%</td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt;"> </td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt;"> </td><td style="width: 12%; text-align: right; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt;">11</td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt;">%</td></tr> <tr style="vertical-align: bottom; background-color: rgb(204, 238, 255); font-family: "Times New Roman", Times, serif; font-size: 10pt;"><td style="font-family: "Times New Roman", Times, serif; font-size: 10pt; border-bottom: 1px solid black; width: 70%;"> <p style="font-family: "Times New Roman", Times, serif; font-size: 10pt; font-variant: normal; margin: 0pt;">Customer E</p> </td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt; border-bottom: 1px solid black;"> </td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt; border-bottom: 1px solid black;"> </td><td style="width: 12%; text-align: right; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt; border-bottom: 1px solid black;"><span style="-sec-ix-hidden:c96229101"><10</span></td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt; border-bottom: 1px solid black;">%</td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt; border-bottom: 1px solid black;"> </td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt; border-bottom: 1px solid black;"> </td><td style="width: 12%; text-align: right; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt; border-bottom: 1px solid black;">11</td><td style="width: 1%; font-family: "Times New Roman", Times, serif; font-size: 10pt; margin-left: 0pt; padding-bottom: 1px;">%</td></tr> </tbody></table> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"> </p> <p style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;text-indent:36pt;">We had <span style="-sec-ix-hidden:c96228928">one</span> customer that accounted for more than <span style="-sec-ix-hidden:c96228931">10%</span> of consolidated accounts receivable at <em style="font: inherit;"> December 31, 2022 </em>and <span style="-sec-ix-hidden:c96228934">two</span> customers that each accounted for more than 10% of consolidated accounts receivable at <em style="font: inherit;"> December 31, 2021, </em>as follows:</p> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"> </p> <table border="0" cellpadding="0" cellspacing="0" class="finTable" style="margin-right: 10%; width: 90%; font-size: 10pt; font-family: Times New Roman; text-indent: 0px; margin-left: 18pt;"><tbody><tr style="vertical-align: bottom;"><td style="font-family: Times New Roman; font-size: 10pt; border-top: 1px solid black; border-bottom: 1px solid black;"> </td><td style="font-family: Times New Roman; font-size: 10pt; border-top: 1px solid black; border-bottom: 1px solid black;"> </td><td colspan="2" style="text-align: right; font-family: Times New Roman; font-size: 10pt; margin-left: 0pt; border-top: 1px solid black; border-bottom: 1px solid black;"> <p style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:right;margin:0pt;"><b><b><b>December 31, </b></b></b></p> <p style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:right;margin:0pt;"><b><b><b>2022</b></b></b></p> </td><td style="font-family: Times New Roman; font-size: 10pt; border-top: 1px solid black; border-bottom: 1px solid black;"> </td><td style="font-family: Times New Roman; font-size: 10pt; border-top: 1px solid black; border-bottom: 1px solid black;"> </td><td colspan="2" style="text-align: right; font-family: Times New Roman; font-size: 10pt; margin-left: 0pt; border-top: 1px solid black; border-bottom: 1px solid black;"> <p style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:right;margin:0pt;text-indent:-5pt;"><b><b><b>December 31, </b></b></b></p> <p style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:right;margin:0pt;text-indent:-5pt;"><b><b><b>2021</b></b></b></p> </td><td style="font-family: Times New Roman; font-size: 10pt; padding-bottom: 1px;"> </td></tr> <tr style="vertical-align: bottom; background-color: rgb(204, 238, 255);"><td style="font-family: Times New Roman; font-size: 10pt; width: 66%;"> <p style="font-family: Times New Roman; font-size: 10pt; font-variant: normal; margin: 0pt;">Customer A</p> </td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt;"> </td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt;"> </td><td style="width: 14%; text-align: right; font-family: Times New Roman; font-size: 10pt; margin-left: 0pt;">24</td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt; margin-left: 0pt;">%</td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt;"> </td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt;"> </td><td style="width: 14%; text-align: right; font-family: Times New Roman; font-size: 10pt; margin-left: 0pt;"><span style="-sec-ix-hidden:c96229104"><10</span></td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt; margin-left: 0pt;">%</td></tr> <tr style="vertical-align: bottom; background-color: rgb(255, 255, 255);"><td style="font-family: Times New Roman; font-size: 10pt;"> <p style="font-family: Times New Roman; font-size: 10pt; font-variant: normal; margin: 0pt;">Customer F</p> </td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt;"> </td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt;"> </td><td style="width: 14%; text-align: right; font-family: Times New Roman; font-size: 10pt; margin-left: 0pt;"><span style="-sec-ix-hidden:c96229105"><10</span></td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt; margin-left: 0pt;">%</td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt;"> </td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt;"> </td><td style="width: 14%; text-align: right; font-family: Times New Roman; font-size: 10pt; margin-left: 0pt;"><span style="-sec-ix-hidden:c96229106">32</span></td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt; margin-left: 0pt;">%</td></tr> <tr style="vertical-align: bottom; background-color: rgb(204, 238, 255);"><td style="font-family: Times New Roman; font-size: 10pt; border-bottom: 1px solid black;"> <p style="font-family: Times New Roman; font-size: 10pt; font-variant: normal; margin: 0pt;">Customer G</p> </td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt; border-bottom: 1px solid black;"> </td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt; border-bottom: 1px solid black;"> </td><td style="width: 14%; text-align: right; font-family: Times New Roman; font-size: 10pt; margin-left: 0pt; border-bottom: 1px solid black;"><span style="-sec-ix-hidden:c96229107"><10</span></td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt; margin-left: 0pt; border-bottom: 1px solid black;">%</td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt; border-bottom: 1px solid black;"> </td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt; border-bottom: 1px solid black;"> </td><td style="width: 14%; text-align: right; font-family: Times New Roman; font-size: 10pt; margin-left: 0pt; border-bottom: 1px solid black;">12</td><td style="width: 1%; font-family: Times New Roman; font-size: 10pt; margin-left: 0pt; padding-bottom: 1px;">%</td></tr> </tbody></table>
CY2022Q4	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	158000	usd
CY2022Q4	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	46000	usd
CY2021Q4	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	108000	usd
CY2022Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	74000	usd
CY2021Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	133000	usd
CY2022Q4	us-gaap	Inventory Net InventoryNet	120000	usd
CY2021Q4	us-gaap	Inventory Net InventoryNet	241000	usd
CY2022Q4	blgo	Patents Noncurrent PatentsNoncurrent	34000	usd
CY2021Q4	blgo	Patents Noncurrent PatentsNoncurrent	34000	usd
CY2022Q4	blgo	Security Deposits Noncurrent SecurityDepositsNoncurrent	36000	usd
CY2021Q4	blgo	Security Deposits Noncurrent SecurityDepositsNoncurrent	35000	usd
CY2022Q4	us-gaap	Income Taxes Receivable Noncurrent IncomeTaxesReceivableNoncurrent	54000	usd
CY2021Q4	us-gaap	Income Taxes Receivable Noncurrent IncomeTaxesReceivableNoncurrent	0	usd
CY2022Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	124000	usd
CY2021Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	69000	usd
CY2022	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	197000	usd
CY2022	us-gaap	Use Of Estimates UseOfEstimates	<p style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:justify;margin:0pt 0pt 0pt 36pt;"><b><i><span style="text-decoration: underline; ">Use of Estimates </span></i></b></p> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"> </p> <p style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;text-indent:36pt;">The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities, the disclosure of contingent assets and liabilities at the date of the financial statements, and revenues and expenses during the period reported. Actual results could differ from those estimates. Estimates are used when accounting for stock-based transactions, debt transactions, derivative liabilities, allowance for bad debt, asset depreciation and amortization, impairment expense, among others.</p> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"> </p> <p style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;text-indent:36pt;">The methods, estimates and judgments we use in applying these most critical accounting policies have a significant impact on the results of our financial statements.</p>
CY2021Q4	us-gaap	Debt Instrument Unamortized Discount Current DebtInstrumentUnamortizedDiscountCurrent	-0	usd
CY2022Q4	us-gaap	Debt Current DebtCurrent	100000	usd
CY2021Q4	us-gaap	Debt Current DebtCurrent	314000	usd
CY2022Q4	us-gaap	Debt Instrument Unamortized Discount Noncurrent DebtInstrumentUnamortizedDiscountNoncurrent	-0	usd
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	usd
CY2019Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	399000	usd
CY2022Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	870000	usd
CY2022Q4	us-gaap	Debt Instrument Unamortized Discount Current DebtInstrumentUnamortizedDiscountCurrent	3000	usd
CY2021Q4	us-gaap	Debt Instrument Unamortized Discount Noncurrent DebtInstrumentUnamortizedDiscountNoncurrent	20000	usd
CY2022Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	237000	usd
CY2021Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	180000	usd
CY2022Q4	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	337000	usd
CY2021Q4	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	494000	usd
CY2022	us-gaap	Interest Expense Debt InterestExpenseDebt	53000	usd
CY2021	us-gaap	Interest Expense Debt InterestExpenseDebt	234000	usd
CY2022Q4	us-gaap	Share Price SharePrice	0.20
CY2022Q4	us-gaap	Share Price SharePrice	0.20
CY2021Q4	us-gaap	Share Price SharePrice	0.20
CY2020Q4	us-gaap	Class Of Warrant Or Right Outstanding ClassOfWarrantOrRightOutstanding	32980989
CY2021	blgo	Class Of Warrant Or Right Issued During Period ClassOfWarrantOrRightIssuedDuringPeriod	11096992
CY2021	blgo	Class Of Warrant Or Right Exercised During Period ClassOfWarrantOrRightExercisedDuringPeriod	1283333
CY2021	blgo	Class Of Warrant Or Right Expired During Period ClassOfWarrantOrRightExpiredDuringPeriod	6029086
CY2021Q4	us-gaap	Class Of Warrant Or Right Outstanding ClassOfWarrantOrRightOutstanding	36765562
CY2022	blgo	Class Of Warrant Or Right Issued During Period ClassOfWarrantOrRightIssuedDuringPeriod	27137048
CY2022	blgo	Class Of Warrant Or Right Exercised During Period ClassOfWarrantOrRightExercisedDuringPeriod	0
CY2022	blgo	Price Range Warrants Exercised PriceRangeWarrantsExercised
CY2022	blgo	Class Of Warrant Or Right Expired During Period ClassOfWarrantOrRightExpiredDuringPeriod	14879152
CY2022Q4	us-gaap	Class Of Warrant Or Right Outstanding ClassOfWarrantOrRightOutstanding	49023398
CY2022Q4	blgo	Class Of Warrant Or Right Aggregate Value Of Warrants Or Rights ClassOfWarrantOrRightAggregateValueOfWarrantsOrRights	691000	usd
CY2022Q4	us-gaap	Share Price SharePrice	0.20
CY2021	blgo	Stock Issued During Period Shares Warrants Exercised StockIssuedDuringPeriodSharesWarrantsExercised	1283333
CY2021	us-gaap	Proceeds From Issuance Of Warrants ProceedsFromIssuanceOfWarrants	164000	usd
CY2022Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	717000	usd
CY2022Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	198000	usd
CY2022Q4	us-gaap	Interest Payable Current InterestPayableCurrent	25000	usd
CY2022Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	940000	usd
CY2021Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	350000	usd
CY2021Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	184000	usd
CY2021Q4	us-gaap	Interest Payable Current InterestPayableCurrent	25000	usd
CY2021Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	559000	usd
CY2022	blgo	Net Operating Loss Carryforward Expiration Term NetOperatingLossCarryforwardExpirationTerm	P20Y
CY2022	blgo	Valuation Allowance Percentage ValuationAllowancePercentage	1	pure
CY2021	us-gaap	Asset Impairment Charges AssetImpairmentCharges	342000	usd
CY2019Q4	blgo	Percentage Of Profits Interests Vested PercentageOfProfitsInterestsVested	0.025	pure
CY2019Q4	blgo	Percentage Of Option To Purchase Shares Of Common Stock PercentageOfOptionToPurchaseSharesOfCommonStock	0.10	pure
CY2021Q1	blgo	Percentage Of Profits Interests Vested PercentageOfProfitsInterestsVested	0.0375	pure
CY2021Q1	blgo	Percentage Of Option To Purchase Shares Of Common Stock PercentageOfOptionToPurchaseSharesOfCommonStock	0.15	pure
CY2022	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	5884000	usd
CY2021	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	2531000	usd
CY2022	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	1319000	usd
CY2021	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	1367000	usd
CY2022	us-gaap	Operating Income Loss OperatingIncomeLoss	-5390000	usd
CY2021	us-gaap	Operating Income Loss OperatingIncomeLoss	-6778000	usd
CY2022	us-gaap	Interest Expense InterestExpense	53000	usd
CY2021	us-gaap	Interest Expense InterestExpense	234000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	-5132000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	-6894000	usd
CY2022Q4	blgo	Finitelived Tangible Assets Net FinitelivedTangibleAssetsNet	3958000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	867000	usd
CY2022Q4	blgo	Tangible And Intangible Assets Rightofuse Assets And Equity Method Investment Total TangibleAndIntangibleAssetsRightofuseAssetsAndEquityMethodInvestmentTotal	4858000	usd
CY2021Q4	blgo	Finitelived Tangible Assets Net FinitelivedTangibleAssetsNet	2522000	usd
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	453000	usd
CY2021Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	3023000	usd
CY2022	us-gaap	Operating Lease Expense OperatingLeaseExpense	316000	usd
CY2021	us-gaap	Operating Lease Expense OperatingLeaseExpense	288000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	867000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Discount Rate LesseeOperatingLeaseDiscountRate	0.18	pure
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	1793000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	269000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	224000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	157000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	160000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	161000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	822000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	1793000	usd

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BIOLARGO, INC. Stock $blgo

2023 Q1 Form 10-K Financial Statement

#000143774923008876 Filed on March 31, 2023

Income Statement

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$BLGO BIOLARGO, INC. Stock $blgo

2023 Q1 Form 10-K Financial Statement

#000143774923008876 Filed on March 31, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$BLGO
BIOLARGO, INC. Stock $blgo