$MTNB
Matinas BioPharma Holdings, Inc. Stock $mtnb

$mtnb Overview Financials Valuation SEC Filings Company Website

2022 Q3 Form 10-Q Financial Statement

#000149315222021955 Filed on August 11, 2022

Income Statement

Concept	2022 Q3	2022 Q2	2022 Q1
Revenue	$1.063M	$1.063M
YoY Change
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin	$2.818M	$2.861M	$2.744M
YoY Change	24.88%	23.93%	-12.74%
% of Gross Profit
Research & Development	$3.707M	$4.127M	$4.978M
YoY Change	-19.79%	66.34%
% of Gross Profit
Depreciation & Amortization	$92.61K	$91.26K	$75.40K
YoY Change	30.69%	35.8%	6.71%
% of Gross Profit
Operating Expenses	$3.707M	$4.127M	$7.722M
YoY Change	-46.11%	66.34%
Operating Profit	-$5.463M	-$5.925M	-$7.722M
YoY Change	-20.58%	23.71%
Interest Expense
YoY Change
% of Operating Profit
Other Income/Expense, Net	$988.00	$2.866K	$9.890K
YoY Change	-97.61%	-302.54%
Pretax Income	-$5.462M	-$5.923M	-$5.978M
YoY Change	-20.11%	23.62%	20.62%
Income Tax
% Of Pretax Income
Net Earnings	-$5.462M	-$5.923M	-$5.978M
YoY Change	-20.11%	23.62%	20.62%
Net Earnings / Revenue	-514.03%	-557.42%
Basic Earnings Per Share	-$0.03	-$0.03	-$0.03
Diluted Earnings Per Share	-$25.18K	-$27.31K	-$27.59K
COMMON SHARES
Basic Shares Outstanding	216.9M shares	216.9M shares	216.6M shares
Diluted Shares Outstanding	216.9M shares	216.9M shares

Balance Sheet

Concept	2022 Q3	2022 Q2	2022 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$33.05M	$38.50M	$43.87M
YoY Change	-38.6%	-35.66%	-27.69%
Cash & Equivalents	$11.18M	$10.40M	$19.33M
Short-Term Investments	$21.88M	$28.10M	$24.54M
Other Short-Term Assets	$4.048M	$3.422M	$1.249M
YoY Change	52.68%	212.06%	-49.41%
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets	$37.10M	$41.92M	$45.12M
YoY Change	-34.32%	-31.2%	-28.54%
LONG-TERM ASSETS
Property, Plant & Equipment	$2.144M	$1.983M	$6.112M
YoY Change	-63.97%	-55.72%	31.13%
Goodwill	$1.336M	$1.336M
YoY Change
Intangibles	$3.017M	$3.017M
YoY Change
Long-Term Investments
YoY Change
Other Assets	$200.0K	$200.0K	$200.0K
YoY Change	0.0%	0.0%	0.0%
Total Long-Term Assets	$10.45M	$10.49M	$10.67M
YoY Change	-0.54%	16.16%	15.75%
TOTAL ASSETS
Total Short-Term Assets	$37.10M	$41.92M	$45.12M
Total Long-Term Assets	$10.45M	$10.49M	$10.67M
Total Assets	$47.55M	$52.42M	$55.78M
YoY Change	-29.02%	-25.09%	-22.9%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$656.7K	$497.2K	$1.352M
YoY Change	-0.8%	10.37%	220.62%
Accrued Expenses	$3.697M	$4.294M	$1.697M
YoY Change	69.53%	88.83%	7.14%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$7.860K	$11.51K	$17.13K
YoY Change	-67.67%	-57.16%	-41.73%
Total Short-Term Liabilities	$4.902M	$5.382M	$3.768M
YoY Change	19.58%	49.87%	69.65%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$0.00	$0.00
YoY Change	-100.0%	-100.0%	-100.0%
Other Long-Term Liabilities	$3.684M	$3.844M	$3.993M
YoY Change	-14.02%	23.05%	24.22%
Total Long-Term Liabilities	$4.025M	$4.185M	$3.993M
YoY Change	-6.18%	33.49%	23.56%
TOTAL LIABILITIES
Total Short-Term Liabilities	$4.902M	$5.382M	$3.768M
Total Long-Term Liabilities	$4.025M	$4.185M	$3.993M
Total Liabilities	$8.927M	$9.567M	$8.103M
YoY Change	2.25%	35.37%	39.84%
SHAREHOLDERS EQUITY
Retained Earnings	-$149.0M	-$143.5M
YoY Change
Common Stock	$21.69K	$21.69K
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$38.62M	$42.85M	$47.68M
YoY Change
Total Liabilities & Shareholders Equity	$47.55M	$52.42M	$55.78M
YoY Change	-29.02%	-25.09%	-22.9%

Cashflow Statement

Concept	2022 Q3	2022 Q2	2022 Q1
OPERATING ACTIVITIES
Net Income	-$5.462M	-$5.923M	-$5.978M
YoY Change	-20.11%	23.62%	20.62%
Depreciation, Depletion And Amortization	$92.61K	$91.26K	$75.40K
YoY Change	30.69%	35.8%	6.71%
Cash From Operating Activities	-$4.969M	-$5.132M	-$4.756M
YoY Change	-13.59%	493.55%	2.25%
INVESTING ACTIVITIES
Capital Expenditures	-$250.4K	-$55.49K	-$544.6K
YoY Change	11.67%
Acquisitions
YoY Change
Other Investing Activities	$6.000M	-$3.736M	$3.506M
YoY Change	1185.1%	-148.82%	-60.24%
Cash From Investing Activities	$5.750M	-$3.792M	$2.961M
YoY Change	2269.04%	-149.54%	-66.42%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-3.650K	-5.630K	92.92K
YoY Change	-56.13%	-103.12%	-98.63%
NET CHANGE
Cash From Operating Activities	-4.969M	-5.132M	-4.756M
Cash From Investing Activities	5.750M	-3.792M	2.961M
Cash From Financing Activities	-3.650K	-5.630K	92.92K
Net Change In Cash	777.3K	-8.930M	-1.702M
YoY Change	-114.09%	-228.12%	-115.54%
FREE CASH FLOW
Cash From Operating Activities	-$4.969M	-$5.132M	-$4.756M
Capital Expenditures	-$250.4K	-$55.49K	-$544.6K
Free Cash Flow	-$4.718M	-$5.077M	-$4.211M
YoY Change	-14.61%		-9.46%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2022Q2	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments		usd
	us-gaap	Stock Issued During Period Value Conversion Of Convertible Securities StockIssuedDuringPeriodValueConversionOfConvertibleSecurities		usd
	MTNB	Stock Issued During Period Value Issuance Of Common Stock From Exercise Of Warrants StockIssuedDuringPeriodValueIssuanceOfCommonStockFromExerciseOfWarrants		usd
	us-gaap	Stock Issued During Period Value Stock Dividend StockIssuedDuringPeriodValueStockDividend		usd
CY2021Q2	us-gaap	Stock Issued During Period Value Conversion Of Convertible Securities StockIssuedDuringPeriodValueConversionOfConvertibleSecurities		usd
	dei	Entity Central Index Key EntityCentralIndexKey	0001582554
	dei	Amendment Flag AmendmentFlag	false
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
CY2022Q2	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent		usd
CY2021Q2	us-gaap	Stock Issued During Period Value Stock Dividend StockIssuedDuringPeriodValueStockDividend		usd
	us-gaap	Research And Development Asset Acquired Other Than Through Business Combination Written Off ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff		usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment		usd
	us-gaap	Proceeds From Issuance Initial Public Offering ProceedsFromIssuanceInitialPublicOffering		usd
	us-gaap	Stock Issued1 StockIssued1		usd
	MTNB	Unearned Restricted Stock Grants UnearnedRestrictedStockGrants		usd
	MTNB	Stock Dividends Issued StockDividendsIssued		usd
CY2022Q1	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax		usd
CY2022Q2	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo		usd
CY2022Q2	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree		usd
CY2022Q2	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour		usd
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive		usd
CY2022Q2	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive		usd
CY2022Q2	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount		usd
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree		usd
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour		usd
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour		usd
CY2021Q4	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive		usd
CY2021Q4	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount		usd
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Granted ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted		shares
CY2021	MTNB	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Tendered ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsTendered		shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Granted ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted		shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Exercised ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised		shares
	MTNB	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Tendered ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsTendered		shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Expirations ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations		shares
	MTNB	Share Based Compensation Arrangement By Share Based Payment Award Options Cancelled In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsCancelledInPeriod		shares
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2022-06-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	001-38022
	dei	Entity Registrant Name EntityRegistrantName	MATINAS BIOPHARMA HOLDINGS, INC.
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	46-3011414
	dei	Entity Address Address Line1 EntityAddressAddressLine1	1545 Route 206 South
	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 302
	dei	Entity Address City Or Town EntityAddressCityOrTown	Bedminster
	dei	Entity Address State Or Province EntityAddressStateOrProvince	NJ
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	07921
	dei	City Area Code CityAreaCode	908
	dei	Local Phone Number LocalPhoneNumber	484-8805
	dei	Security12b Title Security12bTitle	Common Stock
	dei	Trading Symbol TradingSymbol	MTNB
	dei	Security Exchange Name SecurityExchangeName	NYSEAMER
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	true
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
CY2022Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	216864526	shares
CY2022Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	10398544	usd
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	21029806	usd
CY2022Q2	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	28104146	usd
CY2021Q4	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	28592049	usd
CY2022Q2	us-gaap	Restricted Cash Current RestrictedCashCurrent	50000	usd
CY2021Q4	us-gaap	Restricted Cash Current RestrictedCashCurrent	50000	usd
CY2022Q2	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	3371538	usd
CY2021Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	1321466	usd
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CY2022Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1982975	usd
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CY2021Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	3017377	usd
CY2022Q2	us-gaap	Goodwill Goodwill	1336488	usd
CY2021Q4	us-gaap	Goodwill Goodwill	1336488	usd
CY2022Q2	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	200000	usd
CY2021Q4	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	200000	usd
CY2022Q2	us-gaap	Assets Noncurrent AssetsNoncurrent	10491413	usd
CY2021Q4	us-gaap	Assets Noncurrent AssetsNoncurrent	10332753	usd
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CY2021Q4	us-gaap	Assets Assets	61326074	usd
CY2022Q2	us-gaap	Accounts Payable Current AccountsPayableCurrent	497151	usd
CY2021Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	938270	usd
CY2022Q2	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	4294396	usd
CY2021Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	2850888	usd
CY2022Q2	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	579260	usd
CY2021Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	538546	usd
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CY2021Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	21039	usd
CY2022Q2	us-gaap	Liabilities Current LiabilitiesCurrent	5382315	usd
CY2021Q4	us-gaap	Liabilities Current LiabilitiesCurrent	4348743	usd
CY2022Q2	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	341265	usd
CY2021Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	341265	usd
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CY2022Q2	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	187116333	usd
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	us-gaap	Costs And Expenses CostsAndExpenses	14710250	usd
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	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	12760	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	66904	usd
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	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	204547251	shares
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	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-176929	usd
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CY2022Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-6047826	usd
CY2021Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-4876268	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-12509774	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-9924354	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	52493058	usd
	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	2474612	usd
	MTNB	Stock Issued During Period Value Common Stock In Exchange For Options StockIssuedDuringPeriodValueCommonStockInExchangeForOptions	99441	usd
	us-gaap	Stock Issued During Period Value Acquisitions StockIssuedDuringPeriodValueAcquisitions	291200	usd
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-608917	usd
	us-gaap	Net Income Loss NetIncomeLoss	-11900857	usd
	dei	Document Type DocumentType	10-Q
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	42848537	usd
CY2022Q1	us-gaap	Stockholders Equity StockholdersEquity	47681715	usd
CY2022Q2	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	1214648	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-125242	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	-5922584	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	42848537	usd
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	63730697	usd
	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	2100402	usd
	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	15876	usd
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	5580471	usd
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	5580471	usd
	MTNB	Stock Issued During Period Value Common Stock In Exchange For Options StockIssuedDuringPeriodValueCommonStockInExchangeForOptions	1400658	usd
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-176929	usd
	us-gaap	Net Income Loss NetIncomeLoss	-9747425	usd
CY2021Q2	us-gaap	Stockholders Equity StockholdersEquity	62903750	usd
CY2021Q1	us-gaap	Stockholders Equity StockholdersEquity	66556104	usd
CY2021Q2	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	1027345	usd
CY2021Q2	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	7938	usd
CY2021Q2	MTNB	Stock Issued During Period Value Common Stock In Exchange For Options StockIssuedDuringPeriodValueCommonStockInExchangeForOptions	188631	usd
CY2021Q2	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-85163	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	-4791105	usd
CY2021Q2	us-gaap	Stockholders Equity StockholdersEquity	62903750	usd
	us-gaap	Net Income Loss NetIncomeLoss	-11900857	usd
	us-gaap	Net Income Loss NetIncomeLoss	-9747425	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	154804	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	117202	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	2474612	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	2156941	usd
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	274733	usd
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	242485	usd
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	11854	usd
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	20656	usd
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	109574	usd
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	108562	usd
	us-gaap	Research And Development Asset Acquired Other Than Through Business Combination Written Off ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff	291200	usd
	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-256149	usd
	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-220822	usd
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	2050072	usd
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-1738706	usd
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-441119	usd
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	100520	usd
	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	1443508	usd
	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	-32593	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-9887912	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-5515768	usd
	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	9480588	usd
	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	7129348	usd
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	9250000	usd
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	23600000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	600051	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-830639	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	16470652	usd
	us-gaap	Proceeds From Issuance Initial Public Offering ProceedsFromIssuanceInitialPublicOffering	5580472	usd
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	99441	usd
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	1400658	usd
	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	12152	usd
	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	16135	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	87289	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	6964994	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-10631262	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	17919878	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	21279806	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	12768481	usd
CY2022Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	10648544	usd
CY2021Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	30688359	usd
	MTNB	Unrealized Loss On Securities For Sale UnrealizedLossOnSecuritiesForSale	-608917	usd
	MTNB	Unrealized Loss On Securities For Sale UnrealizedLossOnSecuritiesForSale	-176929	usd
	us-gaap	Stock Issued1 StockIssued1	3797705	usd
	MTNB	Unearned Restricted Stock Grants UnearnedRestrictedStockGrants	27858	usd
	MTNB	Stock Dividends Issued StockDividendsIssued	843600	usd
	us-gaap	Nature Of Operations NatureOfOperations	<p id="xdx_803_eus-gaap--NatureOfOperations_z0S8jjZAYa7a" style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b>Note 1 – <span id="xdx_82D_zbUpVmZ62rS6">Description of Business</span></b></span></p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">Matinas BioPharma Holdings Inc. (“Holdings”) is a Delaware corporation formed in 2013. Holdings is the parent company of Matinas BioPharma, Inc. (“BioPharma”), and Matinas BioPharma Nanotechnologies, Inc. (“Nanotechnologies,” formerly known as Aquarius Biotechnologies, Inc.), its operating subsidiaries (“Nanotechnologies”, and together with “Holdings” and “BioPharma”, “the Company”). The Company is a clinical-stage biopharmaceutical company with a focus on identifying and developing novel pharmaceutical products.</span></p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></p>
CY2022Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-143500000	usd
	us-gaap	Profit Loss ProfitLoss	11900000	usd
	us-gaap	Profit Loss ProfitLoss	9700000	usd
CY2022Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	10400000	usd
CY2022Q2	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	28100000	usd
CY2022Q2	us-gaap	Restricted Cash RestrictedCash	300000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	12768000	usd
CY2022Q2	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	125000	usd
	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	609000	usd
CY2021Q2	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	85000	usd
	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	177000	usd
CY2022Q2	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	250000	usd
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	250000	usd
CY2022Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	10399000	usd
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	21030000	usd
CY2021Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	30352000	usd
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	12432000	usd
CY2022Q2	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	250000	usd
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	250000	usd
CY2021Q2	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	336000	usd
CY2020Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	336000	usd
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CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	21280000	usd
CY2021Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	30688000	usd
CY2022Q2	MTNB	Marketable Securities Accumulated Unrealized Gain MarketableSecuritiesAccumulatedUnrealizedGain	754000	usd
CY2021Q4	MTNB	Marketable Securities Accumulated Unrealized Gain MarketableSecuritiesAccumulatedUnrealizedGain	145000	usd
CY2022Q1	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	28858000	usd
CY2022Q1	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	754000	usd
CY2022Q1	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	28104000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	15319000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	12785000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate	28104000	usd
CY2021Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	28737000	usd
CY2021Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	2000	usd
CY2021Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	147000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	28592000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	8257000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	20335000	usd
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CY2022Q2	us-gaap	Marketable Securities MarketableSecurities	28104000	usd
CY2021Q4	us-gaap	Marketable Securities MarketableSecurities	28592000	usd
CY2021Q4	us-gaap	Marketable Securities MarketableSecurities	28592000	usd
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	275000	usd
CY2021Q2	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	116000	usd
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	242000	usd
CY2022Q2	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	3175000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	2575000	usd
CY2022Q2	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1192000	usd
CY2021Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1037000	usd
CY2022Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1983000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1538000	usd
CY2022Q2	us-gaap	Depreciation And Amortization DepreciationAndAmortization	86000	usd
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	155000	usd
CY2021Q2	us-gaap	Depreciation And Amortization DepreciationAndAmortization	59000	usd
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	117000	usd
CY2022Q2	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	974000	usd
CY2021Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	1343000	usd
	dei	Entity Central Index Key EntityCentralIndexKey	0001582554
CY2022Q2	MTNB	Accrued General And Administrative Expenses Current AccruedGeneralAndAdministrativeExpensesCurrent	404000	usd
	dei	Amendment Flag AmendmentFlag	false
CY2021Q4	MTNB	Accrued General And Administrative Expenses Current AccruedGeneralAndAdministrativeExpensesCurrent	195000	usd
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2022Q2	MTNB	Accrued Research And Development Expenses Current AccruedResearchAndDevelopmentExpensesCurrent	376000	usd
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
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CY2022Q2	us-gaap	Deferred Revenue DeferredRevenue	2096000	usd
CY2021Q4	us-gaap	Deferred Revenue DeferredRevenue	33000	usd
CY2022Q2	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	444000	usd
CY2021Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	899000	usd
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CY2021Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	2851000	usd
	us-gaap	Lessee Operating Lease Option To Extend LesseeOperatingLeaseOptionToExtend	Some leases include purchase, termination or extension options for one or more years. These options are included in the lease term when it is reasonably certain that the option will be exercised
CY2022Q2	us-gaap	Lessee Operating Lease Remaining Lease Term LesseeOperatingLeaseRemainingLeaseTerm	P12M
CY2022Q2	us-gaap	Operating Lease Cost OperatingLeaseCost	226000	usd
	us-gaap	Operating Lease Cost OperatingLeaseCost	452000	usd
CY2021Q2	us-gaap	Operating Lease Cost OperatingLeaseCost	204000	usd
	us-gaap	Operating Lease Cost OperatingLeaseCost	407000	usd
CY2022Q2	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	139000	usd
CY2022Q2	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	0	usd
	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	1000	usd
CY2021Q2	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	1000	usd
	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	2000	usd
CY2022Q2	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	6000	usd
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	12000	usd
CY2021Q2	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	9000	usd
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	21000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	450000	usd
CY2022Q2	us-gaap	Finance Lease Liability Payments Remainder Of Fiscal Year FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear	10000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	922000	usd
CY2022Q2	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	2000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	962000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	1004000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	1046000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	1046000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	1112000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	5496000	usd
CY2022Q2	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	12000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	1073000	usd
CY2022Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	4423000	usd
CY2022Q2	us-gaap	Finance Lease Liability FinanceLeaseLiability	12000	usd
CY2022Q2	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y7M6D
CY2022Q2	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P0Y8M12D
CY2022Q2	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.078	pure
CY2022Q2	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.073	pure
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	883000	usd
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	22000	usd
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	922000	usd
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	2000	usd
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	962000	usd
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	1004000	usd
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	1046000	usd
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	1112000	usd
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	5929000	usd
CY2021Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	24000	usd
CY2021Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	1250000	usd
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	4679000	usd
CY2021Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	24000	usd
CY2021Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P6Y1M6D
CY2021Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P0Y10M24D
CY2021Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.078	pure
CY2021Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.078	pure
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2022-06-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	001-38022
	dei	Entity Registrant Name EntityRegistrantName	MATINAS BIOPHARMA HOLDINGS, INC.
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	46-3011414
	dei	Entity Address Address Line1 EntityAddressAddressLine1	1545 Route 206 South
	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 302
	dei	Entity Address City Or Town EntityAddressCityOrTown	Bedminster
	dei	Entity Address State Or Province EntityAddressStateOrProvince	NJ
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	07921
	dei	City Area Code CityAreaCode	908
	dei	Local Phone Number LocalPhoneNumber	484-8805
	dei	Security12b Title Security12bTitle	Common Stock
	dei	Trading Symbol TradingSymbol	MTNB
	dei	Security Exchange Name SecurityExchangeName	NYSEAMER
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	true
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Shell Company EntityShellCompany	false
CY2022Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	216864526	shares
CY2022Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	10398544	usd
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	21029806	usd
CY2022Q2	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	28104146	usd
CY2021Q4	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	28592049	usd
CY2022Q2	us-gaap	Restricted Cash Current RestrictedCashCurrent	50000	usd
CY2021Q4	us-gaap	Restricted Cash Current RestrictedCashCurrent	50000	usd
CY2022Q2	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	3371538	usd
CY2021Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	1321466	usd
CY2022Q2	us-gaap	Assets Current AssetsCurrent	41924228	usd
CY2021Q4	us-gaap	Assets Current AssetsCurrent	50993321	usd
CY2022Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1982975	usd
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1537728	usd
CY2022Q2	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	3944158	usd
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	4218890	usd
CY2022Q2	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	10415	usd
CY2021Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	22270	usd
CY2022Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	3017377	usd
CY2021Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	3017377	usd
CY2022Q2	us-gaap	Goodwill Goodwill	1336488	usd
CY2021Q4	us-gaap	Goodwill Goodwill	1336488	usd
CY2022Q2	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	200000	usd
CY2021Q4	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	200000	usd
CY2022Q2	us-gaap	Assets Noncurrent AssetsNoncurrent	10491413	usd
CY2021Q4	us-gaap	Assets Noncurrent AssetsNoncurrent	10332753	usd
CY2022Q2	us-gaap	Assets Assets	52415641	usd
CY2021Q4	us-gaap	Assets Assets	61326074	usd
CY2022Q2	us-gaap	Accounts Payable Current AccountsPayableCurrent	497151	usd
CY2021Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	938270	usd
CY2022Q2	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	4294396	usd
CY2021Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	2850888	usd
CY2022Q2	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	579260	usd
CY2021Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	538546	usd
CY2022Q2	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	11508	usd
CY2021Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	21039	usd
CY2022Q2	us-gaap	Liabilities Current LiabilitiesCurrent	5382315	usd
CY2021Q4	us-gaap	Liabilities Current LiabilitiesCurrent	4348743	usd
CY2022Q2	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	341265	usd
CY2021Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	341265	usd
CY2022Q2	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	3843524	usd
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	4140387	usd
CY2021Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	2621	usd
CY2022Q2	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	4184789	usd
CY2021Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	4484273	usd
CY2022Q2	us-gaap	Liabilities Liabilities	9567104	usd
CY2021Q4	us-gaap	Liabilities Liabilities	8833016	usd
CY2021Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.0001
CY2022Q2	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.0001
CY2022Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	500000000	shares
CY2021Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	500000000	shares
CY2022Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	216864526	shares
CY2022Q2	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	216864526	shares
CY2021Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	216269450	shares
CY2021Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	216269450	shares
CY2022Q2	us-gaap	Common Stock Value CommonStockValue	21685	usd
CY2021Q4	us-gaap	Common Stock Value CommonStockValue	21627	usd
CY2022Q2	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	187116333	usd
CY2021Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	184251138	usd
CY2022Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-143535065	usd
CY2021Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-131634208	usd
CY2022Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-754416	usd
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-145499	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	42848537	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	52493058	usd
CY2022Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	52415641	usd
CY2021Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	61326074	usd
CY2022Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1062500	usd
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	154000	shares
	MTNB	Net Unrealized Gains Losses On Availableforsale Securities Net Unrealized Loss On Securities Availableforsale NetUnrealizedGainsLossesOnAvailableforsaleSecuritiesNetUnrealizedLossOnSecuritiesAvailableforsale	-177000	usd
	MTNB	Accumulated Other Comprehensive Lossgain Net Unrealized Loss On Securities Availableforsale AccumulatedOtherComprehensiveLossgainNetUnrealizedLossOnSecuritiesAvailableforsale	-177000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-177000	usd
	MTNB	Sale Of Net Operating Losses SaleOfNetOperatingLosses	1700000	usd
	MTNB	Sale Of Net Operating Losses SaleOfNetOperatingLosses	1300000	usd
CY2022Q2	us-gaap	Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights	988000	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber	1328000	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Exercised ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised	320000	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Expirations ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations	20000	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber	988000	shares
CY2022Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber	988000	shares
CY2022Q2	MTNB	Share Based Compensation Arrangement By Share Based Payment Award Non Options Equity Instruments Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsEquityInstrumentsWeightedAverageExercisePrice	0.56
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	28717000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	23488000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	28717000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	23488000	shares
CY2021Q4	MTNB	Net Unrealized Gains Losses On Availableforsale Securities NetUnrealizedGainsLossesOnAvailableforsaleSecurities	-145000	usd
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-145000	usd
	MTNB	Net Unrealized Gains Losses On Availableforsale Securities Net Unrealized Loss On Securities Availableforsale NetUnrealizedGainsLossesOnAvailableforsaleSecuritiesNetUnrealizedLossOnSecuritiesAvailableforsale	-609000	usd
	MTNB	Accumulated Other Comprehensive Lossgain Net Unrealized Loss On Securities Availableforsale AccumulatedOtherComprehensiveLossgainNetUnrealizedLossOnSecuritiesAvailableforsale	-609000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-609000	usd
	MTNB	Accumulated Other Comprehensive Income Loss Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAdjustmentNetOfTax	-609000	usd
CY2022Q2	MTNB	Net Unrealized Gains Losses On Availableforsale Securities NetUnrealizedGainsLossesOnAvailableforsaleSecurities	-754000	usd
CY2022Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-754000	usd
CY2020Q4	MTNB	Net Unrealized Gains Losses On Availableforsale Securities NetUnrealizedGainsLossesOnAvailableforsaleSecurities	228000	usd
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	228000	usd
	MTNB	Accumulated Other Comprehensive Income Loss Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAdjustmentNetOfTax	-177000	usd
CY2021Q2	MTNB	Net Unrealized Gains Losses On Availableforsale Securities NetUnrealizedGainsLossesOnAvailableforsaleSecurities	51000	usd
CY2021Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	51000	usd
CY2022Q1	MTNB	Increased Shares Of Common Stock Outstanding IncreasedSharesOfCommonStockOutstanding	8651000	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Outstanding Stock Maximum ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfOutstandingStockMaximum	0.04	pure
CY2022Q2	us-gaap	Share Based Compensation ShareBasedCompensation	1215000	usd
CY2021Q2	us-gaap	Share Based Compensation ShareBasedCompensation	1056000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	2475000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	2157000	usd
CY2022Q2	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	9300000	usd
	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y6M
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	28184000	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	260000	shares
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	195000	shares
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1062500	usd
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	33333	usd
CY2022Q2	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	4126529	usd
CY2021Q2	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	2480764	usd
	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	9104634	usd
	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	5722196	usd
CY2022Q2	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	2861421	usd
CY2021Q2	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	2308926	usd
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	5605616	usd
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	5453936	usd
CY2022Q2	us-gaap	Costs And Expenses CostsAndExpenses	6987950	usd
CY2021Q2	us-gaap	Costs And Expenses CostsAndExpenses	4789690	usd
	us-gaap	Costs And Expenses CostsAndExpenses	14710250	usd
	us-gaap	Costs And Expenses CostsAndExpenses	11176132	usd
CY2022Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	-5925450	usd
CY2021Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	-4789690	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	-13647750	usd
	us-gaap	Operating Income Loss OperatingIncomeLoss	-11142799	usd
	us-gaap	Gain Loss On Investments GainLossOnInvestments	1734133	usd
	us-gaap	Gain Loss On Investments GainLossOnInvestments	1328470	usd
CY2022Q2	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	2866	usd
CY2021Q2	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-1415	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	12760	usd
	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	66904	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	-5922584	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	-4791105	usd
	us-gaap	Net Income Loss NetIncomeLoss	-11900857	usd
	us-gaap	Net Income Loss NetIncomeLoss	-9747425	usd
CY2021Q2	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	184899	usd
	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	395799	usd
CY2022Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-5922584	usd
CY2021Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-4976004	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-11900857	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-10143224	usd
CY2022Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.03
CY2021Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.02
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.05
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.05
CY2022Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	216864526	shares
CY2021Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	205215259	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	216755261	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	204547251	shares
CY2022Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-125242	usd
CY2021Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-85163	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-608917	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-176929	usd
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod	366000	shares
CY2022Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	27729000	shares
	us-gaap	Stock Issued During Period Shares Restricted Stock Award Gross StockIssuedDuringPeriodSharesRestrictedStockAwardGross	0	shares
	us-gaap	Stock Issued During Period Shares Restricted Stock Award Gross StockIssuedDuringPeriodSharesRestrictedStockAwardGross	8000	shares
CY2021Q2	us-gaap	Other General And Administrative Expense OtherGeneralAndAdministrativeExpense	28000	usd
	us-gaap	Other General And Administrative Expense OtherGeneralAndAdministrativeExpense	57000	usd
	MTNB	Commercial Fees CommercialFees	7700000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-125242	usd
CY2021Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-85163	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-608917	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-176929	usd
CY2022Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-6047826	usd
CY2021Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-4876268	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-12509774	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-9924354	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	52493058	usd
	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	2474612	usd
	MTNB	Stock Issued During Period Value Common Stock In Exchange For Options StockIssuedDuringPeriodValueCommonStockInExchangeForOptions	99441	usd
	us-gaap	Stock Issued During Period Value Acquisitions StockIssuedDuringPeriodValueAcquisitions	291200	usd
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-608917	usd
	us-gaap	Net Income Loss NetIncomeLoss	-11900857	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	42848537	usd
CY2022Q1	us-gaap	Stockholders Equity StockholdersEquity	47681715	usd
CY2022Q2	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	1214648	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-125242	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	-5922584	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	42848537	usd
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	63730697	usd
	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	2100402	usd
	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	15876	usd
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	5580471	usd
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	5580471	usd
	MTNB	Stock Issued During Period Value Common Stock In Exchange For Options StockIssuedDuringPeriodValueCommonStockInExchangeForOptions	1400658	usd
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-176929	usd
	us-gaap	Net Income Loss NetIncomeLoss	-9747425	usd
CY2021Q2	us-gaap	Stockholders Equity StockholdersEquity	62903750	usd
CY2021Q1	us-gaap	Stockholders Equity StockholdersEquity	66556104	usd
CY2021Q2	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition	1027345	usd
CY2021Q2	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	7938	usd
CY2021Q2	MTNB	Stock Issued During Period Value Common Stock In Exchange For Options StockIssuedDuringPeriodValueCommonStockInExchangeForOptions	188631	usd
CY2021Q2	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-85163	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	-4791105	usd
CY2021Q2	us-gaap	Stockholders Equity StockholdersEquity	62903750	usd
	us-gaap	Net Income Loss NetIncomeLoss	-11900857	usd
	us-gaap	Net Income Loss NetIncomeLoss	-9747425	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	154804	usd
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	117202	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	2474612	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	2156941	usd
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	274733	usd
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	242485	usd
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	11854	usd
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	20656	usd
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	109574	usd
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	108562	usd
	us-gaap	Research And Development Asset Acquired Other Than Through Business Combination Written Off ResearchAndDevelopmentAssetAcquiredOtherThanThroughBusinessCombinationWrittenOff	291200	usd
	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-256149	usd
	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-220822	usd
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	2050072	usd
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-1738706	usd
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-441119	usd
	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	100520	usd
	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	1443508	usd
	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	-32593	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-9887912	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-5515768	usd
	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	9480588	usd
	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	7129348	usd
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	9250000	usd
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	23600000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	600051	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-830639	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	16470652	usd
	us-gaap	Proceeds From Issuance Initial Public Offering ProceedsFromIssuanceInitialPublicOffering	5580472	usd
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	99441	usd
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	1400658	usd
	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	12152	usd
	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	16135	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	87289	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	6964994	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-10631262	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	17919878	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	21279806	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	12768481	usd
CY2022Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	10648544	usd
CY2021Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	30688359	usd
	MTNB	Unrealized Loss On Securities For Sale UnrealizedLossOnSecuritiesForSale	-608917	usd
	MTNB	Unrealized Loss On Securities For Sale UnrealizedLossOnSecuritiesForSale	-176929	usd
	us-gaap	Stock Issued1 StockIssued1	3797705	usd
	MTNB	Unearned Restricted Stock Grants UnearnedRestrictedStockGrants	27858	usd
	MTNB	Stock Dividends Issued StockDividendsIssued	843600	usd
	us-gaap	Nature Of Operations NatureOfOperations	<p id="xdx_803_eus-gaap--NatureOfOperations_z0S8jjZAYa7a" style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b>Note 1 – <span id="xdx_82D_zbUpVmZ62rS6">Description of Business</span></b></span></p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">Matinas BioPharma Holdings Inc. (“Holdings”) is a Delaware corporation formed in 2013. Holdings is the parent company of Matinas BioPharma, Inc. (“BioPharma”), and Matinas BioPharma Nanotechnologies, Inc. (“Nanotechnologies,” formerly known as Aquarius Biotechnologies, Inc.), its operating subsidiaries (“Nanotechnologies”, and together with “Holdings” and “BioPharma”, “the Company”). The Company is a clinical-stage biopharmaceutical company with a focus on identifying and developing novel pharmaceutical products.</span></p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></p>
CY2021Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	147000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	28592000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	8257000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	20335000	usd
CY2022Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-143500000	usd
	us-gaap	Profit Loss ProfitLoss	11900000	usd
	us-gaap	Profit Loss ProfitLoss	9700000	usd
CY2022Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	10400000	usd
CY2022Q2	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	28100000	usd
CY2022Q2	us-gaap	Restricted Cash RestrictedCash	300000	usd
CY2022Q2	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	250000	usd
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	250000	usd
CY2021Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	28737000	usd
CY2021Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	2000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate	28592000	usd
CY2022Q2	us-gaap	Marketable Securities MarketableSecurities	28104000	usd
CY2021Q4	us-gaap	Marketable Securities MarketableSecurities	28592000	usd
CY2021Q4	us-gaap	Marketable Securities MarketableSecurities	28592000	usd
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	12000	usd
CY2022Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	10399000	usd
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	21030000	usd
CY2021Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	30352000	usd
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	12432000	usd
CY2022Q2	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	250000	usd
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	250000	usd
CY2021Q2	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	336000	usd
CY2020Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	336000	usd
CY2022Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	10649000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	21280000	usd
CY2021Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	30688000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	12768000	usd
CY2022Q2	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	125000	usd
	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	609000	usd
CY2021Q2	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	85000	usd
	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	177000	usd
CY2022Q2	MTNB	Marketable Securities Accumulated Unrealized Gain MarketableSecuritiesAccumulatedUnrealizedGain	754000	usd
CY2021Q4	MTNB	Marketable Securities Accumulated Unrealized Gain MarketableSecuritiesAccumulatedUnrealizedGain	145000	usd
CY2022Q1	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	28858000	usd
CY2022Q1	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	754000	usd
CY2022Q1	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	28104000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	15319000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	12785000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate	28104000	usd
CY2022Q2	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	3175000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	2575000	usd
CY2022Q2	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1192000	usd
CY2021Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1037000	usd
CY2022Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1983000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1538000	usd
CY2022Q2	us-gaap	Depreciation And Amortization DepreciationAndAmortization	86000	usd
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	155000	usd
CY2021Q2	us-gaap	Depreciation And Amortization DepreciationAndAmortization	59000	usd
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	117000	usd
CY2022Q2	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	974000	usd
CY2021Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	1343000	usd
CY2022Q2	MTNB	Accrued General And Administrative Expenses Current AccruedGeneralAndAdministrativeExpensesCurrent	404000	usd
CY2021Q4	MTNB	Accrued General And Administrative Expenses Current AccruedGeneralAndAdministrativeExpensesCurrent	195000	usd
CY2022Q2	MTNB	Accrued Research And Development Expenses Current AccruedResearchAndDevelopmentExpensesCurrent	376000	usd
CY2021Q4	MTNB	Accrued Research And Development Expenses Current AccruedResearchAndDevelopmentExpensesCurrent	381000	usd
CY2022Q2	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	4294000	usd
CY2021Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	2851000	usd
	us-gaap	Lessee Operating Lease Option To Extend LesseeOperatingLeaseOptionToExtend	Some leases include purchase, termination or extension options for one or more years. These options are included in the lease term when it is reasonably certain that the option will be exercised
CY2022Q2	us-gaap	Lessee Operating Lease Remaining Lease Term LesseeOperatingLeaseRemainingLeaseTerm	P12M
CY2022Q2	us-gaap	Operating Lease Cost OperatingLeaseCost	226000	usd
	us-gaap	Operating Lease Cost OperatingLeaseCost	452000	usd
CY2021Q2	us-gaap	Operating Lease Cost OperatingLeaseCost	204000	usd
	us-gaap	Operating Lease Cost OperatingLeaseCost	407000	usd
CY2022Q2	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	139000	usd
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	275000	usd
CY2021Q2	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	116000	usd
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	242000	usd
CY2022Q2	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	0	usd
	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	1000	usd
CY2021Q2	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	1000	usd
	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	2000	usd
CY2022Q2	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	6000	usd
CY2021Q2	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	9000	usd
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	21000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	450000	usd
CY2022Q2	us-gaap	Finance Lease Liability Payments Remainder Of Fiscal Year FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear	10000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	922000	usd
CY2022Q2	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	2000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	962000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	1004000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	1046000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	1046000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	1112000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	5496000	usd
CY2022Q2	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	12000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	1073000	usd
CY2022Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	4423000	usd
CY2022Q2	us-gaap	Finance Lease Liability FinanceLeaseLiability	12000	usd
CY2022Q2	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y7M6D
CY2022Q2	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P0Y8M12D
CY2022Q2	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.078	pure
CY2022Q2	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.073	pure
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	883000	usd
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	22000	usd
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	922000	usd
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	2000	usd
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	962000	usd
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	1004000	usd
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	1046000	usd
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	1112000	usd
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	5929000	usd
CY2021Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	24000	usd
CY2021Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	1250000	usd
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	4679000	usd
CY2021Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	24000	usd
CY2021Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P6Y1M6D
CY2021Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P0Y10M24D
CY2021Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.078	pure
CY2021Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.078	pure
	MTNB	Accumulated Other Comprehensive Lossgain Net Unrealized Loss On Securities Availableforsale AccumulatedOtherComprehensiveLossgainNetUnrealizedLossOnSecuritiesAvailableforsale	-177000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-177000	usd
	MTNB	Accumulated Other Comprehensive Income Loss Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAdjustmentNetOfTax	-177000	usd
CY2021Q2	MTNB	Net Unrealized Gains Losses On Availableforsale Securities NetUnrealizedGainsLossesOnAvailableforsaleSecurities	51000	usd
CY2021Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	51000	usd
	MTNB	Sale Of Net Operating Losses SaleOfNetOperatingLosses	1700000	usd
	MTNB	Sale Of Net Operating Losses SaleOfNetOperatingLosses	1300000	usd
CY2022Q2	us-gaap	Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights	988000	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber	1328000	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Exercised ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised	320000	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Expirations ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations	20000	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber	988000	shares
CY2022Q2	MTNB	Share Based Compensation Arrangement By Share Based Payment Award Non Options Equity Instruments Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsEquityInstrumentsWeightedAverageExercisePrice	0.56
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	28717000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	23488000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	28717000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	23488000	shares
CY2021Q4	MTNB	Net Unrealized Gains Losses On Availableforsale Securities NetUnrealizedGainsLossesOnAvailableforsaleSecurities	-145000	usd
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-145000	usd
	MTNB	Net Unrealized Gains Losses On Availableforsale Securities Net Unrealized Loss On Securities Availableforsale NetUnrealizedGainsLossesOnAvailableforsaleSecuritiesNetUnrealizedLossOnSecuritiesAvailableforsale	-609000	usd
	MTNB	Accumulated Other Comprehensive Lossgain Net Unrealized Loss On Securities Availableforsale AccumulatedOtherComprehensiveLossgainNetUnrealizedLossOnSecuritiesAvailableforsale	-609000	usd
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-609000	usd
	MTNB	Accumulated Other Comprehensive Income Loss Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAdjustmentNetOfTax	-609000	usd
CY2022Q2	MTNB	Net Unrealized Gains Losses On Availableforsale Securities NetUnrealizedGainsLossesOnAvailableforsaleSecurities	-754000	usd
CY2022Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-754000	usd
CY2020Q4	MTNB	Net Unrealized Gains Losses On Availableforsale Securities NetUnrealizedGainsLossesOnAvailableforsaleSecurities	228000	usd
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	228000	usd
	MTNB	Net Unrealized Gains Losses On Availableforsale Securities Net Unrealized Loss On Securities Availableforsale NetUnrealizedGainsLossesOnAvailableforsaleSecuritiesNetUnrealizedLossOnSecuritiesAvailableforsale	-177000	usd
CY2022Q1	MTNB	Increased Shares Of Common Stock Outstanding IncreasedSharesOfCommonStockOutstanding	8651000	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Outstanding Stock Maximum ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfOutstandingStockMaximum	0.04	pure
CY2022Q2	us-gaap	Share Based Compensation ShareBasedCompensation	1215000	usd
CY2021Q2	us-gaap	Share Based Compensation ShareBasedCompensation	1056000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	2475000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	2157000	usd
CY2022Q2	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	9300000	usd
	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y6M
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	28184000	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	260000	shares
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	195000	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	154000	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod	366000	shares
CY2022Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	27729000	shares
	us-gaap	Stock Issued During Period Shares Restricted Stock Award Gross StockIssuedDuringPeriodSharesRestrictedStockAwardGross	0	shares
	us-gaap	Stock Issued During Period Shares Restricted Stock Award Gross StockIssuedDuringPeriodSharesRestrictedStockAwardGross	8000	shares
CY2021Q2	us-gaap	Other General And Administrative Expense OtherGeneralAndAdministrativeExpense	28000	usd
	us-gaap	Other General And Administrative Expense OtherGeneralAndAdministrativeExpense	57000	usd
	MTNB	Commercial Fees CommercialFees	7700000	usd

Files In Submission

Name	View Source	Status
0001493152-22-021955-index-headers.html	Edgar Link	pending
0001493152-22-021955-index.html	Edgar Link	pending
0001493152-22-021955.txt	Edgar Link	pending
0001493152-22-021955-xbrl.zip	Edgar Link	pending
ex31-1.htm	Edgar Link	pending
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Matinas BioPharma Holdings, Inc. Stock $mtnb

2022 Q3 Form 10-Q Financial Statement

#000149315222021955 Filed on August 11, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MTNB Matinas BioPharma Holdings, Inc. Stock $mtnb

2022 Q3 Form 10-Q Financial Statement

#000149315222021955 Filed on August 11, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MTNB
Matinas BioPharma Holdings, Inc. Stock $mtnb