$NEPH
Nephros Inc Stock $neph

$neph Overview Financials Valuation SEC Filings Company Website

2023 Q1 Form 10-K Financial Statement

#000149315223008716 Filed on March 23, 2023

Income Statement

Concept	2023 Q1	2022 Q4	2022
Revenue	$3.697M	$2.495M	$9.975M
YoY Change	69.04%	-9.76%	-4.12%
Cost Of Revenue	$1.586M	$912.0K	$5.244M
YoY Change	36.49%	-29.63%	12.51%
Gross Profit	$2.111M	$1.583M	$4.731M
YoY Change	105.95%	7.76%	-17.62%
Gross Profit Margin	57.1%	63.45%	47.43%
Selling, General & Admin	$2.124M	$1.432M	$7.593M
YoY Change	-9.11%	-26.75%	-0.98%
% of Gross Profit	100.62%	90.46%	160.49%
Research & Development	$239.0K	-$6.000K	$1.255M
YoY Change	-58.65%	-101.22%	-41.87%
% of Gross Profit	11.32%	-0.38%	26.53%
Depreciation & Amortization	$9.000K	$54.00K	$218.0K
YoY Change	-90.22%	-40.0%	-13.49%
% of Gross Profit	0.43%	3.41%	4.61%
Operating Expenses	$2.417M	$1.480M	$9.066M
YoY Change	-18.84%	-40.97%	-10.04%
Operating Profit	-$306.0K	$103.0K	-$4.335M
YoY Change	-84.33%	-109.92%	0.0%
Interest Expense	$1.000K	$4.000K	-$6.000K
YoY Change	-120.0%	-180.0%	-80.65%
% of Operating Profit		3.88%
Other Income/Expense, Net		-$30.00K	$64.00K
YoY Change		-3100.0%	276.47%
Pretax Income	-$306.0K	$77.00K	-$4.277M
YoY Change	-84.44%	-107.39%	10.6%
Income Tax	$0.00		$0.00
% Of Pretax Income
Net Earnings	-$306.0K	-$918.0K	-$7.382M
YoY Change	-84.44%	-16.77%	79.74%
Net Earnings / Revenue	-8.28%	-36.79%	-74.01%
Basic Earnings Per Share	-$0.03		-$0.73
Diluted Earnings Per Share	-$0.03	-$0.08	-$0.71
COMMON SHARES
Basic Shares Outstanding	10.46M shares	10.32M shares	10.30M shares
Diluted Shares Outstanding	10.30M shares		10.30M shares

Balance Sheet

Concept	2023 Q1	2022 Q4	2022
SHORT-TERM ASSETS
Cash & Short-Term Investments	$3.836M	$3.634M	$3.634M
YoY Change	-29.24%	-47.88%	-47.88%
Cash & Equivalents	$3.836M	$3.634M
Short-Term Investments
Other Short-Term Assets	$177.0K	$188.0K	$188.0K
YoY Change	-32.95%	-16.44%	-16.44%
Inventory	$2.348M	$3.153M	$3.153M
Prepaid Expenses
Receivables	$1.963M	$1.286M	$1.286M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$8.324M	$8.261M	$8.261M
YoY Change	-28.59%	-39.41%	-39.41%
LONG-TERM ASSETS
Property, Plant & Equipment	$107.0K	$1.100M	$1.100M
YoY Change	-89.59%	200.55%	0.36%
Goodwill	$800.0K	$800.0K
YoY Change		0.0%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$60.00K	$54.00K	$54.00K
YoY Change	-28.57%	-39.33%	-39.33%
Total Long-Term Assets	$2.603M	$2.738M	$2.738M
YoY Change	-32.76%	-31.82%	-31.82%
TOTAL ASSETS
Total Short-Term Assets	$8.324M	$8.261M	$8.261M
Total Long-Term Assets	$2.603M	$2.738M	$2.738M
Total Assets	$10.93M	$11.00M	$11.00M
YoY Change	-29.63%	-37.68%	-37.68%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$719.0K	$740.0K	$740.0K
YoY Change	-19.84%	-44.53%	-44.53%
Accrued Expenses	$383.0K	$601.0K	$601.0K
YoY Change	-34.64%	35.36%	-24.5%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$7.000K	$71.00K	$71.00K
YoY Change	-97.36%	-72.69%	-72.69%
Total Short-Term Liabilities	$1.415M	$1.412M	$1.412M
YoY Change	-19.05%	-40.92%	-40.92%
LONG-TERM LIABILITIES
Long-Term Debt	$2.000K	$1.000K	$1.000K
YoY Change	-94.44%	-99.1%	-99.1%
Other Long-Term Liabilities	$616.0K	$705.0K	$705.0K
YoY Change	80.12%	76.25%	76.25%
Total Long-Term Liabilities	$618.0K	$706.0K	$706.0K
YoY Change	63.49%	38.16%	38.16%
TOTAL LIABILITIES
Total Short-Term Liabilities	$1.415M	$1.412M	$1.412M
Total Long-Term Liabilities	$618.0K	$706.0K	$706.0K
Total Liabilities	$2.033M	$5.407M	$5.407M
YoY Change	-62.13%	86.38%	-9.2%
SHAREHOLDERS EQUITY
Retained Earnings	-$143.1M	-$142.8M
YoY Change		5.21%
Common Stock	$10.00K	$10.00K
YoY Change		0.0%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$8.894M	$5.592M	$5.592M
YoY Change
Total Liabilities & Shareholders Equity	$10.93M	$11.00M	$11.00M
YoY Change	-29.63%	-37.68%	-37.68%

Cashflow Statement

Concept	2023 Q1	2022 Q4	2022
OPERATING ACTIVITIES
Net Income	-$306.0K	-$918.0K	-$7.382M
YoY Change	-84.44%	-16.77%	79.74%
Depreciation, Depletion And Amortization	$9.000K	$54.00K	$218.0K
YoY Change	-90.22%	-40.0%	-13.49%
Cash From Operating Activities	$276.0K	-$195.0K	-$3.234M
YoY Change	-115.36%	-41.79%	128.23%
INVESTING ACTIVITIES
Capital Expenditures		$0.00	$137.0K
YoY Change			-480.56%
Acquisitions
YoY Change
Other Investing Activities		$0.00	$0.00
YoY Change			-100.0%
Cash From Investing Activities		$0.00	-$137.0K
YoY Change			61.18%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-$74.00K	-111.0K	$34.00K
YoY Change	-126.33%	200.0%	-85.65%
NET CHANGE
Cash From Operating Activities	$276.0K	-195.0K	-$3.234M
Cash From Investing Activities		0.000	-$137.0K
Cash From Financing Activities	-$74.00K	-111.0K	$34.00K
Net Change In Cash	$202.0K	-306.0K	-$3.339M
YoY Change	-113.03%	-17.74%	163.95%
FREE CASH FLOW
Cash From Operating Activities	$276.0K	-$195.0K	-$3.234M
Capital Expenditures		$0.00	$137.0K
Free Cash Flow	$276.0K	-$195.0K	-$3.371M
YoY Change	-115.66%	-41.79%	144.1%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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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	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2022	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
CY2022	dei	Document Transition Report DocumentTransitionReport	false
CY2022	dei	Entity File Number EntityFileNumber	001-32288
CY2022	dei	Entity Registrant Name EntityRegistrantName	NEPHROS, INC.
CY2022	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2022	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	13-3971809
CY2022	dei	Entity Address Address Line1 EntityAddressAddressLine1	380 Lackawanna Place
CY2022	dei	Entity Address City Or Town EntityAddressCityOrTown	South Orange
CY2022	dei	Entity Address State Or Province EntityAddressStateOrProvince	NJ
CY2022	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	07079
CY2022	dei	City Area Code CityAreaCode	201
CY2022	dei	Local Phone Number LocalPhoneNumber	343-5202
CY2022	dei	Security12b Title Security12bTitle	Common stock, par value $0.001 per share
CY2022	dei	Trading Symbol TradingSymbol	NEPH
CY2022	dei	Security Exchange Name SecurityExchangeName	NASDAQ
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CY2022	dei	Auditor Location AuditorLocation	Tewksbury,
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CY2022Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	148413000	usd
CY2021Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	147346000	usd
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	64000	usd
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-142831000	usd
CY2021Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-135725000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	5592000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	11695000	usd
CY2022Q4	us-gaap	Minority Interest MinorityInterest	3289000	usd
CY2021Q4	us-gaap	Minority Interest MinorityInterest	3054000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8881000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	14749000	usd
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	10999000	usd
CY2021Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	17650000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	9975000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	10217000	usd
CY2022	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	5244000	usd
CY2021	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	4584000	usd
CY2022	us-gaap	Gross Profit GrossProfit	4731000	usd
CY2021	us-gaap	Gross Profit GrossProfit	5633000	usd
CY2022	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	1255000	usd
CY2021	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	1498000	usd
CY2022	us-gaap	Depreciation And Amortization DepreciationAndAmortization	218000	usd
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	192000	usd
CY2022	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	7593000	usd
CY2021	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	7195000	usd
CY2022	us-gaap	Operating Expenses OperatingExpenses	9066000	usd
CY2021	us-gaap	Operating Expenses OperatingExpenses	8885000	usd
CY2022	us-gaap	Operating Income Loss OperatingIncomeLoss	-4335000	usd
CY2021	us-gaap	Operating Income Loss OperatingIncomeLoss	-3252000	usd
CY2022	us-gaap	Interest Expense InterestExpense	20000	usd
CY2021	us-gaap	Interest Expense InterestExpense	41000	usd
CY2022	us-gaap	Interest Income Other InterestIncomeOther	14000	usd
CY2021	us-gaap	Interest Income Other InterestIncomeOther	10000	usd
CY2021	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	482000	usd
CY2022	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	64000	usd
CY2021	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	17000	usd
CY2022	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	58000	usd
CY2021	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	468000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-4277000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-2784000	usd
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-2829000	usd
CY2021	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-1083000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	-7106000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	-3867000	usd
CY2022	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	276000	usd
CY2021	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	240000	usd
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-7382000	usd
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-4107000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.42
CY2021	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.28
CY2022	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare	-0.28
CY2021	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Net Of Tax Per Basic Share DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare	-0.11
CY2022	NEPH	Income Loss From Continuing And Discontinued Operation Net Of Tax Per Basic Share IncomeLossFromContinuingAndDiscontinuedOperationNetOfTaxPerBasicShare	-0.70
CY2021	NEPH	Income Loss From Continuing And Discontinued Operation Net Of Tax Per Basic Share IncomeLossFromContinuingAndDiscontinuedOperationNetOfTaxPerBasicShare	-0.39
CY2022	NEPH	Income Loss From Continuing Operations Attributable To Noncontrolling Interest Per Basic Share IncomeLossFromContinuingOperationsAttributableToNoncontrollingInterestPerBasicShare	-0.03
CY2021	NEPH	Income Loss From Continuing Operations Attributable To Noncontrolling Interest Per Basic Share IncomeLossFromContinuingOperationsAttributableToNoncontrollingInterestPerBasicShare	-0.02
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.73
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.41
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	10297134	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	10017830	shares
CY2022	us-gaap	Profit Loss ProfitLoss	-7106000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	-3867000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-14000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-10000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-7120000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-3877000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	276000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	240000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-7396000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-4117000	usd
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	15573000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	-3867000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-10000	usd
CY2021	us-gaap	Stock Issued During Period Value Purchase Of Assets StockIssuedDuringPeriodValuePurchaseOfAssets	1124000	usd
CY2021	NEPH	Stock Issued During Period Value Warrants Exercised StockIssuedDuringPeriodValueWarrantsExercised	297000	usd
CY2021	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	204000	usd
CY2021	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1428000	usd
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	14749000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	-7106000	usd
CY2022	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	188000	usd
CY2022	NEPH	Elimination Of Cumulative Translation Adjustment Upon Closing Of Wholly Owned Foreign Subsidiary EliminationOfCumulativeTranslationAdjustmentUponClosingOfWhollyOwnedForeignSubsidiary	-64000	usd
CY2022	NEPH	Stock Issued During Period Value Warrants Exercised StockIssuedDuringPeriodValueWarrantsExercised	163000	usd
CY2022	NEPH	Stock Issued During Period Value Restricted Shares Withheld For Employee Taxes StockIssuedDuringPeriodValueRestrictedSharesWithheldForEmployeeTaxes	-31000	usd
CY2022	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	982000	usd
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	8881000	usd
CY2022	us-gaap	Profit Loss ProfitLoss	-7106000	usd
CY2021	us-gaap	Profit Loss ProfitLoss	-3867000	usd
CY2022	us-gaap	Depreciation Depreciation	93000	usd
CY2021	us-gaap	Depreciation Depreciation	38000	usd
CY2022	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	258000	usd
CY2021	us-gaap	Amortization Of Deferred Charges AmortizationOfDeferredCharges	214000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	982000	usd
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	1259000	usd
CY2022	us-gaap	Inventory Write Down InventoryWriteDown	623000	usd
CY2021	us-gaap	Inventory Write Down InventoryWriteDown	213000	usd
CY2021	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	482000	usd
CY2022	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-1000	usd
CY2021	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	1000	usd
CY2022	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	1395000	usd
CY2022	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	60000	usd
CY2021	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	-3000	usd
CY2022	NEPH	Change In Lease Rightofuse Assets ChangeInLeaseRightofuseAssets	353000	usd
CY2021	NEPH	Change In Lease Rightofuse Assets ChangeInLeaseRightofuseAssets	321000	usd
CY2022	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-357000	usd
CY2021	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	278000	usd
CY2022	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-915000	usd
CY2021	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-296000	usd
CY2022	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-26000	usd
CY2021	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-12000	usd
CY2022	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-29000	usd
CY2022	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-593000	usd
CY2021	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	908000	usd
CY2022	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-150000	usd
CY2021	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	274000	usd
CY2022	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-355000	usd
CY2021	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-329000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-3234000	usd
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-1417000	usd
CY2022	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	137000	usd
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	36000	usd
CY2021	us-gaap	Payments To Acquire Businesses Gross PaymentsToAcquireBusinessesGross	49000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-137000	usd
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-85000	usd
CY2022	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	188000	usd
CY2022	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	271000	usd
CY2021	us-gaap	Repayments Of Secured Debt RepaymentsOfSecuredDebt	250000	usd
CY2022	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	12000	usd
CY2021	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	11000	usd
CY2022	NEPH	Principal Payments On Equipment Financing PrincipalPaymentsOnEquipmentFinancing	3000	usd
CY2021	NEPH	Principal Payments On Equipment Financing PrincipalPaymentsOnEquipmentFinancing	3000	usd
CY2022	NEPH	Payments To Employee Taxes On Restricted Stock PaymentsToEmployeeTaxesOnRestrictedStock	31000	usd
CY2022	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	163000	usd
CY2021	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	297000	usd
CY2021	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	204000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	34000	usd
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	237000	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	-2000	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	-11000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-3339000	usd
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-1276000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	6973000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	8249000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	3634000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	6973000	usd
CY2022	us-gaap	Interest Paid Net InterestPaidNet	19000	usd
CY2021	us-gaap	Interest Paid Net InterestPaidNet	41000	usd
CY2021	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	79000	usd
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	743000	usd
CY2021	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	21000	usd
CY2021	NEPH	Issuance Of Common Shares For Asset Acquisition IssuanceOfCommonSharesForAssetAcquisition	1124000	usd
CY2022	us-gaap	Nature Of Operations NatureOfOperations	<p id="xdx_805_eus-gaap--NatureOfOperations_z2YTabjuzIW2" style="font: 10pt Times New Roman, Times, Serif; margin: 0pt; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b>Note 1 - <span id="xdx_822_z9MJxyKvBCc6">Organization and Nature of Operations</span></b></span></p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt; 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: 0pt; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">Nephros, Inc. (“Nephros” or the “Company”) was incorporated under the laws of the State of Delaware on April 3, 1997. The Company was founded by health professionals, scientists and engineers affiliated with Columbia University to develop advanced end stage renal disease (“ESRD”) therapy technology and products.</span></p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt; 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: 0pt; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">Beginning in 2009, Nephros introduced high performance liquid purification filters to meet the demand for water purification in certain medical markets. The Company’s filters, generally classified as ultrafilters, are primarily used in hospitals for the prevention of infection from waterborne pathogens, such as legionella and pseudomonas, and in dialysis centers for the removal of biological contaminants from water and bicarbonate concentrate. The Company also develops and sells water filtration products for commercial applications, focusing on the hospitality and food service markets. The water filtration business is a reportable segment, referred to as the Water Filtration segment.</span></p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt; 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: 0pt; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">On October 4, 2022, the Company entered into a definitive asset purchase agreement with a third party for the sale of substantially all of the Company’s Pathogen Detection Systems (“PDS”) business, which had been previously reported as a separate reportable operating segment. As a result of the sale of the PDS business, we completely exited the PDS business. As a result, we determined that our PDS business had met the criteria for discontinued operations as of September 30, 2022. We no longer separately report the PDS business as a separate reportable segment in our financial statements including in this Annual Report for any of the periods presented.</span></p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt; 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: 0pt; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">In July 2018, the Company formed a new subsidiary, Specialty Renal Products, Inc. (“SRP”), to drive the development of its second-generation hemodiafiltration system and other products focused on improving therapies for patients with renal disease. After SRP’s formation, the Company assigned to SRP all of the Company’s rights to three patents relating to the Company’s hemodiafiltration technology, which were carried at zero book value. SRP is a reportable segment, referred to as the Renal Products segment.</span></p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt; 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: 0pt; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The Company’s primary U.S. facilities are located at 380 Lackawanna Place, South Orange, New Jersey 07079 and 3221 Polaris Avenue, Las Vegas, Nevada 89102. These locations house the Company’s corporate headquarters, research, manufacturing, and distribution facilities. In addition, the Company maintains small administrative offices in various locations in the United States.</span></p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></p>
CY2022	us-gaap	Use Of Estimates UseOfEstimates	<p id="xdx_84F_eus-gaap--UseOfEstimates_zdoqlh8eoF" style="font: 10pt Times New Roman, Times, Serif; margin: 0pt; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b><span id="xdx_861_zmVLMgZgyyWg">Use of Estimates</span></b></span></p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt; 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: 0pt; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The preparation of consolidated financial statements in conformity with accounting principles generally accepted in the United States of America (“GAAP”) requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities, at the date of the financial statements, and the reported amount of revenues and expenses, during the reporting period. Actual results could differ materially from those estimates. Included in these estimates are assumptions about the collection of accounts receivable, value of inventories, useful life of fixed assets and intangible assets, the assessment of expected cash flows used in evaluating goodwill and other long-lived assets, the assessment of the ability to continue as a going concern and assumptions used in determining stock compensation such as expected volatility and risk-free interest rate.</span></p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></p>
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-142800000	usd
CY2022	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<p id="xdx_840_eus-gaap--ConcentrationRiskCreditRisk_zZgqBaekzQaj" style="font: 10pt Times New Roman, Times, Serif; margin: 0pt; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"><b><span id="xdx_862_zlgb1T3iCIs8">Concentration of Credit Risk</span></b></span></p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt; 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: 0pt; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt">The Company deposits its cash in financial institutions. At times, such deposits may be in excess of insured limits. To date, the Company has not experienced any impairment losses on its cash. The Company also limits its credit risk with respect to accounts receivable by performing credit evaluations when deemed necessary.</span></p> <p style="font: 10pt Times New Roman, Times, Serif; margin: 0pt; text-align: justify"><span style="font-family: Times New Roman, Times, Serif; font-size: 10pt"> </span></p>
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	0	usd
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1000	usd
CY2022	us-gaap	Property Plant And Equipment Estimated Useful Lives PropertyPlantAndEquipmentEstimatedUsefulLives	These assets are depreciated over their estimated useful lives of three to seven years using the straight-line method.
CY2022	us-gaap	Disposal Group Including Discontinued Operation Revenue DisposalGroupIncludingDiscontinuedOperationRevenue	110000	usd
CY2021	us-gaap	Disposal Group Including Discontinued Operation Revenue DisposalGroupIncludingDiscontinuedOperationRevenue	187000	usd
CY2022	us-gaap	Disposal Group Including Discontinued Operation Gross Profit Loss DisposalGroupIncludingDiscontinuedOperationGrossProfitLoss	-259000	usd
CY2021	us-gaap	Disposal Group Including Discontinued Operation Gross Profit Loss DisposalGroupIncludingDiscontinuedOperationGrossProfitLoss	110000	usd
CY2022	NEPH	Disposal Group Including Discontinued Operation Research And Development Expenses DisposalGroupIncludingDiscontinuedOperationResearchAndDevelopmentExpenses	637000	usd
CY2021	NEPH	Disposal Group Including Discontinued Operation Research And Development Expenses DisposalGroupIncludingDiscontinuedOperationResearchAndDevelopmentExpenses	668000	usd
CY2021	us-gaap	Disposal Group Including Discontinued Operation Depreciation And Amortization DisposalGroupIncludingDiscontinuedOperationDepreciationAndAmortization	10000	usd
CY2022	us-gaap	Disposal Group Including Discontinued Operation General And Administrative Expense DisposalGroupIncludingDiscontinuedOperationGeneralAndAdministrativeExpense	535000	usd
CY2021	us-gaap	Disposal Group Including Discontinued Operation General And Administrative Expense DisposalGroupIncludingDiscontinuedOperationGeneralAndAdministrativeExpense	515000	usd
CY2022	us-gaap	Disposal Group Including Discontinued Operation Operating Expense DisposalGroupIncludingDiscontinuedOperationOperatingExpense	1175000	usd
CY2021	us-gaap	Disposal Group Including Discontinued Operation Operating Expense DisposalGroupIncludingDiscontinuedOperationOperatingExpense	1193000	usd
CY2022	us-gaap	Disposal Group Including Discontinued Operation Operating Income Loss DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss	-1434000	usd
CY2021	us-gaap	Disposal Group Including Discontinued Operation Operating Income Loss DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss	-1083000	usd
CY2022	NEPH	Disposal Group Including Discontinued Operation Impairment Of Assets Held For Sale DisposalGroupIncludingDiscontinuedOperationImpairmentOfAssetsHeldForSale	-1395000	usd
CY2022	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-2829000	usd
CY2021	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-1083000	usd
CY2022Q4	us-gaap	Assets Held For Sale Not Part Of Disposal Group AssetsHeldForSaleNotPartOfDisposalGroup	0	usd
CY2021Q4	us-gaap	Disposal Group Including Discontinued Operation Inventory Current DisposalGroupIncludingDiscontinuedOperationInventoryCurrent	333000	usd
CY2021Q4	us-gaap	Disposal Group Including Discontinued Operation Prepaid And Other Assets Current DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssetsCurrent	18000	usd
CY2021Q4	us-gaap	Assets Of Disposal Group Including Discontinued Operation Current AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent	351000	usd
CY2021Q4	us-gaap	Disposal Group Including Discontinued Operation Property Plant And Equipment Current DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentCurrent	294000	usd
CY2021Q4	NEPH	Disposal Group Including Discontinued Operation Operating Lease Right Of Use Assets DisposalGroupIncludingDiscontinuedOperationOperatingLeaseRightOfUseAssets	116000	usd
CY2021Q4	us-gaap	Disposal Group Including Discontinued Operation Intangible Assets Current DisposalGroupIncludingDiscontinuedOperationIntangibleAssetsCurrent	1071000	usd
CY2021Q4	us-gaap	Disposal Group Including Discontinued Operation Other Current Assets DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets	5000	usd
CY2021Q4	us-gaap	Disposal Group Including Discontinued Operation Assets Noncurrent DisposalGroupIncludingDiscontinuedOperationAssetsNoncurrent	1486000	usd
CY2021Q4	NEPH	Disposal Group Including Discontinued Operation Operating Lease Liability Current DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiabilityCurrent	51000	usd
CY2021Q4	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation Current LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent	51000	usd
CY2021Q4	NEPH	Disposal Group Including Discontinued Operation Lease Liabilities Noncurrent DisposalGroupIncludingDiscontinuedOperationLeaseLiabilitiesNoncurrent	72000	usd
CY2021Q4	us-gaap	Liabilities Of Disposal Group Including Discontinued Operation Noncurrent LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent	72000	usd
CY2022	NEPH	Depreciation Discontinued Operations DepreciationDiscontinuedOperations	42000000	usd
CY2021	NEPH	Depreciation Discontinued Operations DepreciationDiscontinuedOperations	3000000	usd
CY2022	NEPH	Amortization Discontinued Operations AmortizationDiscontinuedOperations	82000000	usd
CY2022	NEPH	Stock Compensation Discontinued Operations StockCompensationDiscontinuedOperations	38000000	usd
CY2021	NEPH	Stock Compensation Discontinued Operations StockCompensationDiscontinuedOperations	31000000	usd
CY2022	NEPH	Impairment Of Assets Held For Sale Discontinued Operations ImpairmentOfAssetsHeldForSaleDiscontinuedOperations	1395000000	usd
CY2022	NEPH	Operating Lease Right Of Use Assets Discontinued Operations OperatingLeaseRightOfUseAssetsDiscontinuedOperations	33000000	usd
CY2021	NEPH	Operating Lease Right Of Use Assets Discontinued Operations OperatingLeaseRightOfUseAssetsDiscontinuedOperations	30000000	usd
CY2022	NEPH	Purchase Of Property And Equipment Discontinued Operations PurchaseOfPropertyAndEquipmentDiscontinuedOperations	-34000000	usd
CY2021	NEPH	Purchase Of Property And Equipment Discontinued Operations PurchaseOfPropertyAndEquipmentDiscontinuedOperations	-36000000	usd
CY2022	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	49000	usd
CY2022Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	2709000	usd
CY2021Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	3655000	usd
CY2022Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	422000	usd
CY2021Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	807000	usd
CY2022Q4	us-gaap	Inventory Work In Process InventoryWorkInProcess	22000	usd
CY2022Q4	us-gaap	Inventory Net InventoryNet	3153000	usd
CY2021Q4	us-gaap	Inventory Net InventoryNet	4462000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1039000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	901000	usd
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	923000	usd
CY2021Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	829000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	116000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	72000	usd
CY2022	us-gaap	Depreciation Depreciation	93000	usd
CY2021	us-gaap	Depreciation Depreciation	38000	usd
CY2022	us-gaap	Cost Of Goods And Services Sold Depreciation CostOfGoodsAndServicesSoldDepreciation	45000	usd
CY2021	us-gaap	Cost Of Goods And Services Sold Depreciation CostOfGoodsAndServicesSoldDepreciation	17000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	590000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	-167000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	423000	usd
CY2021Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	590000	usd
CY2021Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	-125000	usd
CY2021Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	465000	usd
CY2022	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	42000	usd
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	42000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	42000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	32000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	32000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	32000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	32000	usd
CY2022	us-gaap	Asset Impairment Charges AssetImpairmentCharges	1000000.0	usd
CY2022Q4	us-gaap	Goodwill Goodwill	800000	usd
CY2021Q4	us-gaap	Goodwill Goodwill	800000	usd
CY2022Q4	us-gaap	Finite Lived License Agreements Gross FiniteLivedLicenseAgreementsGross	2300000	usd
CY2022Q4	us-gaap	Indefinite Lived License Agreements IndefiniteLivedLicenseAgreements	400000	usd
CY2021Q4	us-gaap	Indefinite Lived License Agreements IndefiniteLivedLicenseAgreements	500000	usd
CY2022Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	71000	usd
CY2022Q4	us-gaap	Long Term Debt LongTermDebt	71000	usd
CY2022	us-gaap	Operating Lease Cost OperatingLeaseCost	351000	usd
CY2021	us-gaap	Operating Lease Cost OperatingLeaseCost	369000	usd
CY2022	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	12000	usd
CY2021	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	12000	usd
CY2022	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	2000	usd
CY2021	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	2000	usd
CY2022	NEPH	Finance Lease Cost FinanceLeaseCost	14000	usd
CY2021	NEPH	Finance Lease Cost FinanceLeaseCost	14000	usd
CY2022	us-gaap	Variable Lease Cost VariableLeaseCost	53000	usd
CY2021	us-gaap	Variable Lease Cost VariableLeaseCost	42000	usd
CY2022	us-gaap	Lease Cost LeaseCost	418000	usd
CY2021	us-gaap	Lease Cost LeaseCost	425000	usd
CY2022	us-gaap	Operating Lease Lease Income Lease Payments OperatingLeaseLeaseIncomeLeasePayments	365000	usd
CY2021	us-gaap	Operating Lease Lease Income Lease Payments OperatingLeaseLeaseIncomeLeasePayments	383000	usd
CY2022	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	12000	usd
CY2021	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	11000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	972000	usd
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	590000	usd
CY2022Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	12000	usd
CY2021Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	24000	usd
CY2022Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	309000	usd
CY2021Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	313000	usd
CY2022Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	700000	usd
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	340000	usd
CY2022Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	1009000	usd
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	653000	usd
CY2022Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	8000	usd
CY2021Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	12000	usd
CY2022Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	4000	usd
CY2021Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	12000	usd
CY2022Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	12000	usd
CY2021Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	24000	usd
CY2022Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P3Y10M24D
CY2021Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P2Y3M18D
CY2022Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P1Y6M14D
CY2021Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P2Y2M12D
CY2022Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.080	pure
CY2021Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.080	pure
CY2022Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.080	pure
CY2021Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.080	pure
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	374000	usd
CY2022Q4	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	8000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	303000	usd
CY2022Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	4000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	163000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	168000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	158000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	1166000	usd
CY2022Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	12000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	157000	usd
CY2022Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	1009000	usd
CY2022Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	12000	usd
CY2022Q4	us-gaap	Accrued Bonuses Current AccruedBonusesCurrent	76000	usd
CY2021Q4	us-gaap	Accrued Bonuses Current AccruedBonusesCurrent	232000	usd
CY2022Q4	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	126000	usd
CY2022Q4	NEPH	Accrued Legal AccruedLegal	4000	usd
CY2021Q4	NEPH	Accrued Legal AccruedLegal	37000	usd
CY2022Q4	us-gaap	Accrued Sales Commission Current AccruedSalesCommissionCurrent	36000	usd
CY2021Q4	us-gaap	Accrued Sales Commission Current AccruedSalesCommissionCurrent	34000	usd
CY2022Q4	us-gaap	Sales And Excise Tax Payable Current SalesAndExciseTaxPayableCurrent	7000	usd
CY2021Q4	us-gaap	Sales And Excise Tax Payable Current SalesAndExciseTaxPayableCurrent	26000	usd
CY2022Q4	NEPH	Accrued Franchise Tax AccruedFranchiseTax	10000	usd
CY2021Q4	NEPH	Accrued Franchise Tax AccruedFranchiseTax	21000	usd
CY2022Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	26000	usd
CY2021Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	94000	usd
CY2022Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	285000	usd
CY2021Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	444000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	0	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	0	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.2100	pure
CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.2100	pure
CY2022	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.0479	pure
CY2021	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.0182	pure
CY2022	NEPH	Effective Income Tax Rate Reconciliation Net Operating Loss Tax Credit Expired EffectiveIncomeTaxRateReconciliationNetOperatingLossTaxCreditExpired	-0.1278	pure
CY2021	NEPH	Effective Income Tax Rate Reconciliation Net Operating Loss Tax Credit Expired EffectiveIncomeTaxRateReconciliationNetOperatingLossTaxCreditExpired	-0.0660	pure
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	-0.0243	pure
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	-0.0217	pure
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.0062	pure
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.0259	pure
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.0915	pure
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.0344	pure
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.0127	pure
CY2021	NEPH	Effective Income Tax Rate Reconciliation Net Operating Loss Tax Credit Paycheck Protection Loan EffectiveIncomeTaxRateReconciliationNetOperatingLossTaxCreditPaycheckProtectionLoan	0.0262	pure
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.2378	pure
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.1799	pure
CY2022Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	17672000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	18473000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	1401000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	1413000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	543000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	601000	usd
CY2022Q4	NEPH	Deferred Tax Assets Lease Liabilities DeferredTaxAssetsLeaseLiabilities	243000	usd
CY2021Q4	NEPH	Deferred Tax Assets Lease Liabilities DeferredTaxAssetsLeaseLiabilities	179000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Capital Loss Carryforwards DeferredTaxAssetsCapitalLossCarryforwards	1946000	usd
CY2022Q4	NEPH	Deferred Tax Assets Fixed Intangible Asset Basis Difference DeferredTaxAssetsFixedIntangibleAssetBasisDifference	328000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	243000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	75000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	22376000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	20741000	usd
CY2022Q4	NEPH	Deferred Tax Liabilities Lease Right Of Use Assets DeferredTaxLiabilitiesLeaseRightOfUseAssets	234000	usd
CY2021Q4	NEPH	Deferred Tax Liabilities Lease Right Of Use Assets DeferredTaxLiabilitiesLeaseRightOfUseAssets	169000	usd
CY2021Q4	us-gaap	Deferred Tax Liabilities Other Finite Lived Assets DeferredTaxLiabilitiesOtherFiniteLivedAssets	119000	usd
CY2022Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	234000	usd
CY2021Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	288000	usd
CY2022Q4	NEPH	Deferred Tax Assets Liabilities Net Before Valuation Allowances DeferredTaxAssetsLiabilitiesNetBeforeValuationAllowances	22142000	usd
CY2021Q4	NEPH	Deferred Tax Assets Liabilities Net Before Valuation Allowances DeferredTaxAssetsLiabilitiesNetBeforeValuationAllowances	20453000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	22142000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	20453000	usd
CY2021	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	1700000	usd
CY2022	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	1700000	usd
CY2022	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	900000	usd
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	900000	usd
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1265660	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	5.78
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	391156	shares
CY2021	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	7.81
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	152051	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	6.71
CY2021	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	78255	shares
CY2021	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	4.79
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1426510	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	6.29
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	279115	shares
CY2022	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	1.91
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	340260	shares
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	6.88
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1365365	shares
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	5.25
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	877633000	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	5.46
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	1395932000	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice	6.26
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	968441000	shares
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	5.55
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	1342342000	shares
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice	5.26
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	1.25
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	4.94
CY2022Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue	0	usd
CY2022	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1	P6Y
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	265000	usd
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	0	usd
CY2022Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Stock Options EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions	900000	usd
CY2022	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P1Y11M4D
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	0	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	0	usd
CY2022	dei	Auditor Firm AuditorFirmId	23

Files In Submission

Name	View Source	Status
neph-20221231_lab.xml	Edgar Link	unprocessable
0001493152-23-008716-index-headers.html	Edgar Link	pending
0001493152-23-008716-index.html	Edgar Link	pending
0001493152-23-008716.txt	Edgar Link	pending
0001493152-23-008716-xbrl.zip	Edgar Link	pending
ex21-1.htm	Edgar Link	pending
ex23-1.htm	Edgar Link	pending
ex31-1.htm	Edgar Link	pending
ex32-1.htm	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
form10-k.htm	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
neph-20221231.xsd	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
R14.htm	Edgar Link	pending
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R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
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R4.htm	Edgar Link	pending
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R47.htm	Edgar Link	pending
R48.htm	Edgar Link	pending
R49.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R50.htm	Edgar Link	pending
neph-20221231_def.xml	Edgar Link	unprocessable
form10-k_htm.xml	Edgar Link	completed
R51.htm	Edgar Link	pending
R52.htm	Edgar Link	pending
R53.htm	Edgar Link	pending
R54.htm	Edgar Link	pending
R55.htm	Edgar Link	pending
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R8.htm	Edgar Link	pending
R80.htm	Edgar Link	pending
R81.htm	Edgar Link	pending
R82.htm	Edgar Link	pending
R83.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending
neph-20221231_cal.xml	Edgar Link	unprocessable
neph-20221231_pre.xml	Edgar Link	unprocessable

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$NEPH
Nephros Inc Stock $neph

2023 Q1 Form 10-K Financial Statement

#000149315223008716 Filed on March 23, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NEPH Nephros Inc Stock $neph

2023 Q1 Form 10-K Financial Statement

#000149315223008716 Filed on March 23, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$NEPH
Nephros Inc Stock $neph