$CERS
CERUS CORP Stock $cers

$cers Overview Financials Valuation SEC Filings Company Website

2024 Q1 Form 10-K Financial Statement

#000095017024026195 Filed on March 05, 2024

Income Statement

Concept	2024 Q1	2023 Q4	2023
Revenue	$43.40M	$53.34M	$186.8M
YoY Change	12.78%	3.94%	-0.81%
Cost Of Revenue	$17.09M	$20.81M	$69.97M
YoY Change	24.88%	6.72%	-6.65%
Gross Profit	$26.30M	$32.53M	$116.8M
YoY Change	6.1%	2.23%	3.06%
Gross Profit Margin	60.61%	60.99%	62.54%
Selling, General & Admin	$19.80M	$17.27M	$75.52M
YoY Change	-8.13%	-25.44%	-9.38%
% of Gross Profit	75.28%	53.08%	64.64%
Research & Development	$14.48M	$14.29M	$67.64M
YoY Change	-16.69%	-23.24%	5.51%
% of Gross Profit	55.06%	43.92%	57.9%
Depreciation & Amortization	$631.0K	$647.0K	$2.599M
YoY Change	-0.63%	-0.31%	-12.9%
% of Gross Profit	2.4%	1.99%	2.22%
Operating Expenses	$34.28M	$31.56M	$146.9M
YoY Change	-11.95%	-24.46%	-0.38%
Operating Profit	-$7.979M	$976.0K	-$30.05M
YoY Change	-43.6%	-109.81%	-11.82%
Interest Expense	$2.234M	-$2.899M	$8.386M
YoY Change	38.59%	25.01%	43.82%
% of Operating Profit		-297.03%
Other Income/Expense, Net	-$1.637M	$606.0K	-$7.269M
YoY Change	15.44%	-155.7%	-11.95%
Pretax Income	-$9.616M	-$1.317M	-$37.32M
YoY Change	-38.22%	-90.14%	-11.85%
Income Tax	$74.00K	$72.00K	$325.0K
% Of Pretax Income
Net Earnings	-$9.688M	-$1.328M	-$37.49M
YoY Change	-37.97%	-90.25%	-12.37%
Net Earnings / Revenue	-22.33%	-2.49%	-20.07%
Basic Earnings Per Share	-$0.05		-$0.21
Diluted Earnings Per Share	-$0.05	-$0.01	-$0.21
COMMON SHARES
Basic Shares Outstanding	181.3M	181.2M	180.3M
Diluted Shares Outstanding	182.1M		180.3M

Balance Sheet

Concept	2024 Q1	2023 Q4	2023
SHORT-TERM ASSETS
Cash & Short-Term Investments	$72.18M	$65.85M	$65.85M
YoY Change	-23.77%	-35.54%	-35.54%
Cash & Equivalents	$20.53M	$11.65M	$11.65M
Short-Term Investments	$51.65M	$54.21M	$54.21M
Other Short-Term Assets	$3.594M	$3.221M	$3.221M
YoY Change	-36.73%	-29.38%	-29.38%
Inventory	$39.86M	$39.87M	$39.87M
Prepaid Expenses
Receivables	$22.54M	$35.50M	$35.50M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$138.2M	$144.4M	$144.4M
YoY Change	-14.82%	-15.11%	-15.11%
LONG-TERM ASSETS
Property, Plant & Equipment	$8.099M	$8.640M	$19.35M
YoY Change	-25.22%	-21.23%	-17.58%
Goodwill	$1.316M	$1.316M
YoY Change	0.0%	0.0%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$11.71M	$11.43M	$32.64M
YoY Change	-43.92%	-46.56%	40.98%
Total Long-Term Assets	$50.97M	$53.31M	$53.31M
YoY Change	8.16%	11.18%	11.18%
TOTAL ASSETS
Total Short-Term Assets	$138.2M	$144.4M	$144.4M
Total Long-Term Assets	$50.97M	$53.31M	$53.31M
Total Assets	$189.1M	$197.7M	$197.7M
YoY Change	-9.65%	-9.33%	-9.33%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$16.62M	$23.84M	$23.84M
YoY Change	-54.4%	-27.76%	-27.76%
Accrued Expenses	$16.15M	$19.23M	$21.68M
YoY Change	-16.24%	-23.72%	-20.62%
Deferred Revenue	$2.167M	$2.002M
YoY Change	28.0%	239.9%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$20.12M	$20.00M	$20.00M
YoY Change	11.78%	-64.39%	-64.39%
Total Short-Term Liabilities	$57.25M	$67.52M	$67.52M
YoY Change	-26.2%	-42.32%	-42.32%
LONG-TERM LIABILITIES
Long-Term Debt	$64.83M	$59.80M	$59.80M
YoY Change	18.24%	338.26%	338.26%
Other Long-Term Liabilities	$3.434M	$3.236M	$16.99M
YoY Change	42.25%	-7.52%	-9.78%
Total Long-Term Liabilities	$3.434M	$3.236M	$76.78M
YoY Change	42.25%	-7.52%	136.46%
TOTAL LIABILITIES
Total Short-Term Liabilities	$57.25M	$67.52M	$67.52M
Total Long-Term Liabilities	$3.434M	$3.236M	$76.78M
Total Liabilities	$139.0M	$144.3M	$145.1M
YoY Change	-7.21%	-3.49%	-3.58%
SHAREHOLDERS EQUITY
Retained Earnings	-$1.054B	-$1.045B
YoY Change	3.09%	3.72%
Common Stock	$1.105B	$1.099B
YoY Change	1.95%	1.95%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$49.37M	$52.65M	$52.65M
YoY Change
Total Liabilities & Shareholders Equity	$189.1M	$197.7M	$197.7M
YoY Change	-9.65%	-9.33%	-9.33%

Cashflow Statement

Concept	2024 Q1	2023 Q4	2023
OPERATING ACTIVITIES
Net Income	-$9.688M	-$1.328M	-$37.49M
YoY Change	-37.97%	-90.25%	-12.37%
Depreciation, Depletion And Amortization	$631.0K	$647.0K	$2.599M
YoY Change	-0.63%	-0.31%	-12.9%
Cash From Operating Activities	$1.959M	-$15.18M	-$43.17M
YoY Change	-123.05%	764.64%	68.53%
INVESTING ACTIVITIES
Capital Expenditures	$1.099M	-$6.000K	$4.597M
YoY Change	-27.89%	-100.49%	129.85%
Acquisitions
YoY Change
Other Investing Activities	$2.545M	$8.210M	$13.22M
YoY Change	-2186.07%	-4.73%	26.35%
Cash From Investing Activities	$1.446M	$8.216M	$8.624M
YoY Change	-187.85%	11.28%	1.89%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			-$175.0K
YoY Change			68.27%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	5.561M	1.183M	10.67M
YoY Change	169.82%	158.86%	154.6%
NET CHANGE
Cash From Operating Activities	1.959M	-15.18M	-43.17M
Cash From Investing Activities	1.446M	8.216M	8.624M
Cash From Financing Activities	5.561M	1.183M	10.67M
Net Change In Cash	8.876M	-5.784M	-24.00M
YoY Change	-211.38%	-195.07%	75.35%
FREE CASH FLOW
Cash From Operating Activities	$1.959M	-$15.18M	-$43.17M
Capital Expenditures	$1.099M	-$6.000K	$4.597M
Free Cash Flow	$860.0K	-$15.18M	-$47.77M
YoY Change	-108.58%	407.42%	72.97%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value
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CY2023	dei	Entity Central Index Key EntityCentralIndexKey	0001020214
CY2023	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2022Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies
CY2023Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies
CY2022Q4	us-gaap	Preferred Stock Value PreferredStockValue
CY2023Q4	us-gaap	Preferred Stock Value PreferredStockValue
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CY2023	dei	Document Type DocumentType	10-K
CY2023	dei	Document Annual Report DocumentAnnualReport	true
CY2023	dei	Document Period End Date DocumentPeriodEndDate	2023-12-31
CY2023	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2023	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2023
CY2023	dei	Document Transition Report DocumentTransitionReport	false
CY2023	dei	Entity File Number EntityFileNumber	000-21937
CY2023	dei	Entity Registrant Name EntityRegistrantName	CERUS CORPORATION
CY2023	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2023	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	68-0262011
CY2023	dei	Entity Address Address Line1 EntityAddressAddressLine1	1220 Concord Avenue
CY2023	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 600
CY2023	dei	Entity Address City Or Town EntityAddressCityOrTown	Concord
CY2023	dei	Entity Address State Or Province EntityAddressStateOrProvince	CA
CY2023	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	94520
CY2023	dei	City Area Code CityAreaCode	925
CY2023	dei	Local Phone Number LocalPhoneNumber	288-6000
CY2023	dei	Security12b Title Security12bTitle	Common Stock
CY2023	dei	Trading Symbol TradingSymbol	CERS
CY2023	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2023	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2023	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2023	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2023	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2023	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
CY2023	dei	Entity Small Business EntitySmallBusiness	false
CY2023	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2023	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2023	dei	Document Fin Stmt Error Correction Flag DocumentFinStmtErrorCorrectionFlag	false
CY2023	dei	Entity Shell Company EntityShellCompany	false
CY2023Q2	dei	Entity Public Float EntityPublicFloat	373000000
CY2024Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	181282725
CY2023Q4	ecd	Trd Arr Adoption Date TrdArrAdoptionDate	November 20, 2023
CY2023Q4	ecd	Trd Arr Ind Name TrdArrIndName	Richard Benjamin
CY2023Q4	ecd	Trd Arr Ind Title TrdArrIndTitle	Chief Medical Officer
CY2023Q4	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	true
CY2023Q4	ecd	Trd Arr Securities Agg Avail Amt TrdArrSecuritiesAggAvailAmt	60983
CY2023	dei	Auditor Firm AuditorFirmId	42
CY2023	dei	Auditor Name AuditorName	Ernst & Young LLP
CY2023	dei	Auditor Location AuditorLocation	San Mateo, California
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	11647000
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	35585000
CY2023Q4	us-gaap	Available For Sale Securities Debt Securities Current AvailableForSaleSecuritiesDebtSecuritiesCurrent	54205000
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities Current AvailableForSaleSecuritiesDebtSecuritiesCurrent	66569000
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CY2022Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	34426000
CY2023Q4	us-gaap	Inventory Net InventoryNet	39868000
CY2022Q4	us-gaap	Inventory Net InventoryNet	29003000
CY2023Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	3221000
CY2022Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	4561000
CY2023Q4	us-gaap	Assets Current AssetsCurrent	144441000
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CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	12512000
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CY2022Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	5884000
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CY2022Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	25203000
CY2023Q4	us-gaap	Secured Debt Current SecuredDebtCurrent	20000000
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CY2022Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	2105000
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CY2022Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	589000
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CY2022Q4	us-gaap	Liabilities Current LiabilitiesCurrent	117058000
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CY2022Q4	us-gaap	Liabilities Liabilities	149530000
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CY2023	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	1598000
CY2022	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-2638000
CY2021	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-823000
CY2023	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-36134000
CY2022	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-45463000
CY2021	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	-55199000
CY2023	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-158000
CY2022	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-46000
CY2021	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-2000
CY2023	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-35976000
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-45417000
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-55197000
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	103806000
CY2021	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	3069000
CY2021	cers	Issuance Of Common Stock From Exercise Of Stock Options Or Warrants And Vesting Of Restricted Stock Units And Employee Stock Purchase Plans Purchases Value IssuanceOfCommonStockFromExerciseOfStockOptionsOrWarrantsAndVestingOfRestrictedStockUnitsAndEmployeeStockPurchasePlansPurchasesValue	9370000
CY2021	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	23571000
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-823000
CY2021	us-gaap	Noncontrolling Interest Increase From Subsidiary Equity Issuance NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	1000000
CY2021	us-gaap	Profit Loss ProfitLoss	-54376000
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	85617000
CY2022	cers	Issuance Of Common Stock From Exercise Of Stock Options Or Warrants And Vesting Of Restricted Stock Units And Employee Stock Purchase Plans Purchases Value IssuanceOfCommonStockFromExerciseOfStockOptionsOrWarrantsAndVestingOfRestrictedStockUnitsAndEmployeeStockPurchasePlansPurchasesValue	3952000
CY2022	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	24456000
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-2638000
CY2022	us-gaap	Profit Loss ProfitLoss	-42825000
CY2022Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	68562000
CY2023	cers	Issuance Of Common Stock From Exercise Of Stock Options Or Warrants And Vesting Of Restricted Stock Units And Employee Stock Purchase Plans Purchases Value IssuanceOfCommonStockFromExerciseOfStockOptionsOrWarrantsAndVestingOfRestrictedStockUnitsAndEmployeeStockPurchasePlansPurchasesValue	745000
CY2023	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	20271000
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1513000
CY2023	us-gaap	Profit Loss ProfitLoss	-37647000
CY2023Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	53444000
CY2023	us-gaap	Profit Loss ProfitLoss	-37647000
CY2022	us-gaap	Profit Loss ProfitLoss	-42825000
CY2021	us-gaap	Profit Loss ProfitLoss	-54376000
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	2599000
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	2984000
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	3148000
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	20271000
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	24456000
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	23571000
CY2023	cers	Non Cash Operating Lease Cost NonCashOperatingLeaseCost	-2308000
CY2022	cers	Non Cash Operating Lease Cost NonCashOperatingLeaseCost	-1575000
CY2021	cers	Non Cash Operating Lease Cost NonCashOperatingLeaseCost	-1422000
CY2022	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	2183000
CY2021	us-gaap	Fair Value Adjustment Of Warrants FairValueAdjustmentOfWarrants	-148000
CY2023	us-gaap	Marketable Securities Realized Gain Loss Excluding Other Than Temporary Impairments MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments	-54000
CY2022	us-gaap	Marketable Securities Realized Gain Loss Excluding Other Than Temporary Impairments MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments	-108000
CY2021	us-gaap	Marketable Securities Realized Gain Loss Excluding Other Than Temporary Impairments MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments	21000
CY2023	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	170000
CY2022	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	564000
CY2021	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	267000
CY2021	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	387000
CY2023	us-gaap	Gain Loss On Sale Of Other Assets GainLossOnSaleOfOtherAssets	-65000
CY2023	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	1698000
CY2023	cers	Non Cash Interest Expense NonCashInterestExpense	374000
CY2022	cers	Non Cash Interest Expense NonCashInterestExpense	609000
CY2021	cers	Non Cash Interest Expense NonCashInterestExpense	591000
CY2023	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	685000
CY2022	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	-1911000
CY2021	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	-511000
CY2023	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	1102000
CY2022	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	9200000
CY2021	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	4215000
CY2023	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	14947000
CY2022	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	1768000
CY2021	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	19610000
CY2023	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	994000
CY2022	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-1168000
CY2021	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-2738000
CY2023	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-7335000
CY2022	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-4905000
CY2021	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	12204000
CY2023	cers	Increase Decrease In Accrued Liabilities And Other Noncurrent Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherNoncurrentLiabilities	-9070000
CY2022	cers	Increase Decrease In Accrued Liabilities And Other Noncurrent Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherNoncurrentLiabilities	-1263000
CY2021	cers	Increase Decrease In Accrued Liabilities And Other Noncurrent Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherNoncurrentLiabilities	47000
CY2023	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	1413000
CY2022	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-84000
CY2021	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	96000
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-43168000
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-25615000
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-33922000
CY2023	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	4597000
CY2022	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2000000
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	910000
CY2023	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	2486000
CY2022	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	29640000
CY2021	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	52066000
CY2023	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	15707000
CY2022	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	40104000
CY2021	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	65664000
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	8624000
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	8464000
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	12688000
CY2023	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	925000
CY2022	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	4084000
CY2021	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	9370000
CY2023	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	-175000
CY2022	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	-104000
CY2021	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	2743000
CY2023	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	5091000
CY2022	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	212000
CY2021	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	6181000
CY2023	cers	Proceeds From Loans Net Of Issuance Costs ProceedsFromLoansNetOfIssuanceCosts	4832000
CY2021	cers	Proceeds From Loans Net Of Issuance Costs ProceedsFromLoansNetOfIssuanceCosts	15000000
CY2023	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	0
CY2021	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	1000000
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	10673000
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	4192000
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	34294000
CY2023	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-128000
CY2022	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-727000
CY2021	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-919000
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-23999000
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-13686000
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	12141000
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	37358000
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	51044000
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	38903000
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	13359000
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	37358000
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	51044000
CY2023	us-gaap	Interest Paid Net InterestPaidNet	9210000
CY2022	us-gaap	Interest Paid Net InterestPaidNet	5100000
CY2021	us-gaap	Interest Paid Net InterestPaidNet	4181000
CY2023	us-gaap	Income Taxes Paid IncomeTaxesPaid	322000
CY2022	us-gaap	Income Taxes Paid IncomeTaxesPaid	270000
CY2021	us-gaap	Income Taxes Paid IncomeTaxesPaid	278000
CY2023	us-gaap	Use Of Estimates UseOfEstimates	<p style="font-size:10pt;margin-top:6pt;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">Use of Estimates</span></p><p style="font-size:10pt;margin-top:6pt;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">The preparation of financial statements requires management to make estimates, assumptions and judgments that affect the reported amounts of assets, liabilities, revenue and expenses, and related disclosures of contingent assets and liabilities. On an ongoing basis, management evaluates its estimates, including those related to revenue recognition, the collectability of </span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">accounts receivable, inventory classification and related reserves, fair values of investments, the allowance for credit losses, stock-based compensation, goodwill, useful lives of property and equipment, income taxes, and incremental borrowing rate, among others. The Company bases its estimates on historical experience, future projections, and on various other assumptions that are believed to be reasonable under the circumstances. Actual results may differ from those estimates under different assumptions or conditions.</span></p>
CY2023	us-gaap	Revenue Performance Obligation Description Of Payment Terms RevenuePerformanceObligationDescriptionOfPaymentTerms	The Company invoices its customers based upon the terms in the contracts, which generally require payment 30 to 60 days from the date of invoice.
CY2023	us-gaap	Revenue Practical Expedient Remaining Performance Obligation RevenuePracticalExpedientRemainingPerformanceObligation	true
CY2023	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0
CY2022	us-gaap	Impairment Of Investments ImpairmentOfInvestments	2200000
CY2023	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<p style="font-size:10pt;margin-top:6pt;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">Concentration of Credit Risk</span></p><p style="font-size:10pt;margin-top:6pt;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">Financial instruments that potentially subject the Company to concentrations of credit risk consist primarily of cash equivalents, available-for-sale securities and accounts receivable.</span></p><p style="font-size:10pt;margin-top:6pt;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">Pursuant to the Company’s investment policy, substantially all of the Company’s cash, cash equivalents and available-for-sale securities are maintained at major financial institutions of high credit standing. The Company monitors the financial credit worthiness of the issuers of its investments and limits the concentration in individual securities and types of investments that exist within its investment portfolio. Generally, all of the Company’s investments carry high credit quality ratings, which is in accordance with its investment policy. At December 31, 2023, the Company does not believe there is significant financial risk from non-performance by the issuers of the Company’s cash equivalents and short-term investments.</span></p><p style="font-size:10pt;margin-top:6pt;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">On a regular basis, including at the time of sale, the Company performs credit evaluations of its significant customers that it expects to sell to on credit terms. Generally, the Company does not require collateral from its customers to secure accounts receivable. To the extent that the Company determines credit losses may occur, the Company maintains an allowance for estimated credit losses on its consolidated balance sheets and records a charge on its consolidated statements of operations as a component of selling, general and administrative expenses.</span></p><p style="font-size:10pt;margin-top:6pt;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">The Company had </span><span style="font-size:10pt;font-family:Times New Roman;color:#000000;white-space:pre-wrap;min-width:fit-content;">three</span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;"> and </span><span style="font-size:10pt;font-family:Times New Roman;color:#000000;white-space:pre-wrap;min-width:fit-content;">two</span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;"> customers that accounted for more than 10% of the Company’s outstanding accounts receivables at both </span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">December 31, 2023 and December 31, 2022</span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">, respectively. These customers cumulatively represented approximately </span><span style="font-size:10pt;font-family:Times New Roman;color:#000000;white-space:pre-wrap;min-width:fit-content;">51</span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">% and </span><span style="font-size:10pt;font-family:Times New Roman;color:#000000;white-space:pre-wrap;min-width:fit-content;">49</span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">% of the Company’s outstanding trade receivables at </span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">December 31, 2023 and December 31, 2022</span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">, respectively. To date, the Company has not experienced collection difficulties from these customers.</span></p>
CY2023Q4	cers	Cumulative Outstanding Account Receivable Number Of Major Customers CumulativeOutstandingAccountReceivableNumberOfMajorCustomers	3
CY2022Q4	cers	Cumulative Outstanding Account Receivable Number Of Major Customers CumulativeOutstandingAccountReceivableNumberOfMajorCustomers	2
CY2023	cers	Inventory Life Finished Goods Shelf Life Period InventoryLifeFinishedGoodsShelfLifePeriod	P6M
CY2023Q4	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	700000
CY2022Q4	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	700000
CY2023	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	800000
CY2022	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	700000
CY2022	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	1
CY2022	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	1
CY2022	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	1
CY2022	us-gaap	Goodwill Period Increase Decrease GoodwillPeriodIncreaseDecrease	0
CY2021	us-gaap	Goodwill Period Increase Decrease GoodwillPeriodIncreaseDecrease	0
CY2020	us-gaap	Goodwill Period Increase Decrease GoodwillPeriodIncreaseDecrease	0
CY2023	us-gaap	Net Income Loss NetIncomeLoss	-37489000
CY2022	us-gaap	Net Income Loss NetIncomeLoss	-42779000
CY2021	us-gaap	Net Income Loss NetIncomeLoss	-54374000
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	180270000
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	176545000
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	171279000
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	180270000
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	176545000
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	171279000
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.21
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.21
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.24
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.24
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.32
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.32
CY2023	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	25484
CY2022	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	24290
CY2021	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	23296
CY2023	us-gaap	Guarantees Indemnifications And Warranties Policies GuaranteesIndemnificationsAndWarrantiesPolicies	<p style="font-size:10pt;margin-top:6pt;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><span style="color:#000000;white-space:pre-wrap;font-weight:bold;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">Guarantee and Indemnification Arrangements</span></p><p style="font-size:10pt;margin-top:6pt;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">The Company recognizes the fair value for guarantee and indemnification arrangements issued or modified by the Company. In addition, the Company monitors the conditions that are subject to the guarantees and indemnifications in order to identify if a loss has occurred. If the Company determines it is probable that a loss has occurred, then any such estimable loss would be recognized under those guarantees and indemnifications. Some of the agreements that the Company is a party to contain provisions that indemnify the counter party from damages and costs resulting from claims that the Company’s technology infringes the intellectual property rights of a third-party or claims that the sale or use of the Company’s products have caused personal injury or other damage or loss. The Company has not received any such requests for indemnification under these provisions and has not been required to make material payments pursuant to these provisions.</span></p><p style="font-size:10pt;margin-top:6pt;font-family:Times New Roman;margin-bottom:0;text-align:justify;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">The Company generally provides for a </span><span style="font-size:10pt;font-family:Times New Roman;"><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">one-year</span></span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;"> warranty on certain of its disposable kits and illuminators covering defects in materials and workmanship. The Company accrues costs associated with warranty obligations when claims become known and are estimable. The Company has not experienced significant or systemic warranty claims nor is it aware of any existing current warranty claims. Accordingly, the Company has </span><span style="font-size:10pt;font-family:Times New Roman;color:#000000;white-space:pre-wrap;min-width:fit-content;">no</span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">t accrued for any future warranty costs for its products at </span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">December 31, 2023 and December 31, 2022</span><span style="color:#000000;white-space:pre-wrap;font-size:10pt;font-family:Times New Roman;min-width:fit-content;">.</span></p>
CY2023	cers	Product Warranty Term ProductWarrantyTerm	P1Y
CY2022Q4	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	0
CY2023Q4	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	0
CY2023Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	60456000
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	26000
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	1215000
CY2023Q4	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	0
CY2023Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	59267000
CY2022Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	83828000
CY2022Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	50000
CY2022Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	2837000
CY2022Q4	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	0
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	81041000
CY2023Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	42598000
CY2023Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	41789000
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	28284000
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	27907000
CY2023Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	17858000
CY2023Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	17478000
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	55544000
CY2022Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	53134000
CY2023Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	60456000
CY2023Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	59267000
CY2022Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	83828000
CY2022Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	81041000
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	6563000
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	38000
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	43285000
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	1177000
CY2023Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	49848000
CY2023Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	1215000
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	28094000
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	876000
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	32828000
CY2022Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	1961000
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	60922000
CY2022Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	2837000
CY2022Q4	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	0
CY2021Q4	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	0
CY2023Q4	us-gaap	Debt Securities Available For Sale Allowance For Credit Loss DebtSecuritiesAvailableForSaleAllowanceForCreditLoss	0
CY2023	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	100000
CY2022	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	100000
CY2021	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	0
CY2023Q4	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	59267000
CY2022Q4	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	81041000
CY2023Q4	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	13680000
CY2022Q4	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	12051000
CY2023Q4	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	20668000
CY2022Q4	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	16078000
CY2023Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	25021000
CY2022Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	16368000
CY2023Q4	cers	Inventory Current And Noncurrent InventoryCurrentAndNoncurrent	59369000
CY2022Q4	cers	Inventory Current And Noncurrent InventoryCurrentAndNoncurrent	44497000
CY2023Q4	us-gaap	Inventory Noncurrent InventoryNoncurrent	19501000
CY2022Q4	us-gaap	Inventory Noncurrent InventoryNoncurrent	15494000
CY2023Q4	us-gaap	Inventory Net InventoryNet	39868000
CY2022Q4	us-gaap	Inventory Net InventoryNet	29003000
CY2023Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	25112000
CY2022Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	25185000
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	16472000
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	14216000
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	8640000
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	10969000
CY2023	us-gaap	Depreciation And Amortization DepreciationAndAmortization	2400000
CY2022	us-gaap	Depreciation And Amortization DepreciationAndAmortization	2500000
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	2500000
CY2023	cers	Impairments Of Leasehold Improvements And Furniture And Fixture ImpairmentsOfLeaseholdImprovementsAndFurnitureAndFixture	700000
CY2022	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0
CY2023Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	11822000
CY2022Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	17577000
CY2023Q4	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	3139000
CY2022Q4	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	2581000
CY2023Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	4264000
CY2022Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	5045000
CY2023Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	19225000
CY2022Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	25203000
CY2023	us-gaap	Restructuring Charges RestructuringCharges	3700000
CY2023	cers	Restructuing Charges Net Of Share Based Arrangement Expense RestructuingChargesNetOfShareBasedArrangementExpense	2045000
CY2023	us-gaap	Payments For Restructuring PaymentsForRestructuring	1723000
CY2023Q4	us-gaap	Restructuring Reserve Current RestructuringReserveCurrent	322000
CY2023Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	80000000
CY2023Q4	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	204000
CY2023Q4	us-gaap	Secured Debt SecuredDebt	79796000
CY2023Q4	cers	Debt Instrument Carrying Current DebtInstrumentCarryingCurrent	20000000
CY2023Q4	us-gaap	Secured Debt Current SecuredDebtCurrent	20000000
CY2023Q4	cers	Debt Instrument Carrying Non Current DebtInstrumentCarryingNonCurrent	60000000
CY2023Q4	cers	Debt Instrument Unamortized Noncurrent DebtInstrumentUnamortizedNoncurrent	204000
CY2023Q4	us-gaap	Secured Long Term Debt SecuredLongTermDebt	59796000
CY2022Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	69909000
CY2022Q4	us-gaap	Debt Instrument Unamortized Discount DebtInstrumentUnamortizedDiscount	106000
CY2022Q4	us-gaap	Secured Debt SecuredDebt	69803000
CY2022Q4	cers	Debt Instrument Carrying Current DebtInstrumentCarryingCurrent	56159000
CY2022Q4	us-gaap	Secured Debt Current SecuredDebtCurrent	56159000
CY2022Q4	cers	Debt Instrument Carrying Non Current DebtInstrumentCarryingNonCurrent	13750000
CY2022Q4	cers	Debt Instrument Unamortized Noncurrent DebtInstrumentUnamortizedNoncurrent	106000
CY2022Q4	us-gaap	Secured Long Term Debt SecuredLongTermDebt	13644000
CY2023	cers	Minimum Term Of Non Cancelable Operating Leases MinimumTermOfNonCancelableOperatingLeases	P1Y
CY2023	cers	Expiration Of Non Cancelable Operating Leases Maximum Year ExpirationOfNonCancelableOperatingLeasesMaximumYear	2030
CY2023Q3	us-gaap	Net Rentable Area NetRentableArea	15000
CY2023	cers	Loss On Restructuring Charges LossOnRestructuringCharges	1700000
CY2023	us-gaap	Operating Lease Payments OperatingLeasePayments	4188000
CY2022	us-gaap	Operating Lease Payments OperatingLeasePayments	3345000
CY2021	us-gaap	Operating Lease Payments OperatingLeasePayments	3390000
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	1476000
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	1401000
CY2021	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	1311000
CY2023Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y4M24D
CY2022Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P6Y6M
CY2023Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.085
CY2022Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.084
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	3638000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	3268000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	3128000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	3419000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	3811000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	4172000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	21436000
CY2023Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	5233000
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	16203000
CY2023	us-gaap	Operating Lease Cost OperatingLeaseCost	3500000
CY2022	us-gaap	Operating Lease Cost OperatingLeaseCost	3200000
CY2021	us-gaap	Operating Lease Cost OperatingLeaseCost	3200000
CY2023	us-gaap	Lessor Operating Lease Lease Not Yet Commenced Description LessorOperatingLeaseLeaseNotYetCommencedDescription	the Company had no leases that have not yet commenced.
CY2023Q4	cers	Short Term Purchase Commitment Amount ShortTermPurchaseCommitmentAmount	30700000
CY2023	us-gaap	Long Term Purchase Commitment Amount LongTermPurchaseCommitmentAmount	3000000
CY2023	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	0
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	1100000
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	7500000
CY2023	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	20271000
CY2022	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	24456000
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	23571000
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0
CY2023	us-gaap	Defined Contribution Plan Maximum Annual Contributions Per Employee Percent DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent	0.60
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-38281000
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-43096000
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	-54757000
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	959000
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	759000
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	700000
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-37322000
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-42337000
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-54057000
CY2023	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	285000
CY2022	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	520000
CY2021	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	274000
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	36000
CY2022	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	5000
CY2023	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	321000
CY2022	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	525000
CY2021	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	274000
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	2000
CY2022	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-18000
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	23000
CY2023	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	2000
CY2022	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-19000
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	22000
CY2023	cers	Deferred Income Tax Expense Benefit And Tax Benefit From Unrealized Gain On Available For Sale Securities Operating Activities DeferredIncomeTaxExpenseBenefitAndTaxBenefitFromUnrealizedGainOnAvailableForSaleSecuritiesOperatingActivities	4000
CY2022	cers	Deferred Income Tax Expense Benefit And Tax Benefit From Unrealized Gain On Available For Sale Securities Operating Activities DeferredIncomeTaxExpenseBenefitAndTaxBenefitFromUnrealizedGainOnAvailableForSaleSecuritiesOperatingActivities	-37000
CY2021	cers	Deferred Income Tax Expense Benefit And Tax Benefit From Unrealized Gain On Available For Sale Securities Operating Activities DeferredIncomeTaxExpenseBenefitAndTaxBenefitFromUnrealizedGainOnAvailableForSaleSecuritiesOperatingActivities	45000
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	325000
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	488000
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	319000
CY2023	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-7838000
CY2022	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-8891000
CY2021	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-11352000
CY2023	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	1065000
CY2022	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	1874000
CY2021	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	2159000
CY2023	cers	Income Tax Reconciliation State Tax Credits Research IncomeTaxReconciliationStateTaxCreditsResearch	642000
CY2022	cers	Income Tax Reconciliation State Tax Credits Research IncomeTaxReconciliationStateTaxCreditsResearch	822000
CY2021	cers	Income Tax Reconciliation State Tax Credits Research IncomeTaxReconciliationStateTaxCreditsResearch	767000
CY2023	cers	Income Tax Reconciliation Expiration Of Federal Net Operating Losses IncomeTaxReconciliationExpirationOfFederalNetOperatingLosses	7284000
CY2022	cers	Income Tax Reconciliation Expiration Of Federal Net Operating Losses IncomeTaxReconciliationExpirationOfFederalNetOperatingLosses	4858000
CY2021	cers	Income Tax Reconciliation Expiration Of Federal Net Operating Losses IncomeTaxReconciliationExpirationOfFederalNetOperatingLosses	4651000
CY2023	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	1361000
CY2022	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	6379000
CY2021	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	10482000
CY2023	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	3257000
CY2022	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	1794000
CY2021	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	460000
CY2023	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-1710000
CY2022	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-1127000
CY2021	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-1294000
CY2023	cers	Income Tax Reconciliation Difference In Reported And Expected Deferred Tax Items IncomeTaxReconciliationDifferenceInReportedAndExpectedDeferredTaxItems	-664000
CY2023	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	342000
CY2022	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	171000
CY2021	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	298000
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	325000
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	488000
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	319000
CY2023Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	133476000
CY2022Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	136632000
CY2023Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	28567000
CY2022Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	29242000
CY2023Q4	cers	Deferred Tax Assets Capitalized Research And Development Costs DeferredTaxAssetsCapitalizedResearchAndDevelopmentCosts	33571000
CY2022Q4	cers	Deferred Tax Assets Capitalized Research And Development Costs DeferredTaxAssetsCapitalizedResearchAndDevelopmentCosts	27916000
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	10306000
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	12014000
CY2023Q4	cers	Deferred Tax Assets Operating Leases DeferredTaxAssetsOperatingLeases	3462000
CY2022Q4	cers	Deferred Tax Assets Operating Leases DeferredTaxAssetsOperatingLeases	3786000
CY2023Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	9823000
CY2022Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	9056000
CY2023Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	219205000
CY2022Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	218646000
CY2023Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	216888000
CY2022Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	215903000
CY2023Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	2317000
CY2022Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	2743000
CY2023Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	2173000
CY2022Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	2610000
CY2023Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	209000
CY2022Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	194000
CY2023Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	2382000
CY2022Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	2804000
CY2023	us-gaap	Valuation Allowances And Reserves Period Increase Decrease ValuationAllowancesAndReservesPeriodIncreaseDecrease	1000000
CY2022	us-gaap	Valuation Allowances And Reserves Period Increase Decrease ValuationAllowancesAndReservesPeriodIncreaseDecrease	6400000
CY2021	us-gaap	Valuation Allowances And Reserves Period Increase Decrease ValuationAllowancesAndReservesPeriodIncreaseDecrease	10500000
CY2023Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Domestic DeferredTaxAssetsOperatingLossCarryforwardsDomestic	590870000
CY2023Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	104900000
CY2023Q4	cers	Deferred Tax Assets Operating Loss Carryforwards Other State DeferredTaxAssetsOperatingLossCarryforwardsOtherState	44257000
CY2023Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	610000
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	8652000
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	9366000
CY2023	cers	Unrecognized Tax Benefits Decreases Resulting From Expired Carryforwards UnrecognizedTaxBenefitsDecreasesResultingFromExpiredCarryforwards	1126000
CY2022	cers	Unrecognized Tax Benefits Decreases Resulting From Expired Carryforwards UnrecognizedTaxBenefitsDecreasesResultingFromExpiredCarryforwards	1481000
CY2023	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	100000
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	258000
CY2023	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	298000
CY2022	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	509000
CY2023Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	7924000
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	8652000
CY2023Q4	us-gaap	Decrease In Unrecognized Tax Benefits Is Reasonably Possible DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible	300000
CY2023	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	1
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	186797000
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	188315000
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	159518000
CY2023Q4	us-gaap	Noncurrent Assets NoncurrentAssets	8640000
CY2022Q4	us-gaap	Noncurrent Assets NoncurrentAssets	10969000

Files In Submission

Name	View Source	Status
FilingSummary.xml	Edgar Link	unprocessable
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0000950170-24-026195-index.html	Edgar Link	pending
0000950170-24-026195.txt	Edgar Link	pending
0000950170-24-026195-xbrl.zip	Edgar Link	pending
cers-20231231.htm	Edgar Link	pending
cers-20231231.xsd	Edgar Link	pending
cers-ex10_1.htm	Edgar Link	pending
cers-ex10_10.htm	Edgar Link	pending
cers-ex10_12.htm	Edgar Link	pending
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cers-ex31_1.htm	Edgar Link	pending
cers-ex31_2.htm	Edgar Link	pending
cers-ex32_1.htm	Edgar Link	pending
cers-ex4_2.htm	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
img117975587_0.jpg	Edgar Link	pending
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MetaLinks.json	Edgar Link	pending
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cers-20231231_htm.xml	Edgar Link	completed
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report.css	Edgar Link	pending
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$CERS
CERUS CORP Stock $cers

2024 Q1 Form 10-K Financial Statement

#000095017024026195 Filed on March 05, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CERS CERUS CORP Stock $cers

2024 Q1 Form 10-K Financial Statement

#000095017024026195 Filed on March 05, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CERS
CERUS CORP Stock $cers