$CMRX
CHIMERIX INC Stock $cmrx

$cmrx Overview Financials Valuation SEC Filings Company Website

2019 Q1 Form 10-K Financial Statement

#000111748019000010 Filed on March 05, 2019

Income Statement

Concept	2019 Q1	2018	2017 Q4
Revenue	$2.356M	$7.216M	$1.844M
YoY Change	198.23%	60.57%	-6.87%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin	$7.690M	$23.58M	$7.620M
YoY Change	14.09%	-13.15%	34.87%
% of Gross Profit
Research & Development	$13.52M	$55.24M	$12.91M
YoY Change	-5.88%	11.71%	10.25%
% of Gross Profit
Depreciation & Amortization	$149.0K	$860.0K	$260.0K
YoY Change	-39.92%	-21.17%	-7.14%
% of Gross Profit
Operating Expenses	$21.20M	$78.82M	$20.53M
YoY Change	0.49%	2.9%	18.33%
Operating Profit	-$18.85M	-$71.61M	-$18.69M
YoY Change	-7.2%	-0.69%	21.56%
Interest Expense	$1.160M	$2.480M	$610.0K
YoY Change	87.1%	8.77%	45.24%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	-$17.69M	-$69.47M	-$19.24M
YoY Change	-10.79%	-2.13%	28.61%
Income Tax	$0.00	$0.00
% Of Pretax Income
Net Earnings	-$17.69M	-$69.47M	-$19.24M
YoY Change	-10.76%	-2.13%	28.62%
Net Earnings / Revenue	-750.98%	-962.78%	-1043.28%
Basic Earnings Per Share
Diluted Earnings Per Share	-$347.6K	-$1.430M	-$406.3K
COMMON SHARES
Basic Shares Outstanding	50.90M shares		47.13M shares
Diluted Shares Outstanding

Balance Sheet

Concept	2019 Q1	2018	2017 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$171.6M	$186.5M	$151.5M
YoY Change	6.98%	23.1%	-34.7%
Cash & Equivalents	$19.71M	$81.10M	$18.55M
Short-Term Investments	$151.9M	$105.4M	$133.0M
Other Short-Term Assets	$2.500M	$2.300M	$1.111M
YoY Change	-19.35%	-14.81%	32.1%
Inventory
Prepaid Expenses
Receivables	$1.425M	$300.0K	$1.682M
Other Receivables	$0.00	$300.0K	$0.00
Total Short-Term Assets	$175.5M	$189.5M	$156.5M
YoY Change	7.09%	21.09%	-33.8%
LONG-TERM ASSETS
Property, Plant & Equipment	$1.158M	$1.200M	$1.894M
YoY Change	-31.4%	-36.84%	-33.38%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments		$0.00	$76.70M
YoY Change		-100.0%	61.81%
Other Assets	$53.00K	$0.00	$72.00K
YoY Change	-13.11%	-100.0%	30.91%
Total Long-Term Assets	$2.443M	$1.200M	$78.70M
YoY Change	-95.21%	-98.48%	56.44%
TOTAL ASSETS
Total Short-Term Assets	$175.5M	$189.5M	$156.5M
Total Long-Term Assets	$2.443M	$1.200M	$78.70M
Total Assets	$178.0M	$190.7M	$235.2M
YoY Change	-17.18%	-18.92%	-17.97%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$2.492M	$4.700M	$3.812M
YoY Change	31.71%	23.68%	-2.01%
Accrued Expenses	$10.39M	$8.300M	$9.384M
YoY Change	46.14%	-11.7%	50.99%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$12.88M	$13.00M	$13.20M
YoY Change	43.11%	-1.52%	30.59%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$0.00	$0.00
YoY Change
Other Long-Term Liabilities	$800.0K	$100.0K	$224.0K
YoY Change	300.0%	-50.0%	-49.21%
Total Long-Term Liabilities	$800.0K	$100.0K	$224.0K
YoY Change	300.0%	-50.0%	-49.21%
TOTAL LIABILITIES
Total Short-Term Liabilities	$12.88M	$13.00M	$13.20M
Total Long-Term Liabilities	$800.0K	$100.0K	$224.0K
Total Liabilities	$13.68M	$13.10M	$13.42M
YoY Change	48.59%	-2.24%	27.25%
SHAREHOLDERS EQUITY
Retained Earnings	-$574.0M		-$486.8M
YoY Change	13.29%		17.07%
Common Stock
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$164.3M	$177.6M	$221.8M
YoY Change
Total Liabilities & Shareholders Equity	$178.0M	$190.7M	$235.2M
YoY Change	-17.18%	-18.92%	-17.97%

Cashflow Statement

Concept	2019 Q1	2018	2017 Q4
OPERATING ACTIVITIES
Net Income	-$17.69M	-$69.47M	-$19.24M
YoY Change	-10.76%	-2.13%	28.62%
Depreciation, Depletion And Amortization	$149.0K	$860.0K	$260.0K
YoY Change	-39.92%	-21.17%	-7.14%
Cash From Operating Activities	-$15.73M	-$53.73M	-$12.13M
YoY Change	-15.01%	7.18%	25.05%
INVESTING ACTIVITIES
Capital Expenditures	$97.00K	$181.0K	-$120.0K
YoY Change	130.95%	19.87%	50.0%
Acquisitions
YoY Change
Other Investing Activities	-$45.73M	$105.3M	$12.67M
YoY Change	-308.05%	534.98%	6.74%
Cash From Investing Activities	-$45.83M	$105.1M	$12.55M
YoY Change	-308.89%	539.61%	6.45%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net		$10.87M
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	$160.0K	$11.19M	-50.00K
YoY Change	15.94%	1336.2%	-350.0%
NET CHANGE
Cash From Operating Activities	-$15.73M	-$53.73M	-12.13M
Cash From Investing Activities	-$45.83M	$105.1M	12.55M
Cash From Financing Activities	$160.0K	$11.19M	-50.00K
Net Change In Cash	-$61.40M	$62.56M	370.0K
YoY Change	-1822.81%	-290.06%	-82.46%
FREE CASH FLOW
Cash From Operating Activities	-$15.73M	-$53.73M	-$12.13M
Capital Expenditures	$97.00K	$181.0K	-$120.0K
Free Cash Flow	-$15.83M	-$53.91M	-$12.01M
YoY Change	-14.68%	7.22%	24.84%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2017Q4	cmrx	Accrued Development Liabilities AccruedDevelopmentLiabilities	3384000	USD
CY2018Q4	cmrx	Accrued Development Liabilities AccruedDevelopmentLiabilities	4525000	USD
CY2017Q4	cmrx	Accrued Indemnification Claim AccruedIndemnificationClaim	1000000	USD
CY2018Q4	cmrx	Accrued Indemnification Claim AccruedIndemnificationClaim	0	USD
CY2018Q4	cmrx	Available For Sale Securities Debt Securities And Equity Securities Fvni AvailableForSaleSecuritiesDebtSecuritiesAndEquitySecuritiesFVNI	105424000	USD
CY2017Q4	cmrx	Deferred Tax Assets Tax Deferred Expense Research And Development DeferredTaxAssetsTaxDeferredExpenseResearchAndDevelopment	763000	USD
CY2018Q4	cmrx	Deferred Tax Assets Tax Deferred Expense Research And Development DeferredTaxAssetsTaxDeferredExpenseResearchAndDevelopment	1002000	USD
CY2016	cmrx	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Change In Enacted Tax Rate Amount EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017ChangeInEnactedTaxRateAmount	0	USD
CY2017	cmrx	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Change In Enacted Tax Rate Amount EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017ChangeInEnactedTaxRateAmount	57950000	USD
CY2018	cmrx	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Change In Enacted Tax Rate Amount EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017ChangeInEnactedTaxRateAmount	0	USD
CY2016	cmrx	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Change In Enacted Tax Rate Percent EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017ChangeInEnactedTaxRatePercent	0.000
CY2017	cmrx	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Change In Enacted Tax Rate Percent EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017ChangeInEnactedTaxRatePercent	-0.816
CY2018	cmrx	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Change In Enacted Tax Rate Percent EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017ChangeInEnactedTaxRatePercent	0.000
CY2016	cmrx	Effective Income Tax Reconciliation Increase Due To Unrecognized Tax Benefits EffectiveIncomeTaxReconciliationIncreaseDueToUnrecognizedTaxBenefits	444000	USD
CY2017	cmrx	Effective Income Tax Reconciliation Increase Due To Unrecognized Tax Benefits EffectiveIncomeTaxReconciliationIncreaseDueToUnrecognizedTaxBenefits	403000	USD
CY2018	cmrx	Effective Income Tax Reconciliation Increase Due To Unrecognized Tax Benefits EffectiveIncomeTaxReconciliationIncreaseDueToUnrecognizedTaxBenefits	450000	USD
CY2016	cmrx	Effective Income Tax Reconciliation Increase Due To Unrecognized Tax Benefits Tax Rate EffectiveIncomeTaxReconciliationIncreaseDueToUnrecognizedTaxBenefitsTaxRate	-0.006
CY2017	cmrx	Effective Income Tax Reconciliation Increase Due To Unrecognized Tax Benefits Tax Rate EffectiveIncomeTaxReconciliationIncreaseDueToUnrecognizedTaxBenefitsTaxRate	-0.006
CY2018	cmrx	Effective Income Tax Reconciliation Increase Due To Unrecognized Tax Benefits Tax Rate EffectiveIncomeTaxReconciliationIncreaseDueToUnrecognizedTaxBenefitsTaxRate	-0.007
CY2002	cmrx	Loss Limitation Ownership Change Benchmark LossLimitationOwnershipChangeBenchmark	64000	USD
CY2007	cmrx	Loss Limitation Ownership Change Benchmark LossLimitationOwnershipChangeBenchmark	762000	USD
CY2016	cmrx	Noncash Or Part Noncash Addition To Stock Issuance Costs NoncashOrPartNoncashAdditionToStockIssuanceCosts	0	USD
CY2017	cmrx	Noncash Or Part Noncash Addition To Stock Issuance Costs NoncashOrPartNoncashAdditionToStockIssuanceCosts	276000	USD
CY2018	cmrx	Noncash Or Part Noncash Addition To Stock Issuance Costs NoncashOrPartNoncashAdditionToStockIssuanceCosts	22000	USD
CY2018Q4	cmrx	Operating Leases Areaof Sublease Property OperatingLeasesAreaofSubleaseProperty	3537	sqft
CY2018Q4	cmrx	Operating Leases Future Minimum Payments Due Current Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueCurrentFutureMinimumSubleaseRentals	78000	USD
CY2018Q4	cmrx	Operating Leases Future Minimum Payments Due In Three Years Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueInThreeYearsFutureMinimumSubleaseRentals	14000	USD
CY2018Q4	cmrx	Operating Leases Future Minimum Payments Due In Two Years Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueInTwoYearsFutureMinimumSubleaseRentals	81000	USD
CY2013	cmrx	Operating Loss Carryforward Annual Limitations OperatingLossCarryforwardAnnualLimitations	6700000	USD
CY2017Q4	cmrx	Prepaid Development Expenses PrepaidDevelopmentExpenses	1138000	USD
CY2018Q4	cmrx	Prepaid Development Expenses PrepaidDevelopmentExpenses	1071000	USD
CY2018	dei	Amendment Flag AmendmentFlag	false
CY2018	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2018	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2018	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2018
CY2018	dei	Document Period End Date DocumentPeriodEndDate	2018-12-31
CY2018	dei	Document Type DocumentType	10-K
CY2018	dei	Entity Central Index Key EntityCentralIndexKey	0001117480
CY2019Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	50903196	shares
CY2018	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	209317000	USD
CY2018	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2018	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
CY2018Q2	dei	Entity Public Float EntityPublicFloat	124953651	USD
CY2018	dei	Entity Registrant Name EntityRegistrantName	CHIMERIX INC
CY2018	dei	Entity Shell Company EntityShellCompany	false
CY2018	dei	Entity Small Business EntitySmallBusiness	true
CY2018	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2018	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2017Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	3812000	USD
CY2018Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	4691000	USD
CY2017Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	1682000	USD
CY2018Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	330000	USD
CY2016	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-1223000	USD
CY2017	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	5000	USD
CY2018	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	852000	USD
CY2017Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	9384000	USD
CY2018Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	8275000	USD
CY2017Q4	us-gaap	Accrued Salaries Current And Noncurrent AccruedSalariesCurrentAndNoncurrent	3678000	USD
CY2018Q4	us-gaap	Accrued Salaries Current And Noncurrent AccruedSalariesCurrentAndNoncurrent	2469000	USD
CY2017Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	3844000	USD
CY2018Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	4640000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-963000	USD
CY2018Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-92000	USD
CY2017Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	709514000	USD
CY2018Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	733907000	USD
CY2016	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	16223000	USD
CY2017	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	16110000	USD
CY2018	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	13074000	USD
CY2016	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	16223000	USD
CY2017	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	16110000	USD
CY2018	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	13074000	USD
CY2017Q4	us-gaap	Assets Assets	235230000	USD
CY2018Q4	us-gaap	Assets Assets	190714000	USD
CY2017Q4	us-gaap	Assets Current AssetsCurrent	156533000	USD
CY2018Q4	us-gaap	Assets Current AssetsCurrent	189458000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	0	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	89000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	105475000	USD
CY2017Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	209317000	USD
CY2017Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	0	USD
CY2017Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	963000	USD
CY2017Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	210280000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	92000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	963000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	871000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	170390000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	38927000	USD
CY2017Q4	us-gaap	Available For Sale Securities Current AvailableForSaleSecuritiesCurrent	132972000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	105386000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	105386000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Securities Current AvailableForSaleSecuritiesDebtSecuritiesCurrent	105424000	USD
CY2017Q4	us-gaap	Available For Sale Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Less Than One Year AvailableForSaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositionsLessThanOneYear	39	security
CY2017Q4	us-gaap	Availableforsale Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions1 AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions1	46	security
CY2017Q4	us-gaap	Availableforsale Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Greater Than Or Equal To One Year AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositionsGreaterThanOrEqualToOneYear	7	security
CY2015Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	20605000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	51463000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	18548000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	81106000	USD
CY2016	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	30858000	USD
CY2017	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-32915000	USD
CY2018	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	62558000	USD
CY2017Q4	us-gaap	Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights	227794	shares
CY2017Q4	us-gaap	Class Of Warrant Or Right Outstanding ClassOfWarrantOrRightOutstanding	227794	shares
CY2017Q4	us-gaap	Common Stock Capital Shares Reserved For Future Issuance CommonStockCapitalSharesReservedForFutureIssuance	9124834	shares
CY2018Q4	us-gaap	Common Stock Capital Shares Reserved For Future Issuance CommonStockCapitalSharesReservedForFutureIssuance	10793767	shares
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2018Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2017Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000	shares
CY2018Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000	shares
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	47505532	shares
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	47500000	shares
CY2018Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	50735279	shares
CY2018Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	50700000	shares
CY2017Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	47505532	shares
CY2018Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	50735279	shares
CY2017Q4	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	47000	USD
CY2018Q4	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	51000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-76066000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-71507000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-68603000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	0	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	0	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	0	security
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	105386000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	89000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	36	security
CY2018Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	105386000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	89000	USD
CY2018Q4	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.29
CY2018Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	36	security
CY2017Q4	us-gaap	Debt Securities Noncurrent DebtSecuritiesNoncurrent	76731000	USD
CY2018Q4	us-gaap	Debt Securities Noncurrent DebtSecuritiesNoncurrent	0	USD
CY2018	us-gaap	Debt Securities Realized Gain Loss DebtSecuritiesRealizedGainLoss	-400000	USD
CY2017Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	0	USD
CY2018Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	0	USD
CY2017Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	113225000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	128017000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	0	USD
CY2018Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	0	USD
CY2017Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	0	USD
CY2018Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	0	USD
CY2017Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Domestic DeferredTaxAssetsOperatingLossCarryforwardsDomestic	92020000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Domestic DeferredTaxAssetsOperatingLossCarryforwardsDomestic	104708000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Foreign DeferredTaxAssetsOperatingLossCarryforwardsForeign	61000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Foreign DeferredTaxAssetsOperatingLossCarryforwardsForeign	71000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	983000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	778000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	12437000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Research DeferredTaxAssetsTaxCreditCarryforwardsResearch	13789000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Bonuses DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses	777000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Bonuses DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses	500000	USD
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CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	7144000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Other DeferredTaxAssetsTaxDeferredExpenseOther	28000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Other DeferredTaxAssetsTaxDeferredExpenseOther	25000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	113225000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	128017000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	0	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	0	USD
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CY2017	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	300000	USD
CY2018	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	400000	USD
CY2016	us-gaap	Depreciation Depreciation	1063000	USD
CY2017	us-gaap	Depreciation Depreciation	1091000	USD
CY2018	us-gaap	Depreciation Depreciation	860000	USD
CY2016	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-1.65
CY2017Q1	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.38
CY2017Q2	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.36
CY2017Q3	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.37
CY2017Q4	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.41
CY2017	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-1.51
CY2018Q1	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.42
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CY2018Q3	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.33
CY2018	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-1.43
CY2016	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.000
CY2017	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.000
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.000
CY2016	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.34
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.34
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.332
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.300
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.212
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	-0.021
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	-0.003
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	-0.002
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.000
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.001
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.000
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense EffectiveIncomeTaxRateReconciliationNondeductibleExpense	-0.033
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense EffectiveIncomeTaxRateReconciliationNondeductibleExpense	-0.023
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense EffectiveIncomeTaxRateReconciliationNondeductibleExpense	-0.017
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.003
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.017
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.009
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	0	USD
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	-12930000	USD
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	0	USD
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent	0.000
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent	0.182
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent	0.000
CY2016	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.020
CY2017	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.015
CY2018	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.011
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	-0.035
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	-0.029
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	-0.026
CY2016	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	0	USD
CY2017	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	0	USD
CY2018	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	0	USD
CY2018Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	38000	USD
CY2018	us-gaap	Equity Securities Fv Ni Unrealized Loss EquitySecuritiesFvNiUnrealizedLoss	348000	USD
CY2016	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	25007000	USD
CY2017	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	27148000	USD
CY2018	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	23582000	USD
CY2018	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	0	USD
CY2018Q4	us-gaap	Income Tax Examination Penalties And Interest Accrued IncomeTaxExaminationPenaltiesAndInterestAccrued	0	USD
CY2016	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	0	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	0	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	0	USD
CY2016	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	25385000	USD
CY2017	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-21271000	USD
CY2018	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	14792000	USD
CY2016	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	1585000	USD
CY2017	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	193000	USD
CY2018	us-gaap	Income Tax Reconciliation Change In Enacted Tax Rate IncomeTaxReconciliationChangeInEnactedTaxRate	151000	USD
CY2016	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-2000	USD
CY2017	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	60000	USD
CY2018	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	2000	USD
CY2016	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-25973000	USD
CY2017	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-24134000	USD
CY2018	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	-14590000	USD
CY2016	us-gaap	Income Tax Reconciliation Nondeductible Expense IncomeTaxReconciliationNondeductibleExpense	2537000	USD
CY2017	us-gaap	Income Tax Reconciliation Nondeductible Expense IncomeTaxReconciliationNondeductibleExpense	1646000	USD
CY2018	us-gaap	Income Tax Reconciliation Nondeductible Expense IncomeTaxReconciliationNondeductibleExpense	1164000	USD
CY2016	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	259000	USD
CY2017	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	1212000	USD
CY2018	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	621000	USD
CY2016	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-1544000	USD
CY2017	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-1090000	USD
CY2018	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	-792000	USD
CY2016	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	2691000	USD
CY2017	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	2039000	USD
CY2018	us-gaap	Income Tax Reconciliation Tax Credits Research IncomeTaxReconciliationTaxCreditsResearch	1798000	USD
CY2016	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-10142000	USD
CY2017	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	3073000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	5000	USD
CY2016	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-861000	USD
CY2017	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	83000	USD
CY2018	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-1352000	USD
CY2016	us-gaap	Increase Decrease In Deferred Liabilities IncreaseDecreaseInDeferredLiabilities	132000	USD
CY2017	us-gaap	Increase Decrease In Deferred Liabilities IncreaseDecreaseInDeferredLiabilities	-319000	USD
CY2018	us-gaap	Increase Decrease In Deferred Liabilities IncreaseDecreaseInDeferredLiabilities	-59000	USD
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CY2017	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	168000	USD
CY2018	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-643000	USD
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CY2017	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	2278000	USD
CY2018	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	2479000	USD
CY2017Q4	us-gaap	Interest Receivable InterestReceivable	601000	USD
CY2018Q4	us-gaap	Interest Receivable InterestReceivable	259000	USD
CY2017Q4	us-gaap	Liabilities Liabilities	13420000	USD
CY2018Q4	us-gaap	Liabilities Liabilities	13110000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	235230000	USD
CY2018Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	190714000	USD
CY2017Q4	us-gaap	Liabilities Current LiabilitiesCurrent	13196000	USD
CY2018Q4	us-gaap	Liabilities Current LiabilitiesCurrent	12966000	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	608000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	779000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	11188000	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	94065000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	16431000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	105095000	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-63815000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-50125000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	-53725000	USD
CY2018	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	1	segment
CY2016	us-gaap	Operating Expenses OperatingExpenses	83654000	USD
CY2017	us-gaap	Operating Expenses OperatingExpenses	76596000	USD
CY2018	us-gaap	Operating Expenses OperatingExpenses	78821000	USD
CY2016	us-gaap	Operating Income Loss OperatingIncomeLoss	-77952000	USD
CY2017Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	-18260000	USD
CY2017Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	-17245000	USD
CY2017Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	-17910000	USD
CY2017Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	-18687000	USD
CY2017	us-gaap	Operating Income Loss OperatingIncomeLoss	-72102000	USD
CY2018Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	-20307000	USD
CY2018Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	-19169000	USD
CY2018Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	-16710000	USD
CY2018Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	-15419000	USD
CY2018	us-gaap	Operating Income Loss OperatingIncomeLoss	-71605000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	1818000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	786000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Future Minimum Sublease Rentals OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals	173000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	235000	USD
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	797000	USD
CY2016	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	700000	USD
CY2017	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	500000	USD
CY2018	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	600000	USD
CY2017Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	1322000	USD
CY2018Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	1281000	USD
CY2017Q4	us-gaap	Other Assets Current OtherAssetsCurrent	1111000	USD
CY2018Q4	us-gaap	Other Assets Current OtherAssetsCurrent	886000	USD
CY2017Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	72000	USD
CY2018Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	46000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	324000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-523000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	871000	USD
CY2016	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-200000	USD
CY2017Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	224000	USD
CY2018Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	144000	USD
CY2016	us-gaap	Other Than Temporary Impairment Losses Investments Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities	0	USD
CY2017	us-gaap	Other Than Temporary Impairment Losses Investments Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities	1160000	USD
CY2018	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	402000	USD
CY2016	us-gaap	Payments To Acquire Longterm Investments PaymentsToAcquireLongtermInvestments	79381000	USD
CY2016	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	0	USD
CY2017	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	54000	USD
CY2017	us-gaap	Payments To Acquire Longterm Investments PaymentsToAcquireLongtermInvestments	162613000	USD
CY2018	us-gaap	Payments To Acquire Longterm Investments PaymentsToAcquireLongtermInvestments	6031000	USD
CY2016	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	841000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	151000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	181000	USD
CY2016	us-gaap	Payments To Acquire Short Term Investments PaymentsToAcquireShortTermInvestments	23992000	USD
CY2017	us-gaap	Payments To Acquire Short Term Investments PaymentsToAcquireShortTermInvestments	0	USD
CY2018	us-gaap	Payments To Acquire Short Term Investments PaymentsToAcquireShortTermInvestments	125611000	USD
CY2017Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.001
CY2018Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.001
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CY2018Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
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CY2018Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
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CY2018Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2017Q4	us-gaap	Preferred Stock Value Outstanding PreferredStockValueOutstanding	0	USD
CY2018Q4	us-gaap	Preferred Stock Value Outstanding PreferredStockValueOutstanding	0	USD
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CY2018Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	2598000	USD
CY2017Q4	us-gaap	Prepaid Insurance PrepaidInsurance	481000	USD
CY2018Q4	us-gaap	Prepaid Insurance PrepaidInsurance	382000	USD
CY2016	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	USD
CY2017	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	USD
CY2018	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	10867000	USD
CY2016	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans	440000	USD
CY2017	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans	712000	USD
CY2018	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans	608000	USD
CY2016	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	600000	USD
CY2017	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	800000	USD
CY2018	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	700000	USD
CY2016	us-gaap	Proceeds From Maturities Prepayments And Calls Of Shortterm Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments	198279000	USD
CY2017	us-gaap	Proceeds From Maturities Prepayments And Calls Of Shortterm Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments	165695000	USD
CY2018	us-gaap	Proceeds From Maturities Prepayments And Calls Of Shortterm Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments	125740000	USD
CY2016	us-gaap	Proceeds From Sale Of Short Term Investments ProceedsFromSaleOfShortTermInvestments	0	USD
CY2017	us-gaap	Proceeds From Sale Of Short Term Investments ProceedsFromSaleOfShortTermInvestments	13500000	USD
CY2018	us-gaap	Proceeds From Sale Of Short Term Investments ProceedsFromSaleOfShortTermInvestments	111178000	USD
CY2016	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	168000	USD
CY2017	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	121000	USD
CY2018	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	115000	USD
CY2016	us-gaap	Profit Loss ProfitLoss	-76390000	USD
CY2017Q1	us-gaap	Profit Loss ProfitLoss	-17754000	USD
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	4342466	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	4996661	shares
CY2017Q2	us-gaap	Profit Loss ProfitLoss	-16680000	USD
CY2017Q3	us-gaap	Profit Loss ProfitLoss	-17312000	USD
CY2017Q4	us-gaap	Profit Loss ProfitLoss	-19238000	USD
CY2017	us-gaap	Profit Loss ProfitLoss	-70984000	USD
CY2018Q1	us-gaap	Profit Loss ProfitLoss	-19826000	USD
CY2018Q2	us-gaap	Profit Loss ProfitLoss	-18613000	USD
CY2018Q3	us-gaap	Profit Loss ProfitLoss	-16079000	USD
CY2018Q4	us-gaap	Profit Loss ProfitLoss	-14956000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	-69474000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	5738000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	5850000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1894000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1210000	USD
CY2016	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	0	USD
CY2017	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	0	USD
CY2018	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	-378000	USD
CY2016	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	58647000	USD
CY2017	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	49448000	USD
CY2018	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	55239000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-486788000	USD
CY2018Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-556262000	USD
CY2016	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	5702000	USD
CY2017	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	4494000	USD
CY2018	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	7216000	USD
CY2017Q1	us-gaap	Revenues Revenues	1078000	USD
CY2017Q2	us-gaap	Revenues Revenues	675000	USD
CY2017Q3	us-gaap	Revenues Revenues	897000	USD
CY2017Q4	us-gaap	Revenues Revenues	1844000	USD
CY2018Q1	us-gaap	Revenues Revenues	790000	USD
CY2018Q2	us-gaap	Revenues Revenues	1193000	USD
CY2018Q3	us-gaap	Revenues Revenues	369000	USD
CY2018Q4	us-gaap	Revenues Revenues	4864000	USD
CY2016	us-gaap	Share Based Compensation ShareBasedCompensation	16223000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	16110000	USD
CY2018	us-gaap	Share Based Compensation ShareBasedCompensation	13074000	USD
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	119000	USD
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	48000	USD
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	31000	USD
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	235736	shares
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	588756	shares
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	928816	shares
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	2050995	shares
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	5.62
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	3.71
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	3.43
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	39873	USD
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice	15.94
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	6429638	shares
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	17.81
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	15.51
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	12.41
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber	4119234	shares
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue	39873	USD
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	6366085	shares
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice	12.47
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	3.98
CY2018	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	3.93
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	19.10
CY2018	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	12.31
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	5.17
CY2018	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	4.73
CY2018Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	39873	USD
CY2018	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P6Y274D
CY2016	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P8Y1M2D
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P7Y215D
CY2018	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P7Y135D
CY2018	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1	P7Y131D
CY2016	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested In Period Fair Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1	13330000	USD
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested In Period Fair Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1	11786000	USD
CY2018	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested In Period Fair Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1	11021000	USD
CY2017	us-gaap	Stock Issued During Period Shares Restricted Stock Award Gross StockIssuedDuringPeriodSharesRestrictedStockAwardGross	744450	shares
CY2018	us-gaap	Stock Issued During Period Shares Restricted Stock Award Gross StockIssuedDuringPeriodSharesRestrictedStockAwardGross	233050	shares
CY2017	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	38885	shares
CY2018	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	29262	shares
CY2016	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	440000	USD
CY2017	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	712000	USD
CY2018	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	608000	USD
CY2017	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	150000	USD
CY2018	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	10600000	USD
CY2016	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	168000	USD
CY2017	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	121000	USD
CY2018	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	115000	USD
CY2015Q4	us-gaap	Stockholders Equity StockholdersEquity	335459000	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	276224000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	221810000	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	177604000	USD
CY2017Q4	us-gaap	Undistributed Earnings Of Foreign Subsidiaries UndistributedEarningsOfForeignSubsidiaries	0	USD
CY2018Q4	us-gaap	Undistributed Earnings Of Foreign Subsidiaries UndistributedEarningsOfForeignSubsidiaries	0	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2400000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	3276000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	3726000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	403000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	450000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	473000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2016	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	46267064	shares
CY2017Q1	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	46573394	shares
CY2017Q2	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	46863753	shares
CY2017Q3	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	47065756	shares
CY2017Q4	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	47341271	shares
CY2017	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	46963430	shares
CY2018Q1	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	47637907	shares
CY2018Q2	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	47811552	shares
CY2018Q3	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	48172354	shares
CY2018Q4	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	50722655	shares
CY2018	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	48593435	shares
CY2018	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;font-weight:bold;">Concentration of Credit Risk</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Financial instruments that potentially subject the Company to concentrations of credit risk consist of cash, cash equivalents, short-term investments, long-term investments and accounts receivable. The Company is exposed to credit risk, subject to federal deposit insurance, in the event of default by the financial institutions holding its cash and cash equivalents to the extent of amounts recorded on the balance sheets. Accounts receivable represent amounts due from an agency of the federal government.</font></div></div>
CY2018	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-style:italic;font-weight:bold;">Reclassifications </font></div><div style="line-height:120%;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br clear="none"/></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Certain prior period amounts in the accompanying consolidated financial statements have been reclassified to conform to the current year presentation. These reclassifications had no effect on previously reported net income or stockholders' equity (deficit).</font></div></div>

Files In Submission

Name	View Source	Status
0001117480-19-000010-index-headers.html	Edgar Link	pending
0001117480-19-000010-index.html	Edgar Link	pending
0001117480-19-000010.txt	Edgar Link	pending
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cmrx-20181231.xml	Edgar Link	completed
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$CMRX
CHIMERIX INC Stock $cmrx

2019 Q1 Form 10-K Financial Statement

#000111748019000010 Filed on March 05, 2019

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CMRX CHIMERIX INC Stock $cmrx

2019 Q1 Form 10-K Financial Statement

#000111748019000010 Filed on March 05, 2019

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CMRX
CHIMERIX INC Stock $cmrx