$EXAS
EXACT SCIENCES CORP Stock $exas

$exas Overview Financials Valuation SEC Filings Company Website

2013 Q1 Form 10-K Financial Statement

#000104746913002072 Filed on March 01, 2013

Income Statement

Concept	2013 Q1	2011 Q4	2011 Q3
Revenue	$1.036M	$1.042M	$1.039M
YoY Change	0.0%	-25.57%	-25.79%
Cost Of Revenue		$6.000K	$6.000K
YoY Change
Gross Profit	$1.036M	$1.036M	$1.033M
YoY Change	0.0%	-26.0%	-26.21%
Gross Profit Margin	100.0%	99.42%	99.42%
Selling, General & Admin	$4.407M	$3.300M	$2.766M
YoY Change	60.9%	22.22%	31.71%
% of Gross Profit	425.39%	318.53%	267.76%
Research & Development	$7.526M	$7.672M	$6.110M
YoY Change	-16.37%	206.88%	135.0%
% of Gross Profit	726.45%	740.54%	591.48%
Depreciation & Amortization	$314.0K	$100.0K	$200.0K
YoY Change	55.45%		100.0%
% of Gross Profit	30.31%	9.65%	19.36%
Operating Expenses	$11.93M	$10.97M	$8.876M
YoY Change	1.66%	111.0%	84.92%
Operating Profit	-$10.90M	-$9.936M	-$7.843M
YoY Change	1.82%	161.47%	130.68%
Interest Expense	$19.00K	$6.000K	$5.000K
YoY Change	280.0%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	-$10.90M	-$9.900M	-$7.800M
YoY Change	2.83%	175.0%	129.41%
Income Tax		$0.00	$0.00
% Of Pretax Income
Net Earnings	-$10.90M	-$9.900M	-$7.800M
YoY Change	2.83%	175.0%	129.41%
Net Earnings / Revenue	-1052.12%	-950.1%	-750.72%
Basic Earnings Per Share
Diluted Earnings Per Share	-$170.8K	-$184.7K	-$148.9K
COMMON SHARES
Basic Shares Outstanding	64.03M shares
Diluted Shares Outstanding

Balance Sheet

Concept	2013 Q1	2011 Q4	2011 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments	$95.50M	$93.40M	$75.40M
YoY Change	14.37%	-2.1%	116.67%
Cash & Equivalents	$8.053M	$35.78M	$4.995M
Short-Term Investments	$87.40M	$57.60M	$70.40M
Other Short-Term Assets	$1.100M	$1.000M	$900.0K
YoY Change	-42.11%	400.0%	200.0%
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets	$96.55M	$94.40M	$76.30M
YoY Change	12.98%	-1.32%	116.76%
LONG-TERM ASSETS
Property, Plant & Equipment	$3.442M	$2.558M	$2.200M
YoY Change	34.93%	199.53%	175.0%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets
YoY Change
Total Long-Term Assets	$3.442M	$2.558M	$2.200M
YoY Change	34.93%	199.53%	175.0%
TOTAL ASSETS
Total Short-Term Assets	$96.55M	$94.40M	$76.30M
Total Long-Term Assets	$3.442M	$2.558M	$2.200M
Total Assets	$99.99M	$96.95M	$78.50M
YoY Change	13.62%	0.45%	118.06%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$2.081M	$765.0K	$1.000M
YoY Change	131.22%	-25.58%	150.0%
Accrued Expenses	$3.345M	$3.069M	$2.300M
YoY Change	28.65%	54.45%	35.29%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$300.0K	$0.00
YoY Change
Total Short-Term Liabilities	$9.165M	$7.977M	$7.400M
YoY Change	19.15%	11.44%	-1.33%
LONG-TERM LIABILITIES
Long-Term Debt	$1.000M	$1.000M	$1.000M
YoY Change	0.0%	0.0%	0.0%
Other Long-Term Liabilities	$100.0K	$4.500M	$5.500M
YoY Change	-97.14%	-47.67%	-42.71%
Total Long-Term Liabilities	$1.000M	$1.000M	$6.500M
YoY Change	-77.78%	0.0%	-38.68%
TOTAL LIABILITIES
Total Short-Term Liabilities	$9.165M	$7.977M	$7.400M
Total Long-Term Liabilities	$1.000M	$1.000M	$6.500M
Total Liabilities	$10.17M	$8.977M	$13.90M
YoY Change	-15.99%	10.04%	-23.63%
SHAREHOLDERS EQUITY
Retained Earnings	-$285.1M	-$221.8M
YoY Change		14.85%
Common Stock	$374.2M	$305.3M
YoY Change		11.88%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$89.13M	$83.50M	$64.60M
YoY Change
Total Liabilities & Shareholders Equity	$99.99M	$96.95M	$78.50M
YoY Change	13.62%	0.45%	118.06%

Cashflow Statement

Concept	2013 Q1	2011 Q4	2011 Q3
OPERATING ACTIVITIES
Net Income	-$10.90M	-$9.900M	-$7.800M
YoY Change	2.83%	175.0%	129.41%
Depreciation, Depletion And Amortization	$314.0K	$100.0K	$200.0K
YoY Change	55.45%		100.0%
Cash From Operating Activities	-$12.10M	-$8.900M	-$7.200M
YoY Change	8.04%	117.07%	89.47%
INVESTING ACTIVITIES
Capital Expenditures	$376.0K	-$500.0K	-$900.0K
YoY Change	92.82%	400.0%	800.0%
Acquisitions
YoY Change
Other Investing Activities	$7.200M	$12.80M	-$25.50M
YoY Change	-152.55%	-574.07%	2733.33%
Cash From Investing Activities	$6.800M	$12.30M	-$26.40M
YoY Change	-148.92%	-539.29%	2540.0%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net		$27.20M
YoY Change		-57.96%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	0.000	27.30M	400.0K
YoY Change	-100.0%	-57.94%	-71.43%
NET CHANGE
Cash From Operating Activities	-12.10M	-8.900M	-7.200M
Cash From Investing Activities	6.800M	12.30M	-26.40M
Cash From Financing Activities	0.000	27.30M	400.0K
Net Change In Cash	-5.300M	30.70M	-33.20M
YoY Change	-77.45%	-47.07%	876.47%
FREE CASH FLOW
Cash From Operating Activities	-$12.10M	-$8.900M	-$7.200M
Capital Expenditures	$376.0K	-$500.0K	-$900.0K
Free Cash Flow	-$12.48M	-$8.400M	-$6.300M
YoY Change	9.49%	110.0%	70.27%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2012	dei	Entity Registrant Name EntityRegistrantName	EXACT SCIENCES CORP
CY2012	dei	Entity Central Index Key EntityCentralIndexKey	0001124140
CY2012	dei	Amendment Flag AmendmentFlag	false
CY2012	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2012	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
CY2012	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2012
CY2012	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2012	dei	Document Period End Date DocumentPeriodEndDate	2012-12-31
CY2013Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	64031106	shares
CY2012	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2012Q2	dei	Entity Public Float EntityPublicFloat	607437716	USD
CY2012	dei	Document Type DocumentType	10-K
CY2010	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	2000	USD
CY2012Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	112119000	USD
CY2012Q4	us-gaap	Stockholders Equity StockholdersEquity	98595000	USD
CY2011Q4	us-gaap	Common Stock Value CommonStockValue	566000	USD
CY2012Q4	us-gaap	Liabilities Current LiabilitiesCurrent	11455000	USD
CY2012Q4	us-gaap	Assets Assets	112119000	USD
CY2011Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	304767000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-14000	USD
CY2011Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-221824000	USD
CY2011Q4	us-gaap	Stockholders Equity StockholdersEquity	83495000	USD
CY2011Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	96953000	USD
CY2012Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	3405000	USD
CY2012Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	5186000	USD
CY2012Q4	us-gaap	Assets Current AssetsCurrent	108714000	USD
CY2012Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
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CY2011Q4	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	57580000	USD
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CY2011Q4	us-gaap	Assets Current AssetsCurrent	94395000	USD
CY2011Q4	exas	Laboratory Equipment Gross LaboratoryEquipmentGross	2314000	USD
CY2011Q4	exas	Office And Computer Equipment Gross OfficeAndComputerEquipmentGross	729000	USD
CY2011Q4	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	288000	USD
CY2011Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	23000	USD
CY2011Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	3354000	USD
CY2011Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	796000	USD
CY2011Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	2558000	USD
CY2011Q4	us-gaap	Assets Assets	96953000	USD
CY2011Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	765000	USD
CY2011Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	3069000	USD
CY2011Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	4143000	USD
CY2011Q4	us-gaap	Liabilities Current LiabilitiesCurrent	7977000	USD
CY2012Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	4143000	USD
CY2011Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1000000	USD
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CY2011Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
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CY2011	us-gaap	Adjustment Of Warrants Granted For Services AdjustmentOfWarrantsGrantedForServices	107000	USD
CY2010	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	-13441000	USD
CY2010	us-gaap	Adjustment Of Warrants Granted For Services AdjustmentOfWarrantsGrantedForServices	107000	USD
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CY2011	us-gaap	Royalty Revenue RoyaltyRevenue	20000	USD
CY2010	us-gaap	Royalty Revenue RoyaltyRevenue	26000	USD
CY2011	us-gaap	Licenses Revenue LicensesRevenue	4143000	USD
CY2010	us-gaap	Licenses Revenue LicensesRevenue	5318000	USD
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CY2011	us-gaap	Investment Income Interest InvestmentIncomeInterest	169000	USD
CY2010	us-gaap	Investment Income Interest InvestmentIncomeInterest	46000	USD
CY2011	us-gaap	Interest Expense InterestExpense	21000	USD
CY2010	us-gaap	Interest Expense InterestExpense	20000	USD
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CY2010	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-11556000	USD
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CY2010	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	873000	USD
CY2011	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	1542000	USD
CY2010	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	795000	USD
CY2011	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	21000	USD
CY2010	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	20000	USD
CY2011	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	-27464000	USD
CY2011	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2115000	USD
CY2010	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	626000	USD
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CY2011	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-43407000	USD
CY2010	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-14920000	USD
CY2010	us-gaap	Proceeds From Collaborators ProceedsFromCollaborators	1896000	USD
CY2012	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	57755000	USD
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CY2012	us-gaap	Deferred Compensation Arrangement With Individual Shares Issued DeferredCompensationArrangementWithIndividualSharesIssued	32872	shares
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CY2010	exas	Adjustments To Additional Paid In Capital Expense Related To Warrants AdjustmentsToAdditionalPaidInCapitalExpenseRelatedToWarrants	107000	USD
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CY2011	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	1500000	USD
CY2010	us-gaap	Adjustments To Additional Paid In Capital Stock Issued Issuance Costs AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts	5600000	USD
CY2012	us-gaap	Use Of Estimates UseOfEstimates	<div style='font-size:10.0pt;FONT-FAMILY: Times New Roman;'> <p style="FONT-FAMILY: times"><font size="2"><b>Use of Estimates</b></font></p> <p style="FONT-FAMILY: times"><font size="2">        The preparation of financial statements in conformity with accounting principles generally accepted in the United States requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates.</font></p></div>
CY2012	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div style='font-size:10.0pt;FONT-FAMILY: Times New Roman;'> <p style="FONT-FAMILY: times"><font size="2"><b>Concentration of Credit Risk</b></font></p> <p style="FONT-FAMILY: times"><font size="2">        In accordance with GAAP, the Company is required to disclose any significant off-balance-sheet risk and credit risk concentration. The Company has no significant off-balance-sheet risk, such as foreign exchange contracts or other hedging arrangements. Financial instruments that subject the Company to credit risk consist of cash, cash equivalents and marketable securities. As of December 31, 2012, the Company had cash and cash equivalents deposited in financial institutions in which the balances exceed the federal government agency insured limit of $250,000 by approximately $13.1 million. The Company has not experienced any losses in such accounts and management believes it is not exposed to any significant credit risk.</font></p></div>
CY2012	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div style='font-size:10.0pt;FONT-FAMILY: Times New Roman;'> <p style="FONT-FAMILY: times"><font size="2"><b>Reclassifications</b></font></p> <p style="FONT-FAMILY: times"><font size="2">        Certain prior year amounts have been reclassified to conform to the current year presentation in the financial statements and accompanying notes to the financial statements.</font></p></div>
CY2012	exas	Number Of Objectives Of Entitys Investment Strategy NumberOfObjectivesOfEntitysInvestmentStrategy	2	objective
CY2012	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	6231000	USD
CY2011	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	419000	USD
CY2010	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	13149000	USD
CY2012Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	94698000	USD
CY2012Q4	us-gaap	Availableforsale Securities Gross Unrealized Gain AvailableforsaleSecuritiesGrossUnrealizedGain	78000	USD
CY2012Q4	us-gaap	Available For Sale Securities Fair Value Disclosure AvailableForSaleSecuritiesFairValueDisclosure	94776000	USD
CY2011Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	57594000	USD
CY2011Q4	us-gaap	Available For Sale Securities Gross Unrealized Losses1 AvailableForSaleSecuritiesGrossUnrealizedLosses1	14000	USD
CY2011Q4	us-gaap	Available For Sale Securities Fair Value Disclosure AvailableForSaleSecuritiesFairValueDisclosure	57580000	USD
CY2012	us-gaap	Depreciation Depreciation	985000	USD
CY2012	us-gaap	Finite Lived Intangible Asset Useful Life FiniteLivedIntangibleAssetUsefulLife	P5Y
CY2012	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	7394000	shares
CY2011	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	7180000	shares
CY2010	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	7306000	shares
CY2012	us-gaap	Licenses Revenue LicensesRevenue	4144000	USD
CY2012	us-gaap	Advertising Expense AdvertisingExpense	57400	USD
CY2011	us-gaap	Advertising Expense AdvertisingExpense	110000	USD
CY2010	us-gaap	Advertising Expense AdvertisingExpense	68100	USD
CY2012Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	13345000	USD
CY2012Q4	us-gaap	Cash Fdic Insured Amount CashFDICInsuredAmount	250000	USD
CY2012Q4	us-gaap	Cash Uninsured Amount CashUninsuredAmount	13100000	USD
CY2011	us-gaap	Deferred Revenue Revenue Recognized DeferredRevenueRevenueRecognized	-4143000	USD
CY2010	us-gaap	Deferred Revenue Revenue Recognized DeferredRevenueRevenueRecognized	-5318000	USD
CY2012	us-gaap	Deferred Revenue Revenue Recognized DeferredRevenueRevenueRecognized	-4144000	USD
CY2012	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No
CY2012	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2012	exas	Laboratory Equipment Acquired LaboratoryEquipmentAcquired	1151000	USD
CY2012	exas	Capital Leased Assets Lease Term CapitalLeasedAssetsLeaseTerm	P3Y
CY2012Q4	us-gaap	Capital Leases Lessee Balance Sheet Assets By Major Class Accumulated Deprecation CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation	128000	USD
CY2012	exas	Capital Leases Rental Payments Per Month CapitalLeasesRentalPaymentsPerMonth	32000	USD
CY2012Q4	us-gaap	Capital Leases Future Minimum Payments Due In Two Years CapitalLeasesFutureMinimumPaymentsDueInTwoYears	381000	USD
CY2012Q4	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	381000	USD
CY2012Q4	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	368000	USD
CY2012Q4	us-gaap	Capital Leases Future Minimum Payments Due CapitalLeasesFutureMinimumPaymentsDue	1130000	USD
CY2012Q4	us-gaap	Capital Leases Future Minimum Payments Interest Included In Payments CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments	86000	USD
CY2012Q4	us-gaap	Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments	1044000	USD
CY2012Q4	us-gaap	Capital Lease Obligations Current CapitalLeaseObligationsCurrent	333000	USD
CY2012Q4	us-gaap	Capital Lease Obligations Noncurrent CapitalLeaseObligationsNoncurrent	711000	USD
CY2012	exas	Related Party Transaction Consulting Agreement Term RelatedPartyTransactionConsultingAgreementTerm	P1Y
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1	P1Y
CY2012	exas	Related Party Transaction Cash Payable Over Consulting Agreement Term RelatedPartyTransactionCashPayableOverConsultingAgreementTerm	60000	USD
CY2012Q4	exas	Accrued Licenses Current AccruedLicensesCurrent	373000	USD
CY2012Q4	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	351000	USD
CY2012Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	19000	USD
CY2012Q4	exas	Accrued Occupancy Costs Current AccruedOccupancyCostsCurrent	23000	USD
CY2012Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	3327000	USD
CY2011Q4	exas	Accrued Licenses Current AccruedLicensesCurrent	338000	USD
CY2011Q4	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	182000	USD
CY2011Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	37000	USD
CY2011Q4	exas	Accrued Occupancy Costs Current AccruedOccupancyCostsCurrent	31000	USD
CY2012Q2	us-gaap	Revenues Revenues	1036000	USD
CY2012	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	14200000	USD
CY2011	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	10600000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	71471000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	7511000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	3399000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	2257000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	84638000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	84638000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	88532000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	10184000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	1758000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	3445000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	103919000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	103919000	USD
CY2012	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	19300000	USD
CY2012	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.340	pure
CY2012	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.017	pure
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.051	pure
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	-0.006	pure
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.001	pure
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.401	pure
CY2012	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.000	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.340	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.056	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.017	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	-0.024	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.001	pure
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.390	pure
CY2011	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.000	pure
CY2010	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.340	pure
CY2010	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.056	pure
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.026	pure
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	-0.019	pure
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.001	pure
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.401	pure
CY2010	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.001	pure
CY2012Q1	us-gaap	Revenues Revenues	1036000	USD
CY2012Q1	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	8999000	USD
CY2012Q1	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	2145000	USD
CY2012Q1	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	594000	USD
CY2012Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	-10702000	USD
CY2012Q1	us-gaap	Investment Income Interest InvestmentIncomeInterest	62000	USD
CY2012Q1	us-gaap	Interest Expense InterestExpense	5000	USD
CY2012Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-10645000	USD
CY2012Q1	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.19
CY2012Q1	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	56718000	shares
CY2012Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	-14890000	USD
CY2012Q2	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	12202000	USD
CY2012Q2	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	2393000	USD
CY2011Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-6625000	USD
CY2011Q2	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	651000	USD
CY2011Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	-6642000	USD
CY2011Q2	us-gaap	Investment Income Interest InvestmentIncomeInterest	22000	USD
CY2011Q2	us-gaap	Interest Expense InterestExpense	5000	USD
CY2012Q2	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	1331000	USD
CY2012Q2	us-gaap	Interest Expense InterestExpense	5000	USD
CY2012Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-14836000	USD
CY2012Q2	us-gaap	Investment Income Interest InvestmentIncomeInterest	59000	USD
CY2012Q2	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.26
CY2012Q2	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	57037000	shares
CY2012Q3	us-gaap	Revenues Revenues	1036000	USD
CY2012Q3	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	10491000	USD
CY2012Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	2547000	USD
CY2012Q3	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	1006000	USD
CY2012Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	-13008000	USD
CY2012Q3	us-gaap	Investment Income Interest InvestmentIncomeInterest	67000	USD
CY2012Q3	us-gaap	Interest Expense InterestExpense	11000	USD
CY2012Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-12952000	USD
CY2012Q3	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.21
CY2012Q3	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	60531000	shares
CY2012Q4	us-gaap	Revenues Revenues	1036000	USD
CY2012Q4	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	10439000	USD
CY2012Q4	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	2815000	USD
CY2012Q4	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	1824000	USD
CY2012Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	-14042000	USD
CY2012Q4	us-gaap	Investment Income Interest InvestmentIncomeInterest	74000	USD
CY2012Q4	us-gaap	Interest Expense InterestExpense	20000	USD
CY2012Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-13988000	USD
CY2012Q4	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	0.22
CY2012Q4	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	63582000	shares
CY2011Q1	us-gaap	Revenues Revenues	1040000	USD
CY2011Q1	us-gaap	Cost Of Revenue CostOfRevenue	6000	USD
CY2011Q1	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	2989000	USD
CY2011Q1	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	2150000	USD
CY2011Q1	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	297000	USD
CY2011Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	-4402000	USD
CY2011Q1	us-gaap	Investment Income Interest InvestmentIncomeInterest	34000	USD
CY2011Q1	us-gaap	Interest Expense InterestExpense	5000	USD
CY2011Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-4373000	USD
CY2011Q1	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.08
CY2011Q1	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	51930000	shares
CY2011Q2	us-gaap	Revenues Revenues	1042000	USD
CY2011Q2	us-gaap	Cost Of Revenue CostOfRevenue	6000	USD
CY2011Q2	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	5197000	USD
CY2011Q2	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	1830000	USD
CY2011Q2	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.13
CY2011Q2	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	52010000	shares
CY2011Q3	us-gaap	Revenues Revenues	1039000	USD
CY2011Q3	us-gaap	Cost Of Revenue CostOfRevenue	6000	USD
CY2011Q3	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	6110000	USD
CY2011Q3	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	1951000	USD
CY2011Q3	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	815000	USD
CY2011Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	-7843000	USD
CY2010Q4	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	11500000	shares
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	449000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	976000	USD
CY2012	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	400000	USD
CY2011	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	300000	USD
CY2010	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	200000	USD
CY2012Q4	us-gaap	Contractual Obligation Due In Next Twelve Months ContractualObligationDueInNextTwelveMonths	496000	USD
CY2012Q4	us-gaap	Contractual Obligation Due In Second Year ContractualObligationDueInSecondYear	296000	USD
CY2012Q4	us-gaap	Contractual Obligation Due In Third Year ContractualObligationDueInThirdYear	296000	USD
CY2012Q4	us-gaap	Contractual Obligation Due In Fourth Year ContractualObligationDueInFourthYear	256000	USD
CY2012Q4	us-gaap	Contractual Obligation Due In Fifth Year ContractualObligationDueInFifthYear	256000	USD
CY2011Q3	us-gaap	Investment Income Interest InvestmentIncomeInterest	75000	USD
CY2011Q3	us-gaap	Interest Expense InterestExpense	5000	USD
CY2011Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-7773000	USD
CY2011Q3	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.15
CY2011Q3	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	52443000	shares
CY2011Q4	us-gaap	Revenues Revenues	1042000	USD
CY2011Q4	us-gaap	Cost Of Revenue CostOfRevenue	6000	USD
CY2011Q4	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	7672000	USD
CY2011Q4	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	2206000	USD
CY2011Q4	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	1094000	USD
CY2011Q4	us-gaap	Operating Income Loss OperatingIncomeLoss	-9936000	USD
CY2011Q4	us-gaap	Investment Income Interest InvestmentIncomeInterest	38000	USD
CY2011Q4	us-gaap	Interest Expense InterestExpense	6000	USD
CY2011Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-9904000	USD
CY2011Q4	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.18
CY2011Q4	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	53647000	shares
CY2009Q4	exas	Lessee Leasing Arrangements Operating Leases Term Of Contract LesseeLeasingArrangementsOperatingLeasesTermOfContract	P5Y
CY2009Q4	exas	Operating Lease Area Under Lease OperatingLeaseAreaUnderLease	17500
CY2010Q4	exas	Operating Lease Additional Area Under Amended Lease OperatingLeaseAdditionalAreaUnderAmendedLease	7072
CY2010Q4	exas	Operating Lease Area Under Lease OperatingLeaseAreaUnderLease	24572
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	527000	USD
CY2012Q4	us-gaap	Contractual Obligation Due After Fifth Year ContractualObligationDueAfterFifthYear	2288000	USD
CY2012Q4	us-gaap	Contractual Obligation ContractualObligation	3888000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	92000	USD
CY2010Q4	us-gaap	Share Price SharePrice	6.00
CY2010Q4	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	64700000	USD
CY2012Q3	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	6300000	shares
CY2011Q4	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	3600000	shares
CY2011Q4	us-gaap	Share Price SharePrice	8.00
CY2012Q3	us-gaap	Share Price SharePrice	9.75
CY2011Q4	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	27200000	USD
CY2012Q3	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	57800000	USD
CY2011Q4	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	1500000	USD
CY2012Q3	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	3900000	USD
CY2012	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	400000	USD
CY2011	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	300000	USD
CY2010	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	200000	USD
CY2012Q4	us-gaap	Class Of Warrant Or Right Outstanding ClassOfWarrantOrRightOutstanding	250000	shares
CY2010	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	9023000	USD
CY2012	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	5500000	USD
CY2012	exas	Share Based Compensation Arrangement By Share Based Payment Award Number Of Options Outstanding That Had Exercise Price Lower Than Market Value Of Common Stock ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfOptionsOutstandingThatHadExercisePriceLowerThanMarketValueOfCommonStock	6100211	shares
CY2012	exas	Share Based Compensation Arrangement By Share Based Payment Award Number Of Options Exercisable That Had Exercise Price Lower Than Market Value Of Common Stock ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfOptionsExercisableThatHadExercisePriceLowerThanMarketValueOfCommonStock	4655475	shares
CY2012Q4	us-gaap	Share Price SharePrice	10.59
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	4500000	USD
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	1900000	USD
CY2010	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	400000	USD
CY2012Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Stock Options EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions	9800000	USD
CY2012	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y4M24D
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	1674450	shares
CY2012	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	2400000	USD
CY2011	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	700000	USD
CY2010	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	500000	USD
CY2012Q4	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Number Of Outstanding Options ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions	6181996	shares
CY2012	us-gaap	Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Outstanding Options Weighted Average Remaining Contractual Term2 SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2	P6Y7M6D
CY2012Q4	us-gaap	Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Outstanding Options Weighted Average Exercise Price Beginning Balance1 SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1	2.62
CY2012Q4	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Number Of Exercisable Options ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions	4730475	shares
CY2012Q4	us-gaap	Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Exercisable Options Weighted Average Exercise Price1 SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1	1.72
CY2009Q4	us-gaap	Stockholders Equity StockholdersEquity	6094000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	2000	USD
CY2010Q4	us-gaap	Stockholders Equity StockholdersEquity	79754000	USD
CY2011	exas	Adjustments To Additional Paid In Capital Expense Related To Warrants AdjustmentsToAdditionalPaidInCapitalExpenseRelatedToWarrants	107000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-15000	USD
CY2012	exas	Adjustments To Additional Paid In Capital Expense Related To Warrants AdjustmentsToAdditionalPaidInCapitalExpenseRelatedToWarrants	152000	USD
CY2010	us-gaap	Increase Decrease In Royalties Payable IncreaseDecreaseInRoyaltiesPayable	-988000	USD
CY2012	us-gaap	Share Based Compensation ShareBasedCompensation	5493000	USD
CY2012	us-gaap	Adjustment Of Warrants Granted For Services AdjustmentOfWarrantsGrantedForServices	152000	USD
CY2012	us-gaap	Restricted Stock Expense RestrictedStockExpense	1000000	USD
CY2012	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	60036000	USD
CY2011	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	21968000	USD
CY2012	exas	Payments For Capital Lease Obligations PaymentsForCapitalLeaseObligations	107000	USD
CY2012	us-gaap	Investment Income Interest InvestmentIncomeInterest	262000	USD
CY2012	us-gaap	Investment Income Amortization Of Premium InvestmentIncomeAmortizationOfPremium	532000	USD
CY2012Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	1985000	USD
CY2011Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	2041000	USD
CY2012	us-gaap	Defined Contribution Plan Maximum Annual Contribution Per Employee Percent DefinedContributionPlanMaximumAnnualContributionPerEmployeePercent	1.00	pure
CY2011	us-gaap	Defined Contribution Plan Maximum Annual Contribution Per Employee Percent DefinedContributionPlanMaximumAnnualContributionPerEmployeePercent	1.00	pure
CY2010	us-gaap	Defined Contribution Plan Maximum Annual Contribution Per Employee Percent DefinedContributionPlanMaximumAnnualContributionPerEmployeePercent	1.00	pure
CY2012	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent DefinedContributionPlanEmployerMatchingContributionPercent	0.06	pure
CY2011	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent DefinedContributionPlanEmployerMatchingContributionPercent	0.06	pure
CY2010	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent DefinedContributionPlanEmployerMatchingContributionPercent	0.06	pure
CY2011	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	4000000	USD
CY2010	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	2100000	USD
CY2011	us-gaap	Share Based Compensation ShareBasedCompensation	3964000	USD
CY2010	us-gaap	Share Based Compensation ShareBasedCompensation	2121000	USD
CY2012	exas	Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights Under Licensing Agreement ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRightsUnderLicensingAgreement	250000	shares
CY2011	exas	Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights Under Licensing Agreement ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRightsUnderLicensingAgreement	250000	shares
CY2012	exas	Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights Under Consulting Agreement ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRightsUnderConsultingAgreement	75000	shares
CY2011	exas	Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights Under Consulting Agreement ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRightsUnderConsultingAgreement	75000	shares
CY2010	exas	Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights Under Licensing Agreement ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRightsUnderLicensingAgreement	750000	shares
CY2010	exas	Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights Under Consulting Agreement ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRightsUnderConsultingAgreement	75000	shares
CY2011Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	0	USD
CY2012Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	0	USD
CY2012Q4	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	94776000	USD
CY2012Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	593000	USD
CY2012Q4	exas	Laboratory Equipment Gross LaboratoryEquipmentGross	4051000	USD
CY2012Q4	exas	Office And Computer Equipment Gross OfficeAndComputerEquipmentGross	824000	USD
CY2012Q4	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	283000	USD
CY2012Q4	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	28000	USD
CY2012	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	42131000	USD
CY2012Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	1781000	USD
CY2012	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	9900000	USD
CY2012Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	3652000	USD
CY2012	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	4755000	USD
CY2012Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1000000	USD
CY2012Q4	exas	Interest Payable Noncurrent InterestPayableNoncurrent	63000	USD
CY2012Q4	us-gaap	Deferred Revenue Noncurrent DeferredRevenueNoncurrent	295000	USD
CY2012Q4	us-gaap	Common Stock Value CommonStockValue	639000	USD
CY2012Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	372123000	USD
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	78000	USD
CY2012Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-274245000	USD
CY2012	us-gaap	Interest Expense InterestExpense	41000	USD
CY2012	us-gaap	Earnings Per Share Basic And Diluted EarningsPerShareBasicAndDiluted	-0.88
CY2012	us-gaap	Weighted Average Number Of Share Outstanding Basic And Diluted WeightedAverageNumberOfShareOutstandingBasicAndDiluted	59481000	shares
CY2011	us-gaap	Investment Income Amortization Of Premium InvestmentIncomeAmortizationOfPremium	360000	USD
CY2010	us-gaap	Investment Income Amortization Of Premium InvestmentIncomeAmortizationOfPremium	37000	USD
CY2012	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-441000	USD
CY2012	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	96047000	USD
CY2012	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	899000	USD
CY2011	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	27900000	USD
CY2012	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	2887000	USD
CY2012	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	58411000	USD
CY2012	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	681000	USD
CY2010	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	85189000	USD
CY2012	us-gaap	Stock Issued During Period Shares Issued For Noncash Consideration StockIssuedDuringPeriodSharesIssuedForNoncashConsideration	63611	shares
CY2011	us-gaap	Stock Issued During Period Shares Issued For Noncash Consideration StockIssuedDuringPeriodSharesIssuedForNoncashConsideration	51857	shares
CY2010	us-gaap	Stock Issued During Period Shares Issued For Noncash Consideration StockIssuedDuringPeriodSharesIssuedForNoncashConsideration	58709	shares
CY2012	us-gaap	Available For Sale Securities Change In Net Unrealized Holding Gain Loss AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLoss	92000	USD
CY2012	us-gaap	Stock Issued During Period Value Issued For Noncash Considerations StockIssuedDuringPeriodValueIssuedForNoncashConsiderations	367000	USD
CY2011	us-gaap	Stock Issued During Period Value Issued For Noncash Considerations StockIssuedDuringPeriodValueIssuedForNoncashConsiderations	291000	USD
CY2010	us-gaap	Stock Issued During Period Value Issued For Noncash Considerations StockIssuedDuringPeriodValueIssuedForNoncashConsiderations	128000	USD
CY2012	us-gaap	Payments To Acquire Equipment On Lease PaymentsToAcquireEquipmentOnLease	1151000	USD
CY2012Q1	exas	Operating Lease Additional Area Under Amended Lease OperatingLeaseAdditionalAreaUnderAmendedLease	10428
CY2012Q1	exas	Operating Lease Area Under Lease OperatingLeaseAreaUnderLease	35000
CY2012Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	4800	USD
CY2011Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	285000	USD
CY2012Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	58922000	USD
CY2012Q4	exas	Available For Sale Securities Debt Maturities After One Through Two Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughTwoYearsFairValue	35854000	USD
CY2012Q4	us-gaap	Class Of Warrant Or Right Exercise Price Of Warrants Or Rights ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights	0.01
CY2010	exas	Purchase Of Employee Stock Purchase Plan Values PurchaseOfEmployeeStockPurchasePlanValues	128000	USD
CY2011	exas	Purchase Of Employee Stock Purchase Plan Values PurchaseOfEmployeeStockPurchasePlanValues	291000	USD
CY2012	exas	Purchase Of Employee Stock Purchase Plan Values PurchaseOfEmployeeStockPurchasePlanValues	367000	USD
CY2012	exas	Stock Issued During Period Value Issues StockIssuedDuringPeriodValueIssues	1000000	USD
CY2012Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	58882000	USD
CY2012Q4	exas	Available For Sale Securities Debt Maturities After One Through Two Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughTwoYearsAmortizedCost	35816000	USD
CY2012Q4	us-gaap	Available For Sale Securities Debt Maturities Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost	94698000	USD
CY2012	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	77808000	USD
CY2011	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-13784000	USD
CY2010	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	721000	USD
CY2012Q4	exas	Accrued Clinical Trial Related Expenses Current AccruedClinicalTrialRelatedExpensesCurrent	400000	USD
CY2011Q4	exas	Accrued Clinical Trial Related Expenses Current AccruedClinicalTrialRelatedExpensesCurrent	400000	USD
CY2010Q2	us-gaap	Payments Of Stock Issuance Costs PaymentsOfStockIssuanceCosts	1300000	USD

Files In Submission

Name	View Source	Status
R42.htm	Edgar Link	pending
0001047469-13-002072-index-headers.html	Edgar Link	pending
0001047469-13-002072-index.html	Edgar Link	pending
0001047469-13-002072.txt	Edgar Link	pending
0001047469-13-002072-xbrl.zip	Edgar Link	pending
a2213110z10-k.htm	Edgar Link	pending
a2213110zex-10_37.htm	Edgar Link	pending
a2213110zex-23_1.htm	Edgar Link	pending
a2213110zex-31_1.htm	Edgar Link	pending
a2213110zex-31_2.htm	Edgar Link	pending
a2213110zex-32.htm	Edgar Link	pending
exas-20121231.xml	Edgar Link	completed
exas-20121231.xsd	Edgar Link	pending
exas-20121231_cal.xml	Edgar Link	unprocessable
exas-20121231_def.xml	Edgar Link	unprocessable
exas-20121231_lab.xml	Edgar Link	unprocessable
exas-20121231_pre.xml	Edgar Link	unprocessable
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xls	Edgar Link	pending
R1.htm	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$EXAS
EXACT SCIENCES CORP Stock $exas

2013 Q1 Form 10-K Financial Statement

#000104746913002072 Filed on March 01, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$EXAS EXACT SCIENCES CORP Stock $exas

2013 Q1 Form 10-K Financial Statement

#000104746913002072 Filed on March 01, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$EXAS
EXACT SCIENCES CORP Stock $exas