v2.4.1.9

Statements of Convertible Preferred Stock and Stockholders' (Deficit) Equity (USD $) In Thousands, except Share data | Total | Convertible Preferred Stock [Member] | Common Stock [Member] | Additional Paid-In Capital [Member] | Accumulated Deficit [Member]
--- | --- | --- | --- | --- | ---
Beginning Balance at Dec. 31, 2011 | $ (142,223)us-gaap_StockholdersEquity | $ 119,837us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_ConvertiblePreferredStockMember | $ 1us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | $ 9,331us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | $ (151,555)us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember
Beginning Balance, Shares at Dec. 31, 2011 |  | 4,447,657us-gaap_SharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_ConvertiblePreferredStockMember | 1,007,575us-gaap_SharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Issuance of Series G convertible preferred stock in April 2012 for cash, net of issuance costs |  | 2,941cdna_StockIssuedDuringPeriodValueConversionOfPreferredStockToCommonStock / us-gaap_StatementEquityComponentsAxis = us-gaap_ConvertiblePreferredStockMember |  |  |
Issuance of Series G convertible preferred stock in April 2012 for cash, net of issuance costs, Shares |  | 137,722cdna_StockIssuedDuringPeriodSharesConversionOfPreferredStockToCommonStock / us-gaap_StatementEquityComponentsAxis = us-gaap_ConvertiblePreferredStockMember |  |  |
Conversion of notes payable and interest in April 2012 to Series G convertible preferred stock, net of issuance costs |  | 12,424us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecuritiesNetOfAdjustments / us-gaap_StatementEquityComponentsAxis = us-gaap_ConvertiblePreferredStockMember |  |  |
Conversion of notes payable and interest in April 2012 to Series G convertible preferred stock, net of issuance costs, Shares |  | 570,294us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities / us-gaap_StatementEquityComponentsAxis = us-gaap_ConvertiblePreferredStockMember |  |  |
Issuance of common stock for cash upon exercise of stock options | 10us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised |  |  | 10us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
Issuance of common stock for cash upon exercise of stock options, Shares | 2,924us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised |  | 2,924us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Employee and non-employee share-based compensation expense | 69us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue |  |  | 69us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
Net income (loss) | (5,059)us-gaap_NetIncomeLoss |  |  |  | (5,059)us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember
Ending Balance at Dec. 31, 2012 | (147,203)us-gaap_StockholdersEquity | 135,202us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_ConvertiblePreferredStockMember | 1us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 9,410us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | (156,614)us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember
Ending Balance, Shares at Dec. 31, 2012 |  | 5,155,673us-gaap_SharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_ConvertiblePreferredStockMember | 1,010,499us-gaap_SharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Issuance of common stock for cash upon exercise of stock options, Shares | 212us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised |  | 212us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Employee and non-employee share-based compensation expense | 72us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue |  |  | 72us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
Net income (loss) | (3,542)us-gaap_NetIncomeLoss |  |  |  | (3,542)us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember
Ending Balance at Dec. 31, 2013 | (150,673)us-gaap_StockholdersEquity | 135,202us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_ConvertiblePreferredStockMember | 1us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 9,482us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | (160,156)us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember
Ending Balance, Shares at Dec. 31, 2013 |  | 5,155,673us-gaap_SharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_ConvertiblePreferredStockMember | 1,010,711us-gaap_SharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Convertible preferred stock Series G issued for the acquisition of ImmuMetrix, Inc. |  | 14,242us-gaap_StockIssuedDuringPeriodValueAcquisitions / us-gaap_StatementEquityComponentsAxis = us-gaap_ConvertiblePreferredStockMember |  |  |
Convertible preferred stock Series G issued for the acquisition of ImmuMetrix, Inc., Shares |  | 888,135us-gaap_StockIssuedDuringPeriodSharesAcquisitions / us-gaap_StatementEquityComponentsAxis = us-gaap_ConvertiblePreferredStockMember |  |  |
Conversion of convertible preferred stock to common stock upon initial public offering | 149,444us-gaap_StockIssuedDuringPeriodValueConversionOfUnits | (149,444)us-gaap_StockIssuedDuringPeriodValueConversionOfUnits / us-gaap_StatementEquityComponentsAxis = us-gaap_ConvertiblePreferredStockMember | 6us-gaap_StockIssuedDuringPeriodValueConversionOfUnits / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 149,438us-gaap_StockIssuedDuringPeriodValueConversionOfUnits / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
Conversion of convertible preferred stock to common stock upon initial public offering, Shares |  | (6,043,808)us-gaap_StockIssuedDuringPeriodSharesConversionOfUnits / us-gaap_StatementEquityComponentsAxis = us-gaap_ConvertiblePreferredStockMember | 6,048,220us-gaap_StockIssuedDuringPeriodSharesConversionOfUnits / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Conversion of subordinated convertible note to common stock upon initial public offering | 5,108us-gaap_StockIssuedDuringPeriodValueNewIssues |  | 1us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 5,107us-gaap_StockIssuedDuringPeriodValueNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
Conversion of subordinated convertible note to common stock upon initial public offering, Shares |  |  | 510,777us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Conversion of convertible preferred stock warrants to common stock warrants upon initial public offering | 539us-gaap_AdjustmentsToAdditionalPaidInCapitalIncreaseInCarryingAmountOfRedeemablePreferredStock |  |  | 539us-gaap_AdjustmentsToAdditionalPaidInCapitalIncreaseInCarryingAmountOfRedeemablePreferredStock / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
Issuance of common stock upon initial public offering, net of offering costs | 35,511cdna_IssuanceOfCommonStockInitialPublicOffering |  | 4cdna_IssuanceOfCommonStockInitialPublicOffering / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 35,507cdna_IssuanceOfCommonStockInitialPublicOffering / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
Issuance of common stock upon initial public offering, net of offering costs, Shares |  |  | 4,220,000cdna_IssuanceOfCommonStockInInitialPublicOfferingShares / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Issuance of common stock for services | 34us-gaap_StockIssuedDuringPeriodValueIssuedForServices |  |  | 34us-gaap_StockIssuedDuringPeriodValueIssuedForServices / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
Issuance of common stock for services, Shares |  |  | 4,899us-gaap_StockIssuedDuringPeriodSharesIssuedForServices / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Issuance of common stock for cash upon exercise of stock options | 19us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised |  |  | 19us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
Issuance of common stock for cash upon exercise of stock options, Shares | 9,363us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised |  | 9,363us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Employee and non-employee share-based compensation expense | 535us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue |  |  | 535us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember |
Net income (loss) | 781us-gaap_NetIncomeLoss |  |  |  | 781us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember
Ending Balance at Dec. 31, 2014 | $ 41,298us-gaap_StockholdersEquity | $ 0us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_ConvertiblePreferredStockMember | $ 12us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | $ 200,661us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AdditionalPaidInCapitalMember | $ (159,375)us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember
Ending Balance, Shares at Dec. 31, 2014 |  |  | 11,803,970us-gaap_SharesOutstanding / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |

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- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 4.E) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 4 -Section E Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-31) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30, 31 -Article 5 + Details
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