Business acquisition deferred payment consideration.

No definition available.

Name:	cdna_BusinessAcquisitionDeferredPaymentConsideration
Namespace Prefix:	cdna_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Business acquisition deferred purchase price carrying value.

+ References

No definition available.

+ Details

Name:	cdna_BusinessAcquisitionDeferredPurchasePriceCarryingValue
Namespace Prefix:	cdna_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Date of loan agreement payable.

+ References

No definition available.

+ Details

Name:	cdna_DateOfLoanAgreementPayable
Namespace Prefix:	cdna_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt instrument extended maturity date.

+ References

No definition available.

+ Details

Name:	cdna_DebtInstrumentExtendedMaturityDate
Namespace Prefix:	cdna_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Issuance And Discount Component Of Recognized Debt Liability Current

+ References

No definition available.

+ Details

Name:	cdna_DebtIssuanceAndDiscountComponentOfRecognizedDebtLiabilityCurrent
Namespace Prefix:	cdna_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Debt Issuance And Discount Component Of Recognized Debt Liability Non Current

+ References

No definition available.

+ Details

Name:	cdna_DebtIssuanceAndDiscountComponentOfRecognizedDebtLiabilityNonCurrent
Namespace Prefix:	cdna_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Estimated fair value of warrants.

+ References

No definition available.

+ Details

Name:	cdna_EstimatedFairValueOfWarrants
Namespace Prefix:	cdna_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line of credit facility integral multiples.

+ References

No definition available.

+ Details

Name:	cdna_LineOfCreditFacilityIntegralMultiples
Namespace Prefix:	cdna_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Minimum lender required proceeds from issuance of private placement offer.

+ References

No definition available.

+ Details

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Namespace Prefix:	cdna_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Percentage of default interest payment.

+ References

No definition available.

+ Details

Name:	cdna_PercentageOfDefaultInterestPayment
Namespace Prefix:	cdna_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Prepayment penalty.

+ References

No definition available.

+ Details

Name:	cdna_PrepaymentPenalty
Namespace Prefix:	cdna_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Principle amount of loan agreement.

+ References

No definition available.

+ Details

Name:	cdna_PrincipleAmountOfLoanAgreement
Namespace Prefix:	cdna_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i)(4))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

Name:	us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
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Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i)(2))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Date the debt agreement requires the first payment to be made, in CCYY-MM-DD format.

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-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Name:	us-gaap_DebtInstrumentDateOfFirstRequiredPayment1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Identification of the lender and information about a contractual promise to repay a short-term or long-term obligation, which includes borrowings under lines of credit, notes payable, commercial paper, bonds payable, debentures, and other contractual obligations for payment. This may include rationale for entering into the arrangement, significant terms of the arrangement, which may include amount, repayment terms, priority, collateral required, debt covenants, borrowing capacity, call features, participation rights, conversion provisions, sinking-fund requirements, voting rights, basis for conversion if convertible and remarketing provisions. The description may be provided for individual debt instruments, rational groupings of debt instruments, or by debt in total.

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-Paragraph 3
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-Paragraph 1
-Subparagraph (SX 210.7-03(16))
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+ Details

Name:	us-gaap_DebtInstrumentDescription
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

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-Publisher FASB
-Name Accounting Standards Codification
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-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

+ Details

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of the fee that accompanies borrowing money under the debt instrument.

+ References

+ Details

Name:	us-gaap_DebtInstrumentFeeAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Description of the frequency of periodic payments (monthly, quarterly, annual).

+ References

+ Details

Name:	us-gaap_DebtInstrumentFrequencyOfPeriodicPayment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Date the debt instrument was issued, in CCYY-MM-DD format.

+ References

+ Details

Name:	us-gaap_DebtInstrumentIssuanceDate1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

+ Details

Name:	us-gaap_DebtInstrumentMaturityDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of the required periodic payments including both interest and principal payments.

+ References

+ Details

Name:	us-gaap_DebtInstrumentPeriodicPayment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of the required periodic payments applied to principal.

+ References

+ Details

Name:	us-gaap_DebtInstrumentPeriodicPaymentPrincipal
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Discussion of the facts and amounts pertaining to each failure to comply with an affirmative or negative covenant of a long-term debt instrument, including violating payment terms or an inability to meet certain minimum financial requirements or achieve or maintain certain financial ratios. The discussion would generally be expected to also include whether or not the failure can and will be overcome and a description of the terms of any waivers, including the amount of the waiver and the period of time covered by the waiver, and if reclassification of long-term debt to current has been made in the current balance sheet.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 5
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(c))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

Name:	us-gaap_DefaultLongtermDebtDescriptionOfViolationOrEventOfDefault
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy.

+ References

+ Details

Name:	us-gaap_EscrowDeposit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Agreed upon price for the exchange of the underlying asset.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

+ Details

Name:	us-gaap_FairValueAssumptionsExercisePrice
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Expected dividends to be paid to holders of the underlying shares or financial instruments (expressed as a percentage of the share or instrument's price).

+ References

+ Details

Name:	us-gaap_FairValueAssumptionsExpectedDividendRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Period the instrument, asset or liability is expected to be outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

+ Details

Name:	us-gaap_FairValueAssumptionsExpectedTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price.

+ References

+ Details

Name:	us-gaap_FairValueAssumptionsExpectedVolatilityRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Risk-free interest rate assumption used in valuing an instrument.

+ References

+ Details

Name:	us-gaap_FairValueAssumptionsRiskFreeInterestRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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-Publisher FASB
-Name Accounting Standards Codification
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-Paragraph 2
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Name:	us-gaap_GainsLossesOnExtinguishmentOfDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of interest payable on debt, including, but not limited to, trade payables.

+ References

+ Details

Name:	us-gaap_InterestPayableCurrentAndNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
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-Subparagraph (SX 210.9-03(16))
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Name:	us-gaap_LineOfCredit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The maximum amount of borrowing capacity under a line of credit that is available as of the balance sheet date for a specific purpose other than for financing goods acquired for inventory or imminent delivery to a customer.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityCapacityAvailableForSpecificPurposeOtherThanForTradePurchases
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Date the credit facility first became available, in CCYY-MM-DD format.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityInitiationDate1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Including the current and noncurrent portions, aggregate carrying value as of the balance sheet date of loans payable (with maturities initially due after one year or beyond the operating cycle if longer).

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-SubTopic 210
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-Paragraph 1
-Subparagraph (SX 210.9-03(16))
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-Paragraph 1
-Subparagraph (SX 210.7-03(16)(a)(2))
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+ Details

Name:	us-gaap_LoansPayable
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The cash inflow from the additional capital contribution to the entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Activities
-URI http://asc.fasb.org/extlink&oid=6513228

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3255-108585

+ Details

Name:	us-gaap_ProceedsFromIssuanceOfCommonStock
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash inflow associated with the sale of equity securities classified as available-for-sale securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 11
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-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

+ Details

Name:	us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesEquity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

+ References

No definition available.

+ Details

Name:	us-gaap_RepaymentsOfDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.

+ References

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-Subparagraph (b)
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Name:	us-gaap_RepaymentsOfLongTermLinesOfCredit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

+ References

Reference 1: 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(19)(a))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(13))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16)(a)(1))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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Debt - Additional Information (Detail)												3 Months Ended	12 Months Ended
Debt - Additional Information (Detail)	Mar. 31, 2017 USD ($)	Sep. 26, 2016 USD ($)	Mar. 07, 2016 USD ($)	Dec. 29, 2015 USD ($)	Jun. 18, 2015 USD ($)	Feb. 25, 2015 USD ($)	Feb. 25, 2015 SEK	Jan. 30, 2015 USD ($) $ / shares shares	Jun. 28, 2013 USD ($)	Jun. 28, 2013 SEK	Jun. 25, 2013 USD ($)	Mar. 31, 2015 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2016 SEK	Dec. 31, 2016 SEK	Aug. 04, 2016 USD ($)	Aug. 04, 2016 SEK	Apr. 14, 2016 USD ($)	Apr. 14, 2016 SEK	Mar. 07, 2016 SEK	Dec. 31, 2015 USD ($)	Dec. 29, 2015 SEK	Jun. 18, 2015 SEK	Feb. 25, 2015 SEK	Dec. 31, 2014 USD ($)	Jun. 28, 2013 SEK	Jun. 25, 2013 SEK
Debt Instrument [Line Items]
Aggregate principal amount								$ 20,000,000
Interest rate, description													Draw A bore interest at a daily floating rate equal to 2.00%, plus the greater of (i) 3.25% or (ii) the prime rate published by the Lender.	Draw A bore interest at a daily floating rate equal to 2.00%, plus the greater of (i) 3.25% or (ii) the prime rate published by the Lender.
Interest rate basis spread								2.00%
Loan agreement initiation date													Jan. 30, 2015	Jan. 30, 2015
Debt instrument maturity date													Dec. 01, 2018	Dec. 01, 2018
Debt discount and issuance liability component, current													$ 200,000								$ 200,000
Debt discount and issuance liability component, non-current													$ 0								100,000
Prepayment penalty on loan													0.00%	0.00%
Loan agreement description													The Company agreed to issue to the Lender warrants to purchase shares of the Company’s common stock upon the drawdown of each advance in an amount equal to 1.5% of the amount drawn, divided by the exercise price per share for that tranche.	The Company agreed to issue to the Lender warrants to purchase shares of the Company’s common stock upon the drawdown of each advance in an amount equal to 1.5% of the amount drawn, divided by the exercise price per share for that tranche.
Estimated fair value of warrants								$ 90,000
Default interest rate description													Upon the occurrence of an event of default, a default interest rate of an additional 5.00% may be applied to the outstanding loan balances, and the Lender may declare all outstanding obligations immediately due and payable and take such other actions as set forth in the Loan Agreement.	Upon the occurrence of an event of default, a default interest rate of an additional 5.00% may be applied to the outstanding loan balances, and the Lender may declare all outstanding obligations immediately due and payable and take such other actions as set forth in the Loan Agreement.
Default interest rate percentage													5.00%	5.00%
Minimum lender required proceeds from issuance of private placement offer																		$ 12,000,000
Business acquisition deferred payment consideration													$ 5,700,000		SEK 50,620,000						$ 0				$ 0
Total accrued interest on debt													$ 800,000
First Agreement [Member]
Debt Instrument [Line Items]
Loan agreement initiation date													May 12, 2016	May 12, 2016
Second Amendment [Member]
Debt Instrument [Line Items]
Loan agreement initiation date													Jun. 27, 2016	Jun. 27, 2016
Allenex [Member]
Debt Instrument [Line Items]
Escrow deposit																		8,000,000
Business acquisition deferred payment consideration																		5,700,000	SEK 50,620,000
Business acquisition deferred purchase price consideration carrying value													$ 5,400,000
Majority Shareholder [Member] \| Allenex [Member]
Debt Instrument [Line Items]
Escrow deposit																		$ 8,000,000
FastPartner AB [Member] \| Allenex [Member] \| Subordinated Promissory Note [Member]
Debt Instrument [Line Items]
Debt instrument maturity date			Dec. 31, 2016	Jul. 01, 2017					Jul. 01, 2017	Jul. 01, 2017
Note issued			$ 400,000	$ 200,000					$ 1,000,000											SEK 4,000,000		SEK 2,000,000				SEK 9,400,000
Issuance date			Mar. 07, 2016	Dec. 29, 2015					Jun. 28, 2013	Jun. 28, 2013
Interest rate			10.00%	10.00%					10.00%											10.00%		10.00%				10.00%
Principal payment									$ 100,000	SEK 1,000,000
Mohammed Al Amoudi [Member] \| Allenex [Member] \| Subordinated Promissory Note [Member]
Debt Instrument [Line Items]
Debt instrument maturity date									Jun. 28, 2016	Jun. 28, 2016
Note issued									$ 1,200,000																	SEK 10,600,000
Issuance date									Jun. 28, 2013	Jun. 28, 2013
Interest rate									10.00%																	10.00%
Principal payment									$ 100,000	SEK 1,000,000
Debt instrument extended maturity date									Jul. 01, 2017	Jul. 01, 2017
S S P Primers Aktieboulag \| Allenex [Member]
Debt Instrument [Line Items]
Loan agreement initiation date						Feb. 25, 2015	Feb. 25, 2015
Term loan facility amount outstanding													$ 1,100,000		SEK 10,000,000
Interest rate													3.00%		3.00%
Principle amount of loan agreement						$ 1,500,000																		SEK 14,000,000
S S P Primers Aktieboulag \| Allenex [Member] \| Payable on February 25, 2016 [Member]
Debt Instrument [Line Items]
Loan agreement, periodic payment						$ 400,000	SEK 4,000,000
Date of loan agreement payable.						Mar. 07, 2016	Mar. 07, 2016
S S P Primers Aktieboulag \| Allenex [Member] \| Payable on February 28, 2018 [Member]
Debt Instrument [Line Items]
Loan agreement, periodic payment						$ 1,100,000	SEK 10,000,000
Date of loan agreement payable.						Feb. 28, 2018	Feb. 28, 2018
Public Offering [Member]
Debt Instrument [Line Items]
Proceeds from majority shareholders in exchange of equity securities		$ 9,000,000
Public Offering [Member] \| Allenex [Member]
Debt Instrument [Line Items]
Proceeds from majority shareholders in exchange of equity securities		$ 9,000,000
Scenario Forecast [Member] \| Allenex [Member]
Debt Instrument [Line Items]
Proceeds from majority shareholders in exchange of equity securities	$ 20,000,000
Scenario Forecast [Member] \| Majority Shareholder [Member] \| Allenex [Member]
Debt Instrument [Line Items]
Proceeds from majority shareholders in exchange of equity securities	20,000,000
Business acquisition deferred payment consideration	$ 6,200,000
Common Stock [Member]
Debt Instrument [Line Items]
Warrant to purchase stock, shares \| shares								34,483
Warrant to purchase of stock, per share \| $ / shares								$ 6.96
Significant Unobservable Inputs (Level 3), Warrants To Purchase Common Stock [Member]
Debt Instrument [Line Items]
Expected volatility rate								39.83%
Contractual term of years								5 years
Risk-free interest rate								1.18%
Underlying common stock price \| $ / shares								$ 7.06
Dividend yield								0.00%
Interest Expense [Member]
Debt Instrument [Line Items]
Loss on extinguishment of debt												$ 600,000
Draw A [Member]
Debt Instrument [Line Items]
Loan agreement, amount borrowed								$ 16,000,000
Pay-off of term debt								11,300,000
Non-refundable commitment fee								$ 160,000
Secured Term Loan Facility [Member]
Debt Instrument [Line Items]
Principal pay-down of loan begins date													Jul. 01, 2016	Jul. 01, 2016
Deferred principal amortization description													The principal pay-down of the loan began on July 1, 2016 with the loan being payable in 30 equal monthly installments and the balance at December 31, 2016 was $12.6 million.	The principal pay-down of the loan began on July 1, 2016 with the loan being payable in 30 equal monthly installments and the balance at December 31, 2016 was $12.6 million.
Loan balance amount													$ 12,600,000
Term Loan Facility \| Allenex [Member]
Debt Instrument [Line Items]
Term loan facility amount outstanding													6,800,000		SEK 62,000,000
Term loan credit facility amount payable													$ 5,500,000	SEK 50,000,000
Term Loan Facility \| Danske Bank A S \| Allenex [Member]
Debt Instrument [Line Items]
Aggregate principal amount											$ 7,800,000																SEK 71,000,000
Interest rate, description													The interest rate applicable to each advance shall be the percentage rate per annum calculated as the aggregate of (i) Stockholm Interbank Offered Rate (“STIBOR”) (as defined in the Term Loan Facility) and (ii) the Margin (as described in the Term Loan Facility) at 3% conditional on the fulfillment of certain criteria.	The interest rate applicable to each advance shall be the percentage rate per annum calculated as the aggregate of (i) Stockholm Interbank Offered Rate (“STIBOR”) (as defined in the Term Loan Facility) and (ii) the Margin (as described in the Term Loan Facility) at 3% conditional on the fulfillment of certain criteria.
Interest rate basis spread									3.00%	3.00%
Loan agreement initiation date											Jun. 25, 2013
Term loan facility available for utilization advances											$ 500,000																5,000,000
Term loan facility integral multiples											$ 100,000																SEK 1,000,000
Quarterly Payments from September 2017 through June 2018 [Member] \| Allenex [Member]
Debt Instrument [Line Items]
Term loan credit facility amount payable													$ 300,000	SEK 3,000,000
Short Term Credit Facility \| Danske Bank A S \| Allenex [Member]
Debt Instrument [Line Items]
Loan agreement initiation date					Jun. 18, 2015
Note issued					$ 900,000											$ 1,100,000	SEK 10,000,000						SEK 8,000,000
Short term credit facility													$ 600,000		SEK 5,100,000