| Fair Value Measurements - Schedule of Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation (Details) $ in Thousands | 9 Months Ended | 
|---|---|
| Sep. 30, 2018  USD ($) | |
| Beginning Balance | $ 2,054 | 
| Payments | (232) | 
| Accretion | 248 | 
| Cancellation of Obligation/Conversions | |
| Mark to Market Adjustment | 259 | 
| Ending Balance | 2,329 | 
| Underwriter Warrants [Member] | |
| Beginning Balance | 473 | 
| Payments | |
| Accretion | |
| Cancellation of Obligation/Conversions | |
| Mark to Market Adjustment | 259 | 
| Ending Balance | 732 | 
| Asuragen [Member] | |
| Beginning Balance | 1,581 | 
| Payments | (232) | 
| Accretion | 248 | 
| Cancellation of Obligation/Conversions | |
| Mark to Market Adjustment | |
| Ending Balance | $ 1,597 | 
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- Definition Cancellation of Obligation / Conversions. No definition available. 
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- Definition Amount of accretion of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. No definition available. 
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- Definition Amount of gain (loss) recognized on the income statement for financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of settlements of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Details 
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- Details 
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