Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Schedule of Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation (Details)

v3.8.0.1
Fair Value Measurements - Schedule of Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation (Details)
$ in Thousands
 9 Months Ended
Sep. 30, 2017
USD ($)
Beginning Balance $ 7,514
Initial Liability 2,877
Payments (260)
Accretion 122
Cancellation of Obligation / Conversions Exercises (8,575)
Mark to Market 462
Ending Balance 2,140
Prefunded Warrants [Member]  
Beginning Balance
Initial Liability 2,247
Payments
Accretion
Cancellation of Obligation / Conversions Exercises (2,337)
Mark to Market 90
Ending Balance
Underwriter Warrants[Member]  
Beginning Balance
Initial Liability 422
Payments
Accretion
Cancellation of Obligation / Conversions Exercises
Mark to Market 311
Ending Balance 733
Asuragen [Member]  
Beginning Balance 1,545
Initial Liability
Payments (260)
Accretion 122
Cancellation of Obligation / Conversions Exercises
Mark to Market
Ending Balance 1,407
RedPath [Member]  
Beginning Balance 5,969
Initial Liability
Payments
Accretion
Cancellation of Obligation / Conversions Exercises (5,969)
Mark to Market
Ending Balance
Embedded Conversion Option [Member]  
Beginning Balance
Initial Liability 208
Payments
Accretion
Cancellation of Obligation / Conversions Exercises (269)
Mark to Market 61
Ending Balance