Borrowings	12 Months Ended
Dec. 31, 2019
Debt Disclosure [Abstract]
Borrowings	Error extracting Word content 9. Borrowings Loan Agreement On July 2, 2018, the Company entered into a Loan and Security Agreement (the “Loan Agreement”) by and among the Company, certain subsidiaries of the Company from time to time party thereto, the several banks and other financial institutions or entities from time to time parties thereto (collectively referred to as “Lender”) and Hercules Capital, Inc., in its capacity as administrative agent and collateral agent for itself and Lender (in such capacity, “Agent”) pursuant to which a term loan of up to an aggregate principal amount of $25.0 million was available to the Company. The Loan Agreement provided for an initial term loan advance of $15.0 million, which closed on July 2, 2018, and, at the Company’s option, two additional term loan advances of $5.0 million each upon the occurrence of certain funding conditions prior to December 31, 2018 and December 31, 2019, respectively. As a result of the decision to terminate the SHERLOC clinical trial, the Company did not meet the prerequisite funding conditions for drawing the two additional term loan advances under the Loan Agreement. During the year ended December 31, 2018, there was no scheduled principal repayments related to the Loan Agreement. On April 15, 2019, the Company repaid in full all principal, accrued and unpaid interest, fees, costs and expenses under the Loan Agreement in an aggregate amount equal to $16.0 million (the “Payoff Amount”). The Payoff Amount included a prepayment penalty of $0.2 million and a fee of $0.8 million, which were recorded to interest expense. The loss on extinguishment of the debt of approximately $1.0 million was recorded as interest expense during the second quarter of 2019. The loss on extinguishment represents the difference between the reacquisition price of the debt and the net carrying amount of the extinguished debt. In connection with the payment of the Payoff Amount, all liens and security interests granted to secure the obligations under the Loan Agreement and all guaranties of the obligations under the Loan Agreement terminated. During the years ended December 31, 2019 and 2018, the Company recognized $1.5 million and $1.0 million of interest expense related to the Loan Agreement, respectively.

Borrowings

12 Months Ended

Dec. 31, 2019

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9. Borrowings

Loan Agreement

On July 2, 2018, the Company entered into a Loan and Security Agreement (the “Loan Agreement”) by and among the Company, certain subsidiaries of the Company from time to time party thereto, the several banks and other financial institutions or entities from time to time parties thereto (collectively referred to as “Lender”) and Hercules Capital, Inc., in its capacity as administrative agent and collateral agent for itself and Lender (in such capacity, “Agent”) pursuant to which a term loan of up to an aggregate principal amount of $25.0 million was available to the Company. The Loan Agreement provided for an initial term loan advance of $15.0 million, which closed on July 2, 2018, and, at the Company’s option, two additional term loan advances of $5.0 million each upon the occurrence of certain funding conditions prior to December 31, 2018 and December 31, 2019, respectively. As a result of the decision to terminate the SHERLOC clinical trial, the Company did not meet the prerequisite funding conditions for drawing the two additional term loan advances under the Loan Agreement.

During the year ended December 31, 2018, there was no scheduled principal repayments related to the Loan Agreement. On April 15, 2019, the Company repaid in full all principal, accrued and unpaid interest, fees, costs and expenses under the Loan Agreement in an aggregate amount equal to $16.0 million (the “Payoff Amount”). The Payoff Amount included a prepayment penalty of $0.2 million and a fee of $0.8 million, which were recorded to interest expense. The loss on extinguishment of the debt of approximately $1.0 million was recorded as interest expense during the second quarter of 2019. The loss on extinguishment represents the difference between the reacquisition price of the debt and the net carrying amount of the extinguished debt. In connection with the payment of the Payoff Amount, all liens and security interests granted to secure the obligations under the Loan Agreement and all guaranties of the obligations under the Loan Agreement terminated.

During the years ended December 31, 2019 and 2018, the Company recognized $1.5 million and $1.0 million of interest expense related to the Loan Agreement, respectively.