Term Loan	3 Months Ended
Mar. 31, 2021
Debt Disclosure [Abstract]
Term Loan	4. Term Loan On October 9, 2019, the Company entered into the First Amendment to the Amended and Restated Loan and Security Agreement (the Amended Restated Loan Agreement), under which it borrowed $155.0 million as of December 20, 2019. On June 24, 2020, the Company paid off the total outstanding balance of the term loans under the Amended Restated Loan Agreement (Term Loans) prior to the maturity date. The payoff consisted of (i) the outstanding principal balance of $155.0 million, (ii) exit fees of $6.7 million, which has been partially accrued up to the date of repayment, (iii) prepayment fees of $5.4 million, and (iv) accrued and unpaid interest of $1.0 million. At the time of payoff, all liabilities and obligations under the Amended Restated Loan Agreement were terminated. The Company recognized approximately $0 and $5.9 million in interest expense for three months ended March 31, 2021 and 2020, respectively.

Term Loan

3 Months Ended

Mar. 31, 2021

4. Term Loan

On October 9, 2019, the Company entered into the First Amendment to the Amended and Restated Loan and Security Agreement (the Amended Restated Loan Agreement), under which it borrowed $155.0 million as of December 20, 2019. On June 24, 2020, the Company paid off the total outstanding balance of the term loans under the Amended Restated Loan Agreement (Term Loans) prior to the maturity date. The payoff consisted of (i) the outstanding principal balance of $155.0 million, (ii) exit fees of $6.7 million, which has been partially accrued up to the date of repayment, (iii) prepayment fees of $5.4 million, and (iv) accrued and unpaid interest of $1.0 million. At the time of payoff, all liabilities and obligations under the Amended Restated Loan Agreement were terminated. The Company recognized approximately $0 and $5.9 million in interest expense for three months ended March 31, 2021 and 2020, respectively.