Debt (Tables)

6 Months Ended

Jun. 30, 2020

Debt Disclosure [Abstract]

Convertible Debt

At June 30, 2020 and December 31, 2019, the net carrying value of the debt and the remaining unamortized debt discounts and debt issuance costs were as follows:

	June 30, 2020		December 31, 2019
Face amount of the 2023 Notes (due May 2023)	$	66,090	$	66,090
Face amount of the Revolver Credit Facility (due December 2022)	25,000		25,000
Face amount of the 2023 Series B Notes (due May 2023)	35,789		34,405
Face amount of the 2023 Loan (due February 2023)	95,665		88,464
Total carrying value, current	222,544		213,959
Less unamortized discounts and debt issuance costs	(26,736)		(27,589)
Total net carrying value, current	$	195,808	$	186,370