Debt (Tables)

3 Months Ended

Mar. 31, 2020

Debt Disclosure [Abstract]

Convertible Debt

The following table summarizes the carrying value of the Convertible Notes as of March 31, 2020:

(in thousands)	MARCH 31, 2020		DECEMBER 31, 2019
Gross proceeds	$	316,250	$	316,250
Unamortized debt discount and issuance costs	(122,417)		(127,599)
Carrying value	$	193,833	$	188,651