Convertible Senior Notes (Tables)

6 Months Ended

Jun. 30, 2020

Carrying Value of Convertible Senior Notes

The net carrying value of the liability component of the 2019 Notes is as follows:

	As of
	June 30,			December 31,
	2020			2019
	(Amounts in thousands)
0.375% convertible senior notes due 2024:
Principal amount	$	287,500		$	287,500
Less: unamortized debt discount		(43,179	)		(47,921	)
Less: unamortized debt issuance costs		(6,138	)		(6,812	)
Total debt		238,183			232,767
Less: current portion		—			—
Net carrying amount	$	238,183		$	232,767