Convertible Senior Notes (Tables)

9 Months Ended

Sep. 30, 2019

Debt Disclosure [Abstract]

Summary of Equity And Liability Components of the Notes

The following table summarizes information about the equity and liability components of the Notes (in thousands): 

	September 30, 2019
Principal amount of 2024 Notes outstanding	$	80,000
Unamortized discount (including unamortized debt issuance cost)	(19,863		)
Total long-term portion of notes payable	$	60,137
Equity component of notes	$	17,624
Less: Deferred tax liability	(4,065		)
Less: Issuance costs	(1,094		)
Capital in excess of Par Value	$	12,465