INDEBTEDNESS (Tables)

12 Months Ended

Dec. 31, 2018

The following table summarizes the Company’s debt facilities for the periods indicated:

	As of December 31, 2018			As of December 31, 2017
	(in thousand)			(in thousand)
Par value of the 2024 Notes	$	570,000		$	570,000
Unamortized discount - equity component		(140,206	)		(158,890	)
Unamortized discount - debt issuance costs		(9,240	)		(10,449	)
Net carrying value of convertible debt		420,554			400,661
Net carrying value of other debt facilities		—			30,390
Net carrying value of total debt facilities		420,554			431,051

Fair value of convertible debt	$	952,681		$	619,641

Summarizes Total Gross Payments Due under Company's Debt Arrangements

The following table summarizes the total gross payments due under the Company’s debt arrangements:

	As of December 31, 2018
	(in thousands)
2019	$	—
2020		—
2021		—
2022		—
2023		—
Thereafter		570,000
Total Payments	$	570,000

- Definition

Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer.

+ References

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+ Details