Debt (Tables)

12 Months Ended

Dec. 31, 2021

Debt Disclosure [Abstract]

Summary of Components of Debt Obligations

The table below summarizes the components of the Company’s debt:

	December 31,
	2021		2020
2023 Convertible Notes	$	316,245	$	316,250
Total debt	316,245		316,250
Less: deferred debt discount	(16,724)		(26,310)
Less: deferred debt issue costs	(2,363)		(3,809)
Long-term debt, net (1)	$	297,158	$	286,131
Additional paid-in capital	$	35,304	$	35,306
Discount attribution to equity	(1,175)		(1,175)
Equity component, net	$	34,129	$	34,131

(1)There were no current portions of long-term debt as of December 31, 2021 and 2020.

Summary of Interest Expense

The table below summarizes the amount of interest cost recognized by us for both the contractual interest expense and amortization of the debt discount for the 2023 Convertible Notes:

	Year Ended December 31,
	2021		2020		2019
Contractual interest expense	$	6,325	$	6,325	$	6,325
Amortization of debt discount (1)	9,586		9,083		8,606
Total	$	15,911	$	15,408	$	14,931

(1)    The effective interest rate of the liability component is 5.45%.