Convertible Senior Notes (Tables)

12 Months Ended

Dec. 31, 2023

Debt Disclosure [Abstract]

Convertible Debt Balances

The Notes consisted of the following balances reported in the Consolidated Balance Sheets as of December 31, 2023 and 2022:

	December 31,
	2023		2022
Principal amount	$	575,000	$	575,000
Unamortized debt issuance costs	(5,338)		(8,429)
Convertible senior notes, net	$	569,662	$	566,571

Summary of the Components of Interest Expense

The following table summarizes the components of interest expense resulting from the Notes recognized in interest and other income (expense), net in the Consolidated Statements of Operations for the years ended December 31, 2023, 2022 and 2021:

	Year Ended December 31,
	2023		2022 (1)		2021
	(In thousands)
Contractual coupon interest	$	1,438	$	1,438	$	1,438
Amortization of discount	$	—	$	—	$	18,608
Amortization of debt issuance costs	$	3,091	$	3,066	$	2,343

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(1)    Refer to Note 1, Organization and Summary of Significant Accounting Policies, for further information regarding the adoption of ASU 2020-06, effective January 1, 2022.