Convertible Notes and Loan Agreement (Tables)

12 Months Ended

Dec. 31, 2023

Debt Disclosure [Abstract]

Schedule of Convertible Notes

Further details are included below:

Issuance	Maturity Date	Interest Rate	First Interest Payment Date	Effective Interest Rate	Semi-Annual Interest Payment Dates	Initial Conversion Rate per $1,000 Principal	Initial Conversion Price		Number of Shares (in millions)
2025 Notes	December 15, 2025	0.125%	June 15, 2021	0.8%	June 15, and December 15	14.1977	$	70.43	0.1
2026 Notes	December 15, 2026	0.0%	––	0.0%	––	7.6043	$	131.50	4.3

Schedule of Notes

The Notes consist of the following as of December 31:

	2023				2022
Liability Component:	2026 Notes		2025 Notes		2026 Notes		2025 Notes
Principal	$	414,000	$	3,040	$	414,000	$	51,381
Less: unamortized debt issuance costs		6,500		40		8,673		1,014
Net carrying amount	$	407,500	$	3,000	$	405,327	$	50,367

Schedule Of Interest Expense Recognized

The following table sets forth total interest expense recognized related to the Notes:

	Year Ended December 31,
	2023		2022		2021
0.125% Coupon	$	43	$	64	$	240
Amortization of debt discount and transaction costs		2,400		2,500		5,364
Induced conversion expense		—		—		21,229
	$	2,443	$	2,564	$	26,833

Schedule of Fair Value and Carrying Value of Debt Instrument

The fair value of the Notes, which was determined based on inputs that are observable in the market or that could be derived from, or corroborated with, observable market data, quoted price of the Notes in an over-the-counter market (Level 2), and carrying value of debt instruments (carrying value excludes the equity component of the Company’s convertible notes classified in equity) were as follows:

	December 31, 2023				December 31, 2022
	Fair Value		Carrying Value		Fair Value		Carrying Value
Convertible senior notes	$	347,087	$	410,500	$	361,658	$	455,694