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Convertible Notes (Tables)
 3 Months Ended
Mar. 31, 2025
Debt Disclosure [Abstract]  
Convertible Debt
The following table summarizes key details of the 2026 Notes and 2030 Notes:
Senior
Convertible
Notes		Offering
Completion
Date		Stated
Interest
Rate		Aggregate
Principal
Amount
Issued
(in millions)		Aggregate
Principal
Amount
Outstanding
(in millions)		Maturity
Date
Net
Proceeds (1)
(in millions)
Initial
Conversion
Rate (shares) (2)
(per $1,000
principal amount)
Conversion
Price
(per share) (3)
Settlement
Methods (4)
2026 NotesMay 20212.50%$225.5$40.2May 15, 2026$219.895.5338$10.47Cash and/or shares
2030 NotesMarch 20252.00%$225.0$225.0March 15, 2030$220.554.9058$18.21Cash and/or shares
(1)Net proceeds are calculated by deducting debt issuance costs directly related to the transaction from the aggregate principal amount of the applicable series of notes.
(2)Subject to adjustments as defined in the applicable indentures.
(3)In connection with the 2026 Notes, we entered into capped call option agreements to effectively increase the upper strike price of the conversion premium to $15.80 per share.
(4)The 2026 Notes and 2030 Notes may be settled in cash, shares of our common stock, or a combination thereof, solely at our election.
Summary of Interest Expenses Related to Convertible Notes
The following table presents the components of interest expense related to our Convertible Notes (in thousands):
 Three Months Ended
March 31,
 20252024
Stated coupon interest$1,404 $1,409 
Amortization of debt issuance cost288 286 
Total interest expense$1,692 $1,695