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DEBT
 3 Months Ended
Mar. 31, 2025
Debt Disclosure [Abstract]  
DEBT DEBT
Convertible Notes
As of March 31, 2025, the Company had outstanding fixed-rate convertible notes for an undiscounted aggregate principal amount of $600.0 million. The convertible notes detailed below are senior subordinated convertible obligations, and interest is payable in arrears, semi-annually. The following table summarizes information regarding the Company’s convertible debt:
March 31,
2025		December 31,
2024
1.25% senior subordinated convertible notes due in May 2027 (the 2027 Notes)
$600,000 $600,000 
Unamortized discount net of deferred offering costs(4,350)(4,862)
Total convertible debt, net$595,650 $595,138 
Fair value of fixed-rate convertible debt(1) :
2027 Notes$567,504 $558,894 
(1)    The fair value of the Company’s fixed-rate convertible debt is based on open-market trades and classified as Level 1 in the fair value hierarchy. For additional discussion of fair value measurements, see Note 1 – Business Overview and Significant Accounting Policies to the Company’s Consolidated Financial Statements included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2024.
Interest expense on the Company’s convertible debt consisted of the following: 
Three Months Ended
March 31,
20252024
Coupon interest expense$1,875 $2,616 
Accretion of discount on convertible notes485 841 
Amortization of debt issuance costs27 149 
Total interest expense on convertible debt$2,387 $3,606 
See Note 10 - Debt to the Company’s Consolidated Financial Statements included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2024 for additional information related to the Company’s convertible debt.