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Debt (Tables)
 12 Months Ended
Dec. 31, 2024
Debt Disclosure [Abstract]  
Summary of Long-term Debt
Long-term debt consists of the following (in thousands):
December 31,
20242023
4.625% Senior Notes
$460,038 $460,038 
1.75% Convertible Notes
149,109 550,000 
3.625% Convertible Notes
263,147 — 
Total Notes872,294 1,010,038 
Credit Agreement— — 
Less: Unamortized discount(5,676)(2,463)
Deferred issuance costs (1)
(2,336)(6,263)
Total long-term debt$864,282 $1,001,312 
(1)Includes $0.7 million and $0.8 million of carrying amount of deferred issuance costs on the 4.625% Senior Notes as of December 31, 2024 and December 31, 2023, respectively, $0.9 million and $5.5 million of carrying amount of deferred issuance costs on the 1.75% Convertible Notes as of December 31, 2024 and December 31, 2023, respectively, and $0.7 million of carrying amount of deferred issuance costs on the 3.625% Convertible Notes as of December 31, 2024.
Future Principal Payments for Debt
At December 31, 2024, future principal and interest payments for debt are as follows (in thousands):
PrincipalInterest
2025$— $33,425 
2026149,109 33,426 
2027— 30,816 
2028263,147 26,047 
2029— 21,277 
Thereafter460,038 21,276 
Total
$872,294 $166,267 
Schedule of Repurchase Agreements Repurchases of 4.625% Senior Notes on the open market (excluding those from a tender offer) during the periods presented were as follows (in thousands):
Year ended
December 31, 2022
Principal repurchased$181,238 
Aggregate purchase price$167,661 
(Gain) loss on repurchase (1)
$(12,060)
(1)Presented within ‘Gain (loss) on debt extinguishment, net’ on the Consolidated Statements of Operations.
Schedule of Debt
The following table provides additional information on the 4.625% Senior Notes (in thousands):
December 31,
20242023
Principal amount of 4.625% Senior Notes
$460,038 $460,038 
Less: Unamortized discount
(2,148)(2,463)
Less: Deferred issuance costs
(679)(779)
Net carrying amount of 4.625% Senior Notes
$457,211 $456,796 
The following table provides the components of interest expense related to 4.625% Senior Notes (in thousands):
Years ended December 31,
202420232022
Coupon interest expense$21,269 $21,159 $24,500 
Amortization of discount and debt issuance costs
415 396 442 
Total interest expense related to 4.625% Senior Notes
$21,684 $21,555 $24,942 
The following table provides the components of interest expense related to the 3.625% Convertible Notes (in thousands):
Year ended
December 31, 2024
Coupon interest expense$4,372 
Amortization of discount and debt issuance costs571 
Total interest expense related to 3.625% Convertible Notes
$4,943 
Components of Interest Expense Related to Convertible Notes
The following table provides the components of interest expense related to the 1.75% Convertible Notes (in thousands):
Years ended December 31,
202420232022
Coupon interest expense$6,429 $17,369 $9,776 
Amortization of debt issuance costs1,251 1,863 1,858 
Total interest expense related to 1.75% Convertible Notes
$7,680 $19,232 $11,634 
Additional Information Related to Convertible Notes
The following table provides additional information related to the 1.75% Convertible Notes (in thousands):
December 31,
20242023
Principal amount of 1.75% Convertible Notes
$149,109 $550,000 
Less: Deferred issuance costs
(923)(5,484)
Net carrying amount of 1.75% Convertible Notes
$148,186 $544,516 
The following table provides additional information related to the 3.625% Convertible Notes (in thousands):
December 31, 2024
Principal amount of 3.625% Convertible Notes
$263,147 
Less: Unamortized discount
(3,528)
Less: Deferred issuance costs
(734)
Net carrying amount of 3.625% Convertible Notes
$258,885