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Long-Term Debt, Net (Tables)
9 Months Ended
Sep. 30, 2025
Debt Disclosure [Abstract]  
Schedule of Carrying Values and Estimated Fair Values of Debt Instruments
The carrying amount and fair value of our Convertible Notes were as follows (in thousands).
September 30,
2025
December 31,
2024
Principal amount
2027 Convertible Notes$805,000 $805,000 
2028 Convertible Notes720,000 720,000 
Total principal amount
$1,525,000 $1,525,000 
Unamortized debt discount
2027 Convertible Notes$(4,928)$(7,518)
2028 Convertible Notes(9,315)(11,684)
Total unamortized debt discount$(14,243)$(19,202)
Carrying amount
2027 Convertible Notes$800,072 $797,482 
2028 Convertible Notes710,685 708,316 
Total carrying amount$1,510,757 $1,505,798 
Fair value based on trading levels (Level 2)
2027 Convertible Notes$930,685 $769,218 
2028 Convertible Notes1,028,858 779,882 
Total fair value of outstanding notes$1,959,543 $1,549,100 
Remaining amortization per period of debt discount (in years)
2027 Convertible Notes1.42.2
2028 Convertible Notes2.93.6
Schedule of Interest Income and Interest Expense Disclosure
The following table summarizes the components of interest expense and the effective interest rates for each of our Convertible Notes (in thousands).
Three Months EndedNine Months Ended
September 30,September 30,
2025202420252024
Coupon interest
2027 Convertible Notes$503$503$1,509$1,509
2028 Convertible Notes1,8001,8005,4005,400
Total coupon interest$2,303$2,303$6,909$6,909
Amortization of debt discount
2027 Convertible Notes$865$859$2,590$2,572
2028 Convertible Notes7927812,3692,334
Total amortization of debt discount$1,657$1,640$4,959$4,906
Interest expense
2027 Convertible Notes$1,368$1,362$4,099$4,081
2028 Convertible Notes2,5922,5817,7697,734
Total interest expense$3,960$3,943$11,868$11,815
Effective interest rates
2027 Convertible Notes0.7 %0.7 %0.7 %0.7 %
2028 Convertible Notes1.5 %1.5 %1.5 %1.5 %