v3.25.2
Interest-bearing loans and borrowings
 6 Months Ended
Jun. 30, 2025
Long-Term Debt, Excluding Current Maturities [Abstract]  
Interest-bearing loans and borrowings Interest-bearing loans and borrowings
Interest-bearing loans and borrowings consisted of the following as of June 30, 2025 (in thousands):

Fair Value
Principal Amount
Unamortized Debt Issuance Costs
Net Carrying Amount
Amount
Level
Convertible senior notes
$402,500 $(10,440)$392,060 $347,840 Level 2
Interest-bearing loans and borrowings consisted of the following as of December 31, 2024 (in thousands):

Fair Value
Principal Amount
Unamortized Debt Issuance Costs
Net Carrying Amount
Amount
Level
Convertible senior notes
$402,500 $(11,487)$391,013 $337,174 Level 2

Interest expense consisted of the following (in thousands):

Three Months Ended June 30,
Six Months Ended June 30,
2025202420252024
Convertible senior notes
Coupon interest
$2,515 $2,480 $5,031 $4,107 
Amortization of debt issuance costs
530 513 1,039 832 
Pharmakon loan
— 1,284 — 2,577 
Total interest expense
$3,045 $4,277 $6,070 $7,516