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Components of Other Income (Tables)
3 Months Ended
Mar. 31, 2024
Other Income and Expenses [Abstract]  
Schedule of Other Income, net
Other income, net consists of the following (in thousands of dollars):

 Three Months Ended March 31,
 20242023
French research tax credits$570 $1,009 
Interest income2,695 1,189 
Interest expense— (7)
Loss on currency revaluation(560)229 
Other43 (13)
 $2,748 $2,407