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Debt (Tables)
6 Months Ended
Jul. 02, 2023
Components of Convertible Senior Notes
The tables below represent the key components of Teradyne’s convertible senior notes:
 
    
July 2,

2023
    
December 31,
2022
 
               
    
(in thousands)
 
Debt principal
   $ 32,806      $ 50,228  
Unamortized debt issuance fees
     —          113  
    
 
 
    
 
 
 
Net
c
arrying amount of convertible debt
   $ 32,806      $ 50,115  
    
 
 
    
 
 
 
Teradyne’s convertible senior notes were reported as current debt at July 2, 2023 and December 31, 2022.
The interest expense on Teradyne’s convertible senior notes for the three and six months ended July 2, 2023 and July 3, 2022 was as follows:
 
    
For the Three Months
Ended
    
For the Six Months

Ended
 
    
July 2,

2023
    
July 3,

2022
    
July 2,

2023
    
July 3,
2022
 
                             
    
(in thousands)
    
(in thousands)
 
Contractual interest expense on the coupon
   $ 100      $ 121      $ 238      $ 432  
Amortization of debt issuance fees recognized as interest expense
     —          64        113        130  
    
 
 
    
 
 
    
 
 
    
 
 
 
Total interest expense on the convertible debt
   $ 100      $ 185      $ 351      $ 562