Debt (Tables)

6 Months Ended

Jul. 03, 2022

Components of Convertible Senior Notes

The below tables represent the key components of Teradyne’s convertible senior notes:

	July 3, 2022		December 31, 2021
	(in thousands)
Debt principal	$	74,688	$	116,980
Unamortized debt issuance fees (1)		260		8,554
Net Carrying amount of convertible debt	$	74,428	$	108,426

Reported as follows:

	July 3, 2022		December 31, 2021
	(in thousands)
Current debt	$	9,632	$	19,182
Long-term debt		64,796		89,244
Net carrying amount of convertible debt	$	74,428	$	108,426

	For the Three Months Ended				For the Six Months Ended
	July 3, 2022		July 4, 2021		July 3, 2022		July 4, 2021
	(in thousands)
Contractual interest expense on the coupon	$	121	$	1,072	$	432	$	2,311
Amortization of debt issuance fees recognized as interest expense (2)		64		3,511		130		7,347
Total interest expense on the convertible debt	$	185	$	4,583	$	562	$	9,658

(1) Unamortized debt issuance fees as of December 31, 2021 include unamortized debt discount of $8.1 million, which was eliminated with the adoption of ASU 2020-6 on January 1, 2022.

(2) Three and six months ended July 4, 2021 includes the amortization of debt discount component, which was eliminated with the adoption of ASU 2020-06 on January 1, 2022.