Product Warranty

3 Months Ended

Mar. 31, 2024

Product Warranty

J. PRODUCT WARRANTY

Teradyne generally provides a one-year warranty on its products, commencing upon installation, acceptance or shipment. A provision is recorded upon revenue recognition to cost of revenues for estimated warranty expense based on historical experience. Related costs are charged to the warranty accrual as incurred. The balance below is included in other accrued liabilities.

	For the Three Months  Ended
	March 31, 2024			April 2, 2023
	(in thousands)
Balance at beginning of period	$	15,698		$	14,181
Accruals for warranties issued during the period		3,259			4,117
Accruals related to pre-existing warranties		(683	)		(405	)
Settlements made during the period		(2,950	)		(4,992	)
Balance at end of period	$	15,324		$	12,901

When Teradyne receives revenue for extended warranties, beyond one year, it is deferred and recognized on a straight-line basis over the contract period. Related costs are expensed as incurred. The balance below is included in short and long-term deferred revenue and customer advances.

	For the Three Months  Ended
	March 31, 2024			April 2, 2023
	(in thousands)
Balance at beginning of period	$	34,897		$	56,180
Deferral of new extended warranty revenue		6,914			4,413
Recognition of extended warranty deferred revenue		(7,302	)		(11,250	)
Balance at end of period	$	34,509		$	49,343