Product Warranty (Tables)

12 Months Ended

Dec. 31, 2023

Product Warranty

Schedule of product warranty liability

	Year ended December 31,
	2023		2022		2021
	(in thousands)
Balance at January 1 (beginning of year)	$	10,487	$	6,924	$	4,612
Warranties issued during the period		12,893		10,597		7,808
Settlements made during the period		(10,230)		(6,798)		(4,282)
Changes in estimate of liability for pre-existing warranties during the period		3,607		(236)		(1,214)
Balance at December 31 (end of period)	$	16,757	$	10,487	$	6,924
Amount classified as current	$	14,098	$	8,299	$	6,424
Amount classified as long-term (within other long-term liabilities)		2,659		2,188		500
Total warranty liability	$	16,757	$	10,487	$	6,924