Supplementary Balance Sheet Information

12 Months Ended

Dec. 31, 2024

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Supplementary Balance Sheet Information

10. Supplementary Balance Sheet Information

The following tables provide the details of selected balance sheet items as of the dates indicated (in thousands):

Inventories

	December 31,
	2024		2023
Raw materials	$	92,198	$	104,643
Work-in-process		24,719		21,010
Finished goods		27,327		23,311
Demo and consigned inventory		362		407
Total inventories	$	144,606	$	149,371

Property, Plant and Equipment, Net

	December 31,
	2024			2023
Cost:
Land, buildings and improvements	$	99,217		$	95,020
Machinery and equipment		125,694			117,487
Total cost		224,911			212,507
Accumulated depreciation		(111,776	)		(103,058	)
Property, plant and equipment, net	$	113,135		$	109,449

The following table summarizes depreciation expense on property, plant and equipment, including demo units and assets under finance leases (in thousands):

	Year Ended December 31,
	2024		2023		2022
Depreciation expense	$	14,996	$	14,017	$	13,550

Accrued Expenses and Other Current Liabilities

The following table summarizes accrued expenses and other current liabilities as of the dates indicated (in thousands):

	December 31,
	2024		2023
Accrued compensation and benefits	$	28,361	$	32,703
Finance lease obligations		759		718
Contract liabilities, current portion		5,715		5,553
Accrued warranty		4,805		5,292
Other		20,691		16,790
Total	$	60,331	$	61,056

Accrued Warranty

The following table summarizes changes in accrued warranty for the periods indicated (in thousands):

	Year Ended December 31,
	2024			2023			2022
Balance at beginning of year	$	5,292		$	5,127		$	4,783
Provision charged to cost of revenue		1,140			2,445			3,071
Warranty liabilities acquired from acquisitions		76			—			—
Use of provision		(1,680	)		(2,338	)		(2,615	)
Foreign currency exchange rate changes		(23	)		58			(112	)
Balance at end of year	$	4,805		$	5,292		$	5,127

Other Long-term Liabilities

The following table summarizes other long-term liabilities as of the dates indicated (in thousands):

	December 31,
	2024		2023
Finance lease obligations	$	3,175	$	3,934
Accrued contingent considerations and earn-outs		—		311
Other		1,316		1,687
Total	$	4,491	$	5,932