Accrued Expenses

12 Months Ended

Dec. 31, 2021

Payables and Accruals [Abstract]

Accrued Expenses

Accrued Expenses

Accrued expenses consisted of the following (in thousands):

	December 31,
	2021		2020
Incentive compensation	$	37,917	$	28,935
Salaries and payroll taxes	8,519		7,911
Foreign retirement obligations	7,572		6,886
Warranty obligations	5,427		5,406
Vacation	4,686		3,641
Other	28,311		24,485
	$	92,432	$	77,264

The changes in the warranty obligation were as follows (in thousands):

Balance as of December 31, 2019	$	4,713
Provisions for warranties issued during the period	3,463
Fulfillment of warranty obligations	(2,770)
Balance as of December 31, 2020	5,406
Provisions for warranties issued during the period	3,256
Fulfillment of warranty obligations	(3,235)
Balance as of December 31, 2021	$	5,427