Accrued Expenses

12 Months Ended

Dec. 31, 2016

Payables and Accruals [Abstract]

Accrued Expenses

Accrued Expenses

Accrued expenses consisted of the following (in thousands):

	December 31,
	2016		2015
Company bonuses	$	11,462	$	4,895
Salaries, commissions, and payroll taxes	7,193		4,859
Vacation	4,860		4,482
Warranty obligations	4,335		4,174
Foreign retirement obligations	3,388		3,249
Other	11,301		11,613
	$	42,539	$	33,272

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

Balance as of December 31, 2014	$	4,086
Provisions for warranties issued during the period	4,383
Fulfillment of warranty obligations	(3,873		)
Foreign exchange rate changes	(422		)
Balance as of December 31, 2015	4,174
Provisions for warranties issued during the period	3,001
Fulfillment of warranty obligations	(2,689		)
Foreign exchange rate changes	(151		)
Balance as of December 31, 2016	$	4,335