Product Warranties

3 Months Ended

Mar. 31, 2017

Product Warranties Disclosures [Abstract]

Product Warranties

PRODUCT WARRANTIES

The Company typically provides one to three-year parts and service warranties on lasers and amplifiers. Most of the Company's sales offices provide support to customers in their respective geographic areas. Warranty reserves have generally been sufficient to cover product warranty repair and replacement costs.

The following table summarizes product warranty activity recorded during the three months ended March 31, 2017 and 2016.

	2017			2016
Balance at January 1	$	33,978		$	28,210
Provision for warranty accrual	4,523			4,814
Warranty claims	(2,966		)	(3,562		)
Foreign currency translation	438			780
Balance at March 31	$	35,973		$	30,242

Accrued warranty reported in the accompanying consolidated financial statements as of March 31, 2017 and December 31, 2016 consisted of $16,974 and $15,711 in accrued expenses and other liabilities and $18,999 and $18,267 in other long-term liabilities, respectively.