ACCRUED EXPENSES (Tables)

3 Months Ended

Mar. 31, 2019

ACCRUED EXPENSES [Abstract]

Accrued Expenses

Accrued expenses consist of the following:

	March 31,		December 31,
	2019		2018
Sales commissions	$	2,600	$	2,609
Subcontracting labor		1,520		1,550
Salaries, bonuses and related benefits		13,479		18,275
Warranty accrual		1,116		1,078
Other		8,503		8,778
	$	27,218	$	32,290

Activity and Liability Balances Related to Restructuring Costs

Activity and liability balances related to restructuring costs for the three months ended March 31, 2019 are as follows:

			Three Months Ended
			March 31, 2019
	Liability at				Cash Payments			Liability at
	December 31,		New		and Other			March 31,
	2018		Charges		Settlements			2019
Severance costs	$	-	$	207	$	(63	)	$	144
Other restructuring costs		-		740		-			740
Total	$	-	$	947	$	(63	)	$	884