ACCRUED EXPENSES (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
ACCRUED EXPENSES [Abstract]
Sales commissions	$ 2,429		$ 2,824
Subcontracting labor	1,472		1,942
Salaries, bonuses and related benefits	19,416		15,672
Warranty accrual	2,718		3,659
Other	8,154		14,226
Accrued expenses	34,189		$ 38,323	[1]
Schedule of warranty accrual account for the period from the acquisition date [Roll Forward]
Beginning balance as of beginning of period	3,659	$ 6,032
Charges and costs accrued	91	2,781
Adjustments related to pre-existing warranties (including changes in estimates)	(735)	(1,040)
Less repair costs incurred	(278)	(1,577)
Less cash settlements	0	(1,522)
Currency translation	(19)	25
Ending balance as of end of period	$ 2,718	$ 4,699

[1] (Revised)