THE COMPANY AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES: (Product warranty, Advertising, AOCI, ESPP) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Product warranty
Warranty period (up to)	3 years
Changes in the entity's liability for product warranty
Balance, product warranty accrual	$ 1,641	$ 1,932
Assumed warranty liability from acquisition	290	0
New warranties issued during the period	1,727	2,529
Reversal of warranty reserves	(856)	(480)
Settlements during the period	(1,328)	(2,340)
Balance, product warranty accrual	1,474	1,641	$ 1,932
Less: long term portion of product warranty liability	(211)	(435)
Product warranty liability	1,263	1,206
Advertising
Advertising expense	$ 2,100	$ 2,000	$ 700
Employee stock option [Member]
Accumulated other comprehensive income (loss)
Expected term (in years)			5 years 9 months 7 days