ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Tables)

6 Months Ended

Jun. 30, 2018

Equity [Abstract]

Changes in Accumulated Balances of Other Comprehensive Income (Loss), Net of Tax

The following tables summarize the changes in accumulated balances of other comprehensive income (loss), net of taxes:

	Six months ended June 30, 2018 (unaudited)									Three months ended June 30, 2018 (unaudited)
	Unrealized gains (losses)  on available-for- sale marketable securities			Unrealized gains (losses) on cash flow hedges			Total			Unrealized gains (losses) on available-for-sale marketable securities			Unrealized gains (losses) on cash flow hedges			Total
Beginning balance	$	(586	)	$	—		$	(586	)	$	(1,184	)	$	(4	)	$	(1,188	)
Other comprehensive income (loss) before reclassifications		(754	)		(250	)		(1,004	)		(159	)		(229	)		(388	)
Amounts reclassified from accumulated other comprehensive income (loss)		(2	)		175			173			1			158			159
Net current period other comprehensive income (loss)		(756	)		(75	)		(831	)		(158	)		(71	)		(229	)
Ending balance	$	(1,342	)	$	(75	)	$	(1,417	)	$	(1,342	)	$	(75	)	$	(1,417	)
	Six months ended June 30, 2017 (unaudited)									Three months ended June 30, 2017 (unaudited)
	Unrealized gains (losses) on available-for-sale marketable securities			Unrealized gains (losses) on cash flow hedges			Total			Unrealized gains (losses)  on available-for- sale marketable securities			Unrealized gains (losses) on cash flow hedges			Total
Beginning balance	$	(502	)	$	5		$	(497	)	$	(327	)	$	38		$	(289	)
Other comprehensive income (loss) before reclassifications		195			164			359			48			—			48
Amounts reclassified from accumulated other comprehensive income (loss)		29			(169	)		(140	)		1			(38	)		(37	)
Net current period other comprehensive income (loss)		224			(5	)		219			49			(38	)		11
Ending balance	$	(278	)	$	—		$	(278	)	$	(278	)	$	—		$	(278	)

Details about Reclassification out of Accumulated Other Comprehensive Income Components

The following table provides details about reclassifications out of accumulated other comprehensive income (loss):

Details about Accumulated Other Comprehensive Income (Loss) Components	Amount Reclassified from Accumulated Other Comprehensive Income (Loss)												Affected Line Item in the Statements of Income
	Six months ended June 30,						Three months ended June 30,
	2018 (unaudited)			2017 (unaudited)			2018 (unaudited)			2017 (unaudited)
Unrealized gains (losses) on cash flow hedges	$	(4	)	$	4		$	(3	)	$	1		Cost of revenues
		(170	)		162			(154	)		37		Research and development
		(7	)		10			(6	)		2		Sales and marketing
		(15	)		12			(14	)		2		General and administrative
		(196	)		188			(177	)		42		Total, before income taxes
		(21	)		19			(19	)		4		Income tax expense (benefit)
		(175	)		169			(158	)		38		Total, net of income taxes
Unrealized gains (losses) on available-for-sale marketable securities		2			(40	)		(2	)		(2	)	Financial income (loss), net
		—			(11	)		(1	)		(1	)	Income tax benefit
		2			(29	)		(1	)		(1	)	Total, net of income taxes
	$	(173	)	$	140		$	(159	)	$	37		Total, net of income taxes