INTERIM CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Statement of Comprehensive Income [Abstract]
Net income (loss):	$ 168	$ (1,526)	$ 654	$ 459
Available-for-sale securities:
Changes in unrealized gains (losses)	(162)	(5)		(12)
Reclassification adjustments for (gains) losses included in net income	33	(17)	46	(16)
Net change	(129)	(22)	46	(28)
Cash flow hedges:
Changes in unrealized gains (losses)	385	32	275	60
Reclassification adjustments for (gains) losses included in net income	(72)	(23)	1	(24)
Net change	313	9	276	36
Other comprehensive income (loss) before tax	184	(13)	322	8
Income tax expense (benefit) related to components of other comprehensive income (loss)	12	(5)	25	(9)
Other comprehensive income (loss), net of taxes	172	(8)	297	17
Comprehensive income (loss)	$ 340	$ (1,534)	$ 951	$ 476