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MARKETABLE SECURITIES - Gross unrealized gains (losses) on marketable securities (Details 1) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Schedule of Available-for-sale Securities [Line Items]
Gross unrealized Gains	$ 74	$ 122
Gross unrealized (Losses)	(35)	(37)
Municipal Obligations
Schedule of Available-for-sale Securities [Line Items]
Gross unrealized Gains	61	121
Gross unrealized (Losses)	(34)	(31)
Corporate obligations
Schedule of Available-for-sale Securities [Line Items]
Gross unrealized Gains	13	1
Gross unrealized (Losses)	$ (1)	$ (6)

X

- Definition

Amount of accumulated pre-tax unrealized gains on investments in available-for-sale securities that are recognized in Accumulated Other Comprehensive Income (AOCI).

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- Definition

Amount of accumulated pre-tax unrealized loss before deducting unrealized gain on investments in available- for-sale securities recognized in Accumulated Other Comprehensive Income (AOCI).

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