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MARKETABLE SECURITIES - Gross unrealized gains (losses) on marketable securities (Details 1) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Schedule of Available-for-sale Securities [Line Items]
Gross unrealized Gains	$ 92	$ 26
Gross unrealized (Losses)	(18)	(29)
Municipal Obligations
Schedule of Available-for-sale Securities [Line Items]
Gross unrealized Gains	65	4
Gross unrealized (Losses)	(17)	(4)
Corporate Obligations
Schedule of Available-for-sale Securities [Line Items]
Gross unrealized Gains	27	22
Gross unrealized (Losses)	$ (1)	$ (25)

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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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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