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INVESTMENTS: (Details 1) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
	Mar. 31, 2014	Dec. 31, 2013
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Fair Value less than 1 Year	$ 863	$ 884
Available-for-sale Securities, Unrealized Losses less than 1 Year	(24)	(29)
Available-for-sale Securities, Fair Value greater than 1 Year	1,719	1,477
Available-for-sale Securities, Unrealized Losses greater than 1 Year	(79)	(186)
Available For Sale Securities, Total Unrealized Losses	(103)	(215)
Corporate debt securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Fair Value less than 1 Year	574	119
Available-for-sale Securities, Unrealized Losses less than 1 Year	(2)	(2)
Available-for-sale Securities, Fair Value greater than 1 Year	0	0
Available-for-sale Securities, Unrealized Losses greater than 1 Year	0	0
Available For Sale Securities, Total Unrealized Losses	(2)	(2)
Government sponsored enterprise mortgage-backed securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Fair Value less than 1 Year	0
Available-for-sale Securities, Unrealized Losses less than 1 Year	0
Available-for-sale Securities, Fair Value greater than 1 Year	0
Available-for-sale Securities, Unrealized Losses greater than 1 Year	0
Available For Sale Securities, Total Unrealized Losses	0
Mutual funds [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Fair Value less than 1 Year	289	765
Available-for-sale Securities, Unrealized Losses less than 1 Year	(22)	(27)
Available-for-sale Securities, Fair Value greater than 1 Year	1,719	1,477
Available-for-sale Securities, Unrealized Losses greater than 1 Year	(79)	(186)
Available For Sale Securities, Total Unrealized Losses	$ (101)	$ (213)

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- Definition

This item represents the aggregate fair value and aggregate Losses of investments in debt and equity securities in an unrealized loss position which are categorized neither as held-to-maturity nor trading securities.

+ References

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Amount of unrealized loss on securities classified as available-for-sale that have been in a loss position for twelve months or longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 6

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Amount of unrealized loss on investments in available-for-sale securities that have been in a loss position for less than twelve months.

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-Name Accounting Standards Codification

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-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563



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-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563



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