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MARKETABLE SECURITIES (Details 1) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Due in one year or less - Amortized cost $ 0
Due between one year to five years- Amortized cost 599
Gross unrealized gains (losses), Amortized cost 599
Due in one year or less - Gross unrealized Gains 0
Due between one year to five years - Gross unrealized Gains 65
Gross unrealized gains 65
Due in one year or less - Gross unrealized Losses 0
Due between one year to five years - Gross unrealized Losses 0
Gross unrealized Losses 0
Due in one year or less - Estimated fair value 0
Due between one year to five years - Estimated fair value 664
Available-for-sale Securities, Debt Securities $ 664