MARKETABLE SECURITIES (Details 3) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
Jul. 14, 2015 |
Jun. 30, 2015 |
Jun. 30, 2014 |
Jun. 30, 2015 |
Jun. 30, 2014 |
|
| Proceeds from maturities and sales of current and non-current available-for-sale marketable securities and related gross realized gains and losses | |||||
| Proceeds from maturities and sales of available-for-sale marketable securities | $ 8,563 | $ 3,462 | $ 14,613 | $ 3,462 | |
| Gross realized gains | 5 | $ 2,299 | 5 | 2,299 | |
| Impairment of available-for-sale marketable securities | $ 500 | $ 64,281 | |||
| Subsequent Event | PlentyOfFish | |||||
| Proceeds from maturities and sales of current and non-current available-for-sale marketable securities and related gross realized gains and losses | |||||
| Purchase price | $ 575,000 | ||||
| Corporate debt securities | |||||
| Proceeds from maturities and sales of current and non-current available-for-sale marketable securities and related gross realized gains and losses | |||||
| Impairment of available-for-sale marketable securities | $ 300 | ||||