ACQUIRED INTANGIBLE ASSETS, NET (Schedule of Acquired Intangible Assets) (Details) - USD ($) $ in Thousands |
Dec. 31, 2015 |
Dec. 31, 2014 |
|---|---|---|
| Finite-Lived Intangible Assets [Line Items] | ||
| Intangible assets, gross | $ 31,680 | $ 31,808 |
| Less: Accumulated amortization | (17,338) | (14,529) |
| Impairment loss recognized | (5,287) | (820) |
| IPR&D not subject to amortization | 420 | 420 |
| Less: Impairment loss in respect of IPR&D recognized | (420) | (420) |
| Acquired intangible assets, net | 9,055 | 16,459 |
| Purchased software [Member] | ||
| Finite-Lived Intangible Assets [Line Items] | ||
| Intangible assets, gross | 8,471 | 8,654 |
| Less: Accumulated amortization | (6,742) | (6,961) |
| Impairment loss recognized | (168) | (168) |
| Technology licenses [Member] | ||
| Finite-Lived Intangible Assets [Line Items] | ||
| Intangible assets, gross | 23,209 | 23,154 |
| Less: Accumulated amortization | (10,596) | (7,568) |
| Impairment loss recognized | $ (5,119) | $ (652) |