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COMPREHENSIVE INCOME (LOSS) (Tables) | 12 Months Ended
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Dec. 31, 2012
COMPREHENSIVE INCOME (LOSS) [Abstract] |
Comprehensive Income (Loss) | Comprehensive income (loss) was comprised of net income (loss) plus or minus market value adjustments related to marketable securities. The components of comprehensive income (loss) were as follows:
|  | 2012 |  |  | 2011 |  |  | 2010 |
|  | (in thousands) |
Net income (loss) |  | $ | 2,179 |  |  | $ | (2,857 | ) |  | $ | (655 | )
Other comprehensive income (loss): |  |  |  |  |  |  |  |  |  |  |  |
Reclassification adjustment for realized gains on marketable securities, included in net income, net of income taxes |  |  | (1,009 | ) |  |  | (526 | ) |  |  | (189 | )
Reclassification adjustment for unrealized losses on marketable securities, included in net income, net of income taxes |  |  | 44 |  |  |  | 196 |  |  |  | 37 |
Change in fair value of marketable securities, net of income taxes |  |  | 495 |  |  |  | 629 |  |  |  | 1,495 |
Total comprehensive income (loss) |  | $ | 1,709 |  |  | $ | (2,558 | ) |  | $ | 688 |

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