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NON-CONTROLLING INTERESTS (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2013 | Mar. 31, 2012
NON-CONTROLLING INTERESTS [Abstract] |  |
Net income attributable to NCI in DSIT | $ 21 | $ 8
Net loss attributable to NCI in USSI | (233) | (264)
Net Income (Loss) Attributable to Noncontrolling Interest | $ (212) | $ (256)

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