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SHARE-BASED COMPENSATION (Summary of Stock Option Activity) (Details) (USD $)
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12 Months Ended | |||||
|---|---|---|---|---|---|---|
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Dec. 31, 2012
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Dec. 31, 2011
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Feb. 26, 2009
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| Number of options | ||||||
| Outstanding | 7,356,249 | 6,962,675 | ||||
| Exercised | (1,635,252) | (479,196) | ||||
| Forfeited | (751,425) | (777,280) | ||||
| Expired | (91,475) | (10,750) | ||||
| Outstanding | 4,878,097 | 7,356,249 | ||||
| Weighted average exercise price per option | ||||||
| Outstanding | $ 1.40 | $ 1.40 | $ 3.30 | |||
| Exercised | $ 1.40 | $ 1.40 | ||||
| Forfeited | $ 1.40 | $ 1.40 | ||||
| Expired | $ 1.40 | $ 1.40 | ||||
| Outstanding | $ 1.40 | $ 1.40 | $ 3.30 | |||
| Weight average fair value at grant date | ||||||
| Outstanding | $ 1.01 | $ 1.22 | ||||
| Exercised | $ 1.01 | $ 1.22 | ||||
| Forfeited | $ 1.01 | $ 1.22 | ||||
| Expired | $ 1.01 | $ 1.22 | ||||
| Outstanding | $ 1.01 | $ 1.01 | ||||
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Granted on January 25, 2011 [Member]
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| Number of options | ||||||
| Granted | 27,000 | |||||
| Weighted average exercise price per option | ||||||
| Granted | $ 1.40 | |||||
| Weight average fair value at grant date | ||||||
| Granted | $ 1.13 | |||||
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Granted on December 15, 2010 but effective on May 10, 2011 (note) [Member]
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| Number of options | ||||||
| Granted | 812,700 | [1] | ||||
| Weighted average exercise price per option | ||||||
| Granted | $ 1.40 | [1] | ||||
| Weight average fair value at grant date | ||||||
| Granted | $ 1.12 | [1] | ||||
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Granted on May 10, 2011 [Member]
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| Number of options | ||||||
| Granted | 274,000 | |||||
| Weighted average exercise price per option | ||||||
| Granted | $ 1.40 | |||||
| Weight average fair value at grant date | ||||||
| Granted | $ 1.12 | |||||
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Granted on August 9, 2011 [Member]
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| Number of options | ||||||
| Granted | 532,100 | |||||
| Weighted average exercise price per option | ||||||
| Granted | $ 1.40 | |||||
| Weight average fair value at grant date | ||||||
| Granted | $ 0.79 | |||||
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Granted on November 8, 2011 [Member]
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| Number of options | ||||||
| Granted | 15,000 | |||||
| Weighted average exercise price per option | ||||||
| Granted | $ 1.40 | |||||
| Weight average fair value at grant date | ||||||
| Granted | $ 0.91 | |||||
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