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NET (LOSS) INCOME PER SHARE (Narrative) (Details) (USD $)
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3 Months Ended | 6 Months Ended | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Jun. 30, 2013
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Jun. 30, 2012
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Jun. 30, 2013
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Jun. 30, 2013
Roth Capital Partners [Member]
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Jun. 30, 2012
Roth Capital Partners [Member]
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Feb. 08, 2011
Roth Capital Partners [Member]
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Jun. 30, 2013
China High Growth Capital [Member]
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Jun. 30, 2012
China High Growth Capital [Member]
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Jul. 11, 2011
China High Growth Capital [Member]
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Jun. 30, 2013
February 2010 Offering [Member]
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Jun. 30, 2012
February 2010 Offering [Member]
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Feb. 10, 2010
February 2010 Offering [Member]
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| Share-based Goods and Nonemployee Services Transaction [Line Items] | ||||||||||||
| Exercise price of warrant issued | 6.00 | 6.00 | 6.00 | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | |||
| Warrant, average stock price per share | $ 1.05 | $ 1.49 | $ 1.28 | |||||||||