Face amount or stated value per share of common stock.

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Number of new stock issued during the period.

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Amount of stock repurchase plan authorized.

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Period which shares may be purchased under a stock repurchase plan authorized by an entity's Board of Directors, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Represents premium percentage on common stock price.

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Represents number of shares of common stock repurchased.

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Represents number of shares in reporting entity sold by investee.

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The number of shares authorized to be repurchased by an entity's board of directors under a stock repurchase plan after reverse share split.

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Represents the share price at which shares can be repurchased under a stock repurchase plan.

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COMMON STOCK REPURCHASE AND ISSUANCE (Details) (USD $)	12 Months Ended			0 Months Ended			17 Months Ended	0 Months Ended
COMMON STOCK REPURCHASE AND ISSUANCE (Details) (USD $)	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Jan. 17, 2014	Mar. 11, 2014	Aug. 12, 2011	Dec. 31, 2012	Nov. 30, 2012	Nov. 12, 2014
Repurchase program disclosures [Line Items]
Value of shares repurchased	$ 10,308,000	$ 30,680,000	$ 8,842,000
Per share price of investment	$ 2.83us-gaap_SharePrice
Par value of shares (in dollars per share)	$ 0.00375	$ 0.00375
Share Purchase Agreement [Member] \| Reporting Entities [Member]
Repurchase program disclosures [Line Items]
Value of shares repurchased				9,900,000
Per share price of investment				$ 2.54
Number of shares of common stock repurchased				3,883,875
Share Purchase Agreement [Member] \| Shah Capital [Member]
Repurchase program disclosures [Line Items]
Per share price of investment				$ 2.54
Number of shares of common stock repurchased				1,000,000
Share Purchase Agreement [Member] \| Softbank [Member]
Repurchase program disclosures [Line Items]
Number of shares in reporting entity sold by investee				4,883,875
Per share price of investment				$ 0.00375
Subscription Agreement [Member] \| Shah Capital [Member]
Repurchase program disclosures [Line Items]
Share price (in dollars per share)					$ 2.67
Number of shares of common stock issued					2,000,000
Par value of shares (in dollars per share)					$ 0.00375
Premium percentage					1.30%
Repurchase program, August 2011 [Member]
Repurchase program disclosures [Line Items]
Maximum ordinary shares outstanding under the repurchase program						20,000,000
Period over which shares can be repurchased						12 months
Shares repurchased under program			4,174,875				4,174,875
Value of shares repurchased							15,100,000
Tender offer repurchase program [Member]
Repurchase program disclosures [Line Items]
Value of shares repurchased								30,000,000
Ordinary shares authorized to be repurchased under a tender offer								8,333,333
Share price (in dollars per share)								$ 3.6
Ordinary shares repurchased								8,333,333
Repurchase program, November 2014 [Member]
Repurchase program disclosures [Line Items]
Maximum ordinary shares outstanding under the repurchase program									40,000,000
Period over which shares can be repurchased									24 months
Shares repurchased under program	166,421
Value of shares repurchased	$ 400,000