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SUBSEQUENT EVENTS (Details) (USD $) In Millions, except Share data, unless otherwise specified |  |  |  |  | 0 Months Ended |  | 0 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Mar. 21, 2013 Previous authorization | Jan. 17, 2014 Subsequent Events Share Purchase Agreement Reporting entity | Jan. 17, 2014 Subsequent Events Share Purchase Agreement Shah Capital | Jan. 17, 2014 Subsequent Events Share Purchase Agreement Softbank | Mar. 11, 2014 Subsequent Events Subscription Agreement Shah Capital
Subsequent events |  |  |  |  |  |  |
Amount of shares in reporting entity sold by investee |  |  |  |  |  | $ 10 |
Number of shares in reporting entity sold by investee |  |  |  |  |  | 4,883,875 |
Share price (in dollars per share) | $ 2.77 |  |  | $ 2.54 | $ 2.54 | $ 0.00375 | $ 2.67
Number of shares of common stock repurchased |  |  |  | 3,883,875 | 1,000,000 |  |
Investment, ownership interest before the agreement (as a percent) |  |  |  |  | 17.20% |  |
Investment, ownership interest (as a percent) |  |  |  |  | 21.90% |  | 26.00%
Number of shares of common stock issued |  |  |  |  |  |  | 2,000,000
Common stock, par value (in dollars per share) | $ 0.00375 | $ 0.00375 | $ 0.00125 |  |  |  | $ 0.00375
Premium percentage |  |  |  |  |  |  | 1.30%
Period used to determine share price of common stock |  |  |  |  |  |  | 30 days

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- Definition Number of new stock issued during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
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