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CONVERTIBLE NOTES (Narrative) (Details) - USD ($) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 18, 2013 | Dec. 31, 2013
Number of shares for basis conversion | 173.6593 |
Net proceeds from issuance of convertible notes | $ 66,800,000 | $ 66,780,000
Principal amount, related to the initial purchaser's over-allotment option | $ 9,000,000 |
Maturity | Sep. 15, 2018 |
Interest rate | 4.50% |
Conversion price per share | $ 5.76 |
Base value for conversion rate | $ 1,000 |
Debt Instrument, Convertible, Remaining Discount Amortization Period | 5 years |
Convertible Notes Payable [Member] |  |
Principal amount | $ 69,000,000 |

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- Definition The price per share of the conversion feature embedded in the debt instrument. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6928298&loc=SL6031898-161870 + Details
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