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STOCKHOLDERS' EQUITY (Details) (USD $) | 0 Months Ended |
--- | --- | ---
Mar. 31, 2015 | Mar. 31, 2015
STOCKHOLDERS' EQUITY |  |
Number of warrants exercised | 235,000 gern_NumberOfWarrantsExercised |
Exercise price of warrants issued (in dollars per share) |  | $ 3.75 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Proceeds from exercise of warrants | $ 881,000 us-gaap_ProceedsFromWarrantExercises |

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- Definition Number Of Warrants Exercised + References No definition available. + Details
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- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(4)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock warrants. + References No definition available. + Details
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- Details
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