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Warrants (Detail) | 12 Months Ended
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Dec. 31, 2017 $ / shares shares
Stock Warrants |
Number of Shares Underlying Warrants | shares | 804,139
Exercise price | $ / shares | $ 1.20
Expiration date | Mar. 17, 2019
Warrant One [Member] |
Number of Shares Underlying Warrants | shares | 240,444
Exercise price | $ / shares | $ 0.7875
Expiration date | Sep. 24, 2020

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- Definition Exercise price of the warrants. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column A + Details
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- Definition Share based compensation arrangement by share based payment award non option equity instrument expiration date. + References No definition available. + Details
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- Details
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