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Warrants (Details)
Mar. 31, 2017
$ / shares
shares
Warrants Details  
Warrant to purchase shares of common stock | shares 80,000
Warrant to purchase shares of common stock at an exercise price per share | $ / shares $ 4.13
Warrant to purchase shares of common stock | shares 1,621,500
Warrant to purchase shares of common stock at an exercise price per share | $ / shares $ 4.00