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Subsequent Events - Additional Information (Details) - Subsequent Event [Member]
Feb. 06, 2017
USD ($)
$ / shares
shares
Subsequent Event [Line Items]  
Aggregate number of units (in shares) | shares 2,090,000
Aggregate number of units, per unit (in shares) $ 1.75
Proceeds from issuance of common stock and warrants | $ $ 3,657,500
Expected term of warrant 2 years
Class Of Warrant Or Right Description Each unit will consist of one share of common stock and one warrant to purchase one-half of a share of common stock
Exercisable in First Year  
Subsequent Event [Line Items]  
Exercise price of warrants $ 2.00
Exercisable in Second Year  
Subsequent Event [Line Items]  
Exercise price of warrants $ 2.25