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STOCKHOLDERS' EQUITY - Public Offering of Common Stock - Additional Information (Details)
$ / shares in Units, $ in Millions
Jul. 05, 2017
USD ($)
$ / shares
shares
Public Offering  
Class Of Stock [Line Items]  
Shares of common stock issued | shares 5,750,000
Share price (in dollars per share) | $ / shares $ 7.75
Proceeds from sale of common stock in public offering $ 44.6
Underwriting discounts and commissions and transaction costs 3.0
Net proceeds from issuance of common stock $ 41.6
Exercise of Underwriters  
Class Of Stock [Line Items]  
Shares of common stock issued | shares 750,000