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BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - Narrative (Detail) - USD ($)
Dec. 31, 2018
Dec. 31, 2017
Accounting Policies [Abstract]    
Federal deposit insurance corporation (FDIC) limit $ 250,000 $ 250,000
Balance in excess of FDIC insurance limit 5,800,000 200,000
Restricted cash $ 2,903,493 $ 125,040