v3.19.2
Acquisition of Cooltech Corp - Additional Information (Detail) - Cooltech Corp. [Member] - USD ($)
6 Months Ended
Jun. 30, 2019
Jun. 01, 2018
Business Acquisition [Line Items]    
Stock price, per share   $ 1.00
Cash   $ 21,000
Accounts payable   $ 21,000
Gain recognized on pending claim $ 1,277,000