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PREFERRED STOCK (Detail) - USD ($)
$ / shares in Units, $ in Millions
 9 Months Ended
Jul. 16, 2020
May 19, 2020
Jul. 16, 2019
Sep. 30, 2021
Dec. 31, 2020
Temporary Equity [Line Items]          
Conversion price per share (in dollars per share) $ 4.00        
Series A 10% Convertible Preferred Stock          
Temporary Equity [Line Items]          
Convertible preferred stock issued/ sold (in shares)     210,000    
Face value of convertible preferred stock issued     $ 210.0    
Fair value of convertible preferred stock issued     $ 200.0    
Redemption of convertible preferred stock (in shares)   210,000      
Aggregate redemption value of convertible preferred stock issued   $ 210.0      
Accrued and unpaid dividends paid   $ 2.9      
Preferred stock, quarterly dividends rate   10.00%      
Series B 10% Convertible Preferred Stock          
Temporary Equity [Line Items]          
Convertible preferred stock issued/ sold (in shares)     175,000    
Proceeds from issuance of convertible preferred stock     $ 175.0    
Preferred stock, quarterly dividends rate       10.00% 10.00%
Conversion price per share (in dollars per share)       $ 4.00