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STOCKHOLDERS' EQUITY - Restricted Stock and Phantom Stock Awards (Detail) - Restricted Stock and Restricted Phantom Stock
3 Months Ended
Mar. 31, 2021
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]  
Total non-vested at December 31, 2020 (in shares) | shares 1,277,907
Granted | shares 13,636
Vested | shares (46,875)
Total non-vested at March 31, 2021 (in shares) | shares 1,244,668
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]  
Total non-vested at December 31, 2020 (in shares) | $ / shares $ 2.17
Granted | $ / shares 2.20
Vested | $ / shares 3.88
Total non-vested at March 31, 2021 (in shares) | $ / shares $ 2.10