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CONTINGENCIES - Additional Information (Details) - USD ($)
$ in Thousands
Feb. 18, 2022
Aug. 13, 2021
Dec. 15, 2017
Reith v. Lichtenstein      
Contingencies [Line Items]      
Cash paid to plaintiff   $ 2,750  
Legal fees $ 2,050    
Litigation settlement, amount awarded from other party $ 2,750    
Reith v. Lichtenstein | Director | Restricted Stock      
Contingencies [Line Items]      
Number of shares surrendered   3,300,000  
Reith v. Lichtenstein | Director | Restricted Stock | Warren Lichtenstein      
Contingencies [Line Items]      
Number of vested shares surrendered (in shares)   1,833,333  
Number of nonvested shares surrendered (in shares)   300,000  
Reith v. Lichtenstein | Director | Restricted Stock | Jack Howard      
Contingencies [Line Items]      
Number of vested shares surrendered (in shares)   916,667  
Number of nonvested shares surrendered (in shares)   150,000  
Reith v. Lichtenstein | Director | Restricted Stock | William Fejes      
Contingencies [Line Items]      
Number of vested shares surrendered (in shares)   100,000  
Purchase agreement | SPHG Holdings | Series C convertible preferred stock      
Contingencies [Line Items]      
Proceeds from issuance of preferred stock     $ 35,000