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NATURE OF OPERATIONS - Nature of Operations (Details) - USD ($)
$ in Millions
May 01, 2023
Apr. 30, 2023
Jul. 31, 2022
Mar. 16, 2022
Nature Of Operations [Line Items]        
Preferred stock, shares issued (in shares)   0 0  
Cash and cash equivalents   $ 62.7 $ 53.1  
Excess working capital   34.5    
Steel Partners Group | Subsequent Event | Exchange Transaction Agreement        
Nature Of Operations [Line Items]        
Increase in operating capital $ 203.0      
Steel Partners Group | Series E Preferred Stock | Subsequent Event | Exchange Transaction Agreement        
Nature Of Operations [Line Items]        
Preferred stock, shares issued (in shares) 3,500,000      
Umpqua Revolver        
Nature Of Operations [Line Items]        
Line of credit facility, maximum credit commitment   12.5   $ 12.5
Line of credit facility, sublimit borrowing capacity   $ 5.0   $ 5.0