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NOTES PAYABLE - NET OF ORIGINAL ISSUE DISCOUNT (Details) - USD ($)
Dec. 31, 2019
Mar. 31, 2018
Feb. 28, 2013
Debt Instrument [Line Items]      
Less current portion $ (38,310,000) $ (43,319,000)  
Long Term Portion 11,604,000 19,132,000  
Prospect Loan [Member]      
Debt Instrument [Line Items]      
Debt amount, at issuance 70,000,000 70,000,000 $ 70,000,000
PIK Interest 4,778,000 4,778,000  
Payments to date (62,219,000) (54,151,000)  
Notes payable, net 12,559,000 20,627,000  
Less current portion 0 0  
Long Term Portion $ 12,559,000 $ 20,627,000