INVESTMENTS - RELATED PARTIES (Details 2) - USD ($)	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Restructuring Cost and Reserve [Line Items]
Unrealized loss in common stock of Alzamend		$ 1,960,000
Investment in common stock, ending		$ 49,000
Alzamend [Member] | Common Stock [Member]
Restructuring Cost and Reserve [Line Items]
Investment in common stock ,beginning (in shares)	6,947,000
Investment in common stock (in dollar per share)	$ 1.90
Investment in common stock,beginning	$ 13,230,000
Open market purchases after initial public offering (in shares)	153,000
Open market purchases after initial public offering (in dollar per share)	$ 1.27
Open market purchases after initial public offering	$ 194,000
Unrealized loss in common stock of Alzamend	$ (4,691,000)
Investment in Alzamend common stock (in shares)	7,100,000
Investment in Alzamend common stock (in dollar per share)	$ 1.23
Investment in Alzamend common stock	$ 8,733,000
Investment in Alzamend options	(4,000)
Investment in common stock, ending	$ 8,729,000