OTHER RELATED PARTY TRANSACTIONS (Details) - USD ($)		12 Months Ended
	Jan. 31, 2018	Dec. 31, 2021	Dec. 31, 2020
Percentage of annual management fee payable in cash	0.375%
Term over which Management Agreement pays after employment termination (in months)	13 months
Revenues, net		$ 185,177,000	$ 54,891,000
Maximum
Revenues, net	$ 250,000
Everest Display, Inc
Accounts payable		0	36,000
Payments to acquire products		26,000	339,000
Proceeds from sale		$ 65,000	$ 2,000,000.0