INCOME TAXES (Details Narrative) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2021	Dec. 31, 2020
Operating Loss Carryforwards [Line Items]
Gross deferred tax assets	$ 67,633	$ 66,856
Net operating loss expiration year	Portions of these carryforwards will expire through 2038
Federal [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 236,300	$ 237,700
Net operating loss expiration year		will expire in 2021
Deferred Income Taxes and Tax Credits		$ 3,300
State [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 76,600	$ 69,800
Net operating loss expiration year	expire in various amounts from 2028 through 2040.
State [Member] | CALIFORNIA
Operating Loss Carryforwards [Line Items]
Net operating loss expiration year		no expiration date.
Deferred Income Taxes and Tax Credits		$ 1,400