Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Cash flows from operating activities:
Net loss from continuing operations	$ (8,951,000)	$ (4,062,000)
Adjustments to reconcile net loss from continuing operations to net cash used by operating activities:
Depreciation and amortization	3,266,000	514,000
Stock based compensation	4,000	12,000
Loss on equity method investment	(112,000)	579,000
Loss (gain) on investments	424,000	1,076,000
Impairment of notes receivable and other investments	1,637,000
Gain on extinguishment of debt		(116,000)
Deferred tax benefit		(838,000)
Decrease (increase) in assets:
Accounts receivable	(430,000)	82,000
Inventory	602,000	(601,000)
Prepaid expenses and other current assets	1,597,000	(103,000)
Other assets	(68,000)	(382,000)
Increase (decrease) in liabilities:
Accounts payable	532,000	107,000
Accrued expenses	(4,697,000)	(3,521,000)
Other liabilities	126,000	(778,000)
Net cash used by operating activities	(6,070,000)	(8,031,000)
Cash flows from investing activities:
Purchase of property, plant and equipment	(942,000)	(72,000)
Purchase of real estate		(3,230,000)
Purchase of investment	(1,085,000)	(4,329,000)
Purchase of marketable securities	(4,693,000)	2,188,000
Disposal of property, plant and equipment	2,152,000
Note receivable investment	(791,000)	(1,006,000)
Net cash used by investing activities	(5,359,000)	(6,449,000)
Cash flows from financing activities:
Payments of long-term debt	(246,000)	(89,000)
Borrowings of long-term debt	6,193,000	110,000
Debt conversion to equity in subsidiary	840,000
Issuances of common stock, net of issuance costs	1,858,000	61,068,000
Net cash provided by financing activities	8,645,000	61,089,000
Cash flows from discontinued operations:
Cash (used) provide by discontinued operations		(12,000)
Net cash used by discontinued operations		(12,000)
Net increase (decrease) in cash	(2,784,000)	46,597,000
Cash and cash equivalents at beginning of period	56,595,000	5,226,000
Cash and cash equivalents at end of period	$ 53,811,000	$ 51,823,000