Consolidated Statement of Stockholders' Equity (Deficit) - USD ($)	Preferred Stock [Member] Noncontrolling Interest [Member]	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Noncontrolling Interest [Member]	Total
Balance (in shares) at Dec. 31, 2020			225,885,682
Balance at Dec. 31, 2020			$ 151,000	$ 135,849,000	$ (132,041,000)	$ (101,000)	$ (4,093,000)	$ (235,000)
Conversion of notes (in shares)			1,966,439
Conversion of notes			$ 1,000	327,000	0	0	0	328,000
Issuance of common stock for services (in shares)			2,127,467
Issuance of common stock for services			$ 1,000	366,000	0	0	0	367,000
Issuance of common stock for interest (in shares)			81,777
Issuance of common stock for interest			$ 0	16,000	0	0	0	16,000
Sale of stock for cash (in shares)			29,691,886
Sale of stock for cash			$ 20,000	4,862,000	0	0	0	$ 4,882,000
Warrant exercise (in shares)			1,283,333					1,283,333
Warrant exercise			$ 1,000	163,000	0	0	0	$ 164,000
Return of shares held by Clyra Medical (re Scion) (in shares)			(5,142,858)
Return of shares held by Clyra Medical (re Scion)			$ (3,000)	(921,000)	0	0	1,286,000	362,000
Stock option compensation expense			0	1,308,000	0	0	0	1,308,000
Fair value of warrant recorded as debt discount			0	35,000	0	0	0	35,000
Noncontrolling interest allocation			0	1,149,000	0	0	(1,149,000)	0
Clyra stock options issued for services			0	564,000	0	0	0	564,000
Issuance of Clyra common stock for cash			0	0	0	0	50,000	50,000
Net loss			0	0	(7,080,000)	0	186,000	(6,894,000)
Foreign currency translation			0	0	0	(14,000)	0	(14,000)
Foreign currency translation			$ 0	0	0	(14,000)	0	(14,000)
Balance (in shares) at Dec. 31, 2021			255,893,726
Balance at Dec. 31, 2021			$ 171,000	143,718,000	(139,121,000)	(115,000)	(3,720,000)	933,000
Issuance of common stock for services (in shares)			1,448,512
Issuance of common stock for services			$ 1,000	290,000	0	0	0	291,000
Sale of stock for cash (in shares)			19,580,225
Sale of stock for cash			$ 13,000	3,604,000	0	0	0	3,617,000
Stock option compensation expense			0	1,663,000	0	0	0	1,663,000
Noncontrolling interest allocation			0	(1,287,000)	0	0	1,287,000	0
Clyra stock options issued for services			0	408,000	0	0	0	408,000
Issuance of Clyra common stock for cash	$ 225,000	$ 225,000	0	0	0	0
Net loss			0	0	(4,473,000)	0	(659,000)	(5,132,000)
Foreign currency translation			$ 0	0	0	(34,000)	0	(34,000)
Stock issued as commitment fee (in shares)			1,250,000
Stock issued as commitment fee			$ 1,000	(1,000)	0	0	0	0
Stock option exercise (in shares)			290,243
Stock option exercise			$ 0	40,000	0	0	0	40,000
Foreign currency translation			$ 0	0	0	(34,000)	0	(34,000)
Balance (in shares) at Dec. 31, 2022			278,462,706
Balance at Dec. 31, 2022			$ 186,000	$ 148,435,000	$ (143,594,000)	$ (149,000)	$ (2,867,000)	$ 2,011,000