CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)	Series 1, Series 2 and Bridge warrant Common Stock Common stock - voting	Series 1, Series 2 and Bridge warrant Additional paid-in capital	Series 1, Series 2 and Bridge warrant	Series 3 warrants Common Stock Common stock - voting	Series 3 warrants Additional paid-in capital	Series 3 warrants	ELOC Additional paid-in capital	ELOC	Private Investment in Public Entities Common Stock Common stock - voting	Private Investment in Public Entities Additional paid-in capital	Private Investment in Public Entities	Underwriter Settlement Agreement Noncontrolling Interest	Underwriter Settlement Agreement Accumulated deficit	Underwriter Settlement Agreement	At The Market Offering Common Stock Common stock - voting	At The Market Offering Additional paid-in capital	At The Market Offering	Registered public offering Common Stock Common stock - voting	Registered public offering Additional paid-in capital	Registered public offering	Common Stock Common stock - voting Streeterville	Common Stock Common stock - voting Iliad	Common Stock Common stock - voting	Common Stock Common stock - non-voting	Additional paid-in capital Streeterville	Additional paid-in capital Iliad	Additional paid-in capital	Noncontrolling Interest	Accumulated deficit	Accumulated other comprehensive loss	Streeterville	Iliad	Total
Beginning Balance at Dec. 31, 2020																											$ 184,101,000		$ (166,899,000)				$ 17,202,000
Beginning Balance (in shares) at Dec. 31, 2020																							506,765	2,120,786
Increase (decrease) in Stockholders' Equity (Deficit)
Issuance of common stock										$ 1,751,000	$ 1,751,000					$ 8,595,000	$ 8,595,000		$ (23,232,000)	$ (23,232,000)
Issuance of common stock (In shares)									9,679						39,086			53,711
Shares issued in exchange of notes payable and accrued interest																										$ 2,982,000						$ 2,982,000
Shares issued in exchange of notes payable and accrued interest (in shares)																						7,843
Shares issued in extinguishment of Exchange Note 2																											2,516,000						2,516,000
Shares issued in extinguishment of Exchange Note 2 (in shares)																							6,283
Shares issued to other third party for services																											16,000						16,000
Shares issued to other third party for services (in shares)																							75
Shares issued on exercise of warrants		$ 2,034,000	$ 2,034,000		$ 1,776,000	$ 1,776,000
Shares issued on exercise of warrants (in shares)	18,447			2,759
Shares issued upon exercise of stock options																											4,000						4,000
Shares issued upon exercise of stock options (in shares)																							42
Shares issued on conversion of Napo merger common shares (in shares)																							10
Acquisition of a subsidiary																												$ 247,000					247,000
Issuance of warrants							$ 124,000	$ 124,000
Stock-based compensation																											3,974,000						3,974,000
Net loss												$ (5,000)	$ (52,595,000)	$ (52,600,000)																			(52,600,000)
Translation adjustments																																	0
Ending Balance at Dec. 31, 2021																											231,105,000	242,000	(219,494,000)				11,853,000
Ending Balance (in shares) at Dec. 31, 2021																							644,700	2,120,786
Increase (decrease) in Stockholders' Equity (Deficit)
Issuance of common stock																$ 20,462,000	$ 20,462,000
Issuance of common stock (In shares)															923,164
Shares issued in exchange of notes payable and accrued interest																									$ 5,056,000	$ 6,207,000					$ 5,056,000	$ 6,207,000
Shares issued in exchange of notes payable and accrued interest (in shares)																					310,196	235,461
Shares issued to Synworld for services																											800,000						800,000
Shares issued to Synworld for services (in shares)																							45,896
Shares issued to other third party for services																											23,000						23,000
Shares issued to other third party for services (in shares)																							20,151
Shares issued upon vesting and release of restricted stock units																											100,000						100,000
Shares issued upon vesting and release of restricted stock units (in shares)																							2,516
Stock-based compensation																											3,218,000						3,218,000
Net loss																												(941,000)	(47,454,000)				(48,395,000)
Translation adjustments																														$ (680,000)			(680,000)
Ending Balance at Dec. 31, 2022																											$ 266,971,000	$ (699,000)	$ (266,948,000)	$ (680,000)			$ (1,356,000)
Ending Balance (in shares) at Dec. 31, 2022																							2,182,084	2,120,786