Condensed Consolidated Statement of Stockholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Common Stock Private Placement	Common Stock	Additional Paid-in Capital Private Placement	Additional Paid-in Capital Private Warrants	Additional Paid-in Capital Private Pre-Funded Warrants	Additional Paid-in Capital	Accumulated Other Comprehensive Income (Loss)	Accumulated Deficit	Private Placement	Private Warrants	Private Pre-Funded Warrants	Total
Beginning Balance at Dec. 31, 2022		$ 4				$ 98,079	$ (8)	$ (88,523)				$ 9,552
Beginning Balances (in shares) at Dec. 31, 2022		38,023
Share-based compensation						227						227
Share-based compensation (in shares)		223
Fair value of stock issued in payment of accrued compensation						234						234
Fair value of stock issued in payment of accrued compensation (in shares)		296
Shares issued for services						3						3
Shares issued for services (per share) (in shares)		4
Net loss								(1,429)				(1,429)
Ending Balance at Mar. 31, 2023		$ 4				98,543	(8)	(89,952)				8,587
Ending Balances (in shares) at Mar. 31, 2023		38,546
Beginning Balance at Dec. 31, 2022		$ 4				98,079	(8)	(88,523)				9,552
Beginning Balances (in shares) at Dec. 31, 2022		38,023
Net loss												(4,239)
Ending Balance at Sep. 30, 2023		$ 4				98,725	(21)	(92,762)				5,946
Ending Balances (in shares) at Sep. 30, 2023		38,566
Beginning Balance at Mar. 31, 2023		$ 4				98,543	(8)	(89,952)				8,587
Beginning Balances (in shares) at Mar. 31, 2023		38,546
Share-based compensation						59						59
Shares issued for services						2						2
Shares issued for services (per share) (in shares)		4
Foreign-exchange translation adjustment							(12)					(12)
Shares issued upon exercise of options (in shares)		12
Net loss								(1,478)				(1,478)
Ending Balance at Jun. 30, 2023		$ 4				98,604	(20)	(91,430)				7,158
Ending Balances (in shares) at Jun. 30, 2023		38,562
Share-based compensation						119						119
Shares issued for services						2						2
Shares issued for services (per share) (in shares)		4
Foreign-exchange translation adjustment							(1)					(1)
Net loss								(1,332)				(1,332)
Ending Balance at Sep. 30, 2023		$ 4				98,725	(21)	(92,762)				5,946
Ending Balances (in shares) at Sep. 30, 2023		38,566
Beginning Balance at Dec. 31, 2023		$ 4				98,922	(17)	(93,717)				5,192
Beginning Balances (in shares) at Dec. 31, 2023		38,687
Share-based compensation						67						67
Share-based compensation (in shares)		67
Fair value of stock issued in payment of accrued compensation						326						326
Fair value of stock issued in payment of accrued compensation (in shares)		307
Shares issued for services						3						3
Shares issued for services (per share) (in shares)		4
Foreign-exchange translation adjustment							(3)					(3)
Tax withholdings related to share-based compensation						(16)						(16)
Tax withholdings related to share-based compensation (in Shares)		(22)
Net loss								(1,108)				(1,108)
Ending Balance at Mar. 31, 2024		$ 4				99,302	(20)	(94,825)				4,461
Ending Balances (in shares) at Mar. 31, 2024		39,043
Beginning Balance at Dec. 31, 2023		$ 4				98,922	(17)	(93,717)				5,192
Beginning Balances (in shares) at Dec. 31, 2023		38,687
Net loss												(4,135)
Ending Balance at Sep. 30, 2024		$ 5				112,686	(16)	(97,852)				14,823
Ending Balances (in shares) at Sep. 30, 2024		50,235
Beginning Balance at Mar. 31, 2024		$ 4				99,302	(20)	(94,825)				4,461
Beginning Balances (in shares) at Mar. 31, 2024		39,043
Share-based compensation						344						344
Share-based compensation (in shares)		256
Issuance of common stock in public offering, net of expenses		$ 1	$ 865			2,390			$ 865			2,391
Issuance of common stock in public offering, net of expenses (in shares)	2,250	5,314
Issuance of warrants in public offering, net of expenses			$ 2,389		$ 1,214	1,831			$ 2,389		$ 1,214	1,831
Issuance of common stock for participation right exercise, net of expenses				$ 2,250		1,447				$ 2,250		1,447
Issuance of common stock for participation right exercise, net of expenses (in shares)		3,350
Issuance of prefunded warrants for participation right exercise, net of expenses						580						580
Shares issued for services						3						3
Shares issued for services (per share) (in shares)		4
Foreign-exchange translation adjustment							(1)					(1)
Tax withholdings related to share-based compensation						(13)						(13)
Tax withholdings related to share-based compensation (in Shares)		(11)
Net loss								(1,872)				(1,872)
Ending Balance at Jun. 30, 2024		$ 5				112,602	(21)	(96,697)				15,889
Ending Balances (in shares) at Jun. 30, 2024		50,206
Share-based compensation						73						73
Shares issued for services						20						20
Shares issued for services (per share) (in shares)		29
Foreign-exchange translation adjustment							5					5
Tax withholdings related to share-based compensation						(9)						(9)
Net loss								(1,155)				(1,155)
Ending Balance at Sep. 30, 2024		$ 5				$ 112,686	$ (16)	$ (97,852)				$ 14,823
Ending Balances (in shares) at Sep. 30, 2024		50,235