Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Preferred Stock [Member] Series A Redeemable Convertible Preferred Stock [Member]	Common Stock [Member]	AOCI Attributable to Parent [Member]	Retained Earnings [Member]	Total
Balance at Dec. 31, 2021		$ 252,954	$ 37	$ (187,774)	$ 65,217
Balance, shares at Dec. 31, 2021		4,612
Net Loss				(27,924)	(27,924)
Foreign currency translation adjustment			(18)		(18)
Stock-based compensation		7,423			7,423
Shares issued upon vesting of RSU, net of shares retired to pay employees’ taxes
Shares issued upon vesting of RSU, shares		5
Accretion of Series A convertible preferred stock to redemption value	294	$ (294)			(294)
Issuance of common shares, including at-the-market transactions, net of financing costs and underwriting discounts		$ 32,453			32,453
Issuance of common shares, including at-the-market transactions, net of financing costs and underwriting discounts, shares		1,314
Issuance of Series A redeemable convertible preferred stock, net of financing costs	$ 4,782
Issuance of Series A redeemable convertible preferred stock, net of financing costs, shares	6
Balance at Sep. 30, 2022	$ 5,076	$ 292,536	19	(215,698)	76,857
Balance, shares at Sep. 30, 2022	6	5,931
Balance at Jun. 30, 2022	$ 4,854	$ 289,649	31	(206,437)	83,243
Balance, shares at Jun. 30, 2022	6	5,930
Net Loss				(9,333)	(9,333)
Foreign currency translation adjustment			(12)		(12)
Stock-based compensation		3,181			3,181
Shares issued upon vesting of RSU, net of shares retired to pay employees’ taxes
Shares issued upon vesting of RSU, shares		1
Accretion of Series A convertible preferred stock to redemption value	222	$ (294)		72	(222)
Balance at Sep. 30, 2022	$ 5,076	$ 292,536	19	(215,698)	76,857
Balance, shares at Sep. 30, 2022	6	5,931
Balance at Dec. 31, 2022	$ 5,302	$ 294,929	39	(260,676)	34,292
Balance, shares at Dec. 31, 2022	6	5,932
Net Loss				(11,789)	(11,789)
Foreign currency translation adjustment			(7)		(7)
Stock-based compensation		2,276			2,276
Vesting of bonus awards		72			72
Shares issued upon vesting of RSU, net of shares retired to pay employees’ taxes
Shares issued upon vesting of RSU, shares		45
Shares issued for consultant services		$ 36			36
Shares issued for consultant services, shares		9
Accretion of Series A convertible preferred stock to redemption value	621	$ (621)			(621)
Sale of common shares, net of financing costs		$ 13,421			13,421
Sale of common shares, net of financing costs, shares		2,275
Deemed dividend on Series A redeemable convertible preferred stock		$ (118)			(118)
Redemption of Series A redeemable convertible preferred stock	$ (1,000)
Redemption of SeriesA redeemable convertible preferred stock, shares	(1)
Balance at Sep. 30, 2023	$ 4,923	$ 309,995	32	(272,465)	37,562
Balance, shares at Sep. 30, 2023	5	8,261
Balance at Jun. 30, 2023	$ 4,725	$ 309,535	41	(265,976)	43,600
Balance, shares at Jun. 30, 2023	5	8,250
Net Loss				(6,489)	(6,489)
Foreign currency translation adjustment			(9)		(9)
Stock-based compensation		608			608
Vesting of bonus awards		14			14
Shares issued upon vesting of RSU, net of shares retired to pay employees’ taxes
Shares issued upon vesting of RSU, shares		2
Shares issued for consultant services		$ 36			36
Shares issued for consultant services, shares		9
Accretion of Series A convertible preferred stock to redemption value	198	$ (198)			(198)
Balance at Sep. 30, 2023	$ 4,923	$ 309,995	$ 32	$ (272,465)	$ 37,562
Balance, shares at Sep. 30, 2023	5	8,261