Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Preferred Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares) at Dec. 31, 2021	40,851,945
Balance at Dec. 31, 2021	$ 4		$ 91,025	$ (49,759)	$ (6)	$ 41,264
Share-based compensation expense	$ 0		(2,628)	0	0	(2,628)
Dividends on convertible preferred stock						0
Common shares issued upon vesting of restricted stock units (in shares)	218,133
Net loss	$ 0		0	(14,082)	0	(14,082)
Common shares issued upon exercise of stock options (in shares)	55,500
Common shares issued upon exercise of stock options	$ 0		83	0	0	83
Share-based compensation expense	0		2,628	0	0	2,628
Net unrealized gain (loss) on short-term investments	0		0	0	62	62
Net loss for the period	$ 0		0	(14,082)	0	(14,082)
Balance (in shares) at Sep. 30, 2022	41,125,578
Balance at Sep. 30, 2022	$ 4		93,736	(63,841)	56	29,955
Balance (in shares) at Jun. 30, 2022	40,992,161
Balance at Jun. 30, 2022	$ 4		92,856	(59,976)	(17)	32,867
Share-based compensation expense	$ 0		(872)	0	0	(872)
Common shares issued upon vesting of restricted stock units (in shares)	127,917
Common shares issued upon vesting of restricted stock units	$ 0		0	0	0	0
Net loss	$ 0		0	(3,865)	0	(3,865)
Common shares issued upon exercise of stock options (in shares)	5,500
Common shares issued upon exercise of stock options	$ 0		8	0	0	8
Share-based compensation expense	0		872	0	0	872
Net unrealized gain (loss) on short-term investments	0		0	0	73	73
Net loss for the period	$ 0		0	(3,865)	0	(3,865)
Balance (in shares) at Sep. 30, 2022	41,125,578
Balance at Sep. 30, 2022	$ 4		93,736	(63,841)	56	29,955
Balance (in shares) at Dec. 31, 2022	41,175,993	0
Balance at Dec. 31, 2022	$ 4	$ 0	94,333	(67,376)	94	27,055
Share-based compensation expense	0	0	(1,648)	0	0	(1,648)
Dividends on convertible preferred stock	$ 0	$ 0	0	(193)		(193)
Convertible preferred stock issued, net of offering costs (in shares)	0	10,000
Convertible preferred stock issued, net of offering costs	$ 0	$ 2,036	0	0	0	2,036
Common shares issued upon vesting of restricted stock units (in shares)	862,993	0
Common shares issued upon vesting of restricted stock units	$ 0	$ 0	0	0	0	0
Issuance of common stock for acquisition (in shares)	1,250,000	0
Issuance of common stock for acquisition	$ 0	$ 0	1,938	0	0	1,938
Net loss	$ 0	$ 0	0	(11,819)	0	$ (11,819)
Common shares issued upon exercise of stock options (in shares)	250	0				250
Common shares issued upon exercise of stock options	$ 0	$ 0	0	0	0	$ 0
Share-based compensation expense	0	0	1,648	0	0	1,648
Settlement – US Treasury bills	0	0	0	0	(94)	(94)
Net unrealized gain (loss) on short-term investments						(0)
Net loss for the period	$ 0	$ 0	0	(11,819)	0	(11,819)
Balance (in shares) at Sep. 30, 2023	43,289,236	10,000
Balance at Sep. 30, 2023	$ 4	$ 2,036	97,919	(79,388)	0	20,571
Balance (in shares) at Jun. 30, 2023	41,910,687
Balance at Jun. 30, 2023	$ 4	0	96,182	(76,411)	0	19,775
Share-based compensation expense	0	0	(201)	(1)	0	(202)
Dividends on convertible preferred stock	$ 0	$ 0	0	(193)	0	(193)
Convertible preferred stock issued, net of offering costs (in shares)	0	2,036
Convertible preferred stock issued, net of offering costs		$ 10,000	0	0	0	2,036
Common shares issued upon vesting of restricted stock units (in shares)	128,549	0
Common shares issued upon vesting of restricted stock units	$ 0	$ 0	0	0	0	0
Issuance of common stock for acquisition (in shares)	1,250,000	0
Issuance of common stock for acquisition	$ 0	$ 0	1,938	0	0	1,938
Net loss	0	0	0	(2,783)	0	(2,783)
Share-based compensation expense	(0)	(0)	201	1	(0)	202
Net unrealized gain (loss) on short-term investments						0
Net loss for the period	$ 0	$ 0	0	(2,783)	0	(2,783)
Balance (in shares) at Sep. 30, 2023	43,289,236	10,000
Balance at Sep. 30, 2023	$ 4	$ 2,036	$ 97,919	$ (79,388)	$ 0	$ 20,571