Condensed Consolidated Statements of Changes in Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member] Share-Based Payment Arrangement, Employee [Member]	Common Stock [Member]	Additional Paid-in Capital [Member] Share-Based Payment Arrangement, Employee [Member]	Additional Paid-in Capital [Member]	Statutory Reserves [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Noncontrolling Interest [Member]	Share-Based Payment Arrangement, Employee [Member]	Total
Balance (in shares) at Dec. 31, 2020		26,062,915
Balance at Dec. 31, 2020		$ 26		$ 49,772	$ 2,598	$ (40,980)	$ 1,129	$ (66)		$ 12,479
Share-based compensation in exchange for services from employees and directors (in shares)	30,000
Share-based compensation in exchange for services from employees and directors	$ 0		$ 23						$ 23
Net income (loss) for the period		$ 0		0	0	685	0	2		687
Foreign currency translation adjustment							(19)	0		(19)
Issuance of common stock for private placement (in shares)		5,212,000
Issuance of common stock for private placement, net		$ 5		5,185						5,190
Balance (in shares) at Mar. 31, 2021		31,304,915
Balance at Mar. 31, 2021		$ 31		54,980	2,598	(40,295)	1,110	(64)		18,360
Balance (in shares) at Dec. 31, 2020		26,062,915
Balance at Dec. 31, 2020		$ 26		49,772	2,598	(40,980)	1,129	(66)		12,479
Net income (loss) for the period										(2,959)
Foreign currency translation adjustment										(23)
Balance (in shares) at Jun. 30, 2021		35,290,650
Balance at Jun. 30, 2021		$ 35		61,656	2,598	(43,941)	1,107	(65)		21,390
Balance (in shares) at Mar. 31, 2021		31,304,915
Balance at Mar. 31, 2021		$ 31		54,980	2,598	(40,295)	1,110	(64)		18,360
Share-based compensation in exchange for services from employees and directors (in shares)		3,985,735
Share-based compensation in exchange for services from employees and directors		$ 4		6,676	0	0	0	0		6,680
Net income (loss) for the period		0		0	0	(3,646)	0	0		(3,646)
Foreign currency translation adjustment		$ 0		0	0	0	(3)	(1)		(4)
Balance (in shares) at Jun. 30, 2021		35,290,650
Balance at Jun. 30, 2021		$ 35		61,656	2,598	(43,941)	1,107	$ (65)		21,390
Balance (in shares) at Dec. 31, 2021		35,332,677
Balance at Dec. 31, 2021		$ 35		61,785	2,598	(43,734)	1,082			21,766
Share-based compensation in exchange for services from employees and directors (in shares)	95,000
Share-based compensation in exchange for services from employees and directors	$ 0		$ 16						$ 16
Net income (loss) for the period		$ 0		0	0	(717)	0			(717)
Foreign currency translation adjustment							(22)			(22)
Balance (in shares) at Mar. 31, 2022		35,427,677
Balance at Mar. 31, 2022		$ 35		61,801	2,598	(44,451)	1,060			21,043
Balance (in shares) at Dec. 31, 2021		35,332,677
Balance at Dec. 31, 2021		$ 35		61,785	2,598	(43,734)	1,082			21,766
Net income (loss) for the period										(2,431)
Foreign currency translation adjustment										(17)
Balance (in shares) at Jun. 30, 2022		35,827,677
Balance at Jun. 30, 2022		$ 36		61,956	2,598	(46,165)	1,065			19,490
Balance (in shares) at Mar. 31, 2022		35,427,677
Balance at Mar. 31, 2022		$ 35		61,801	2,598	(44,451)	1,060			21,043
Share-based compensation in exchange for services from employees and directors		0		16	0	0	0			16
Net income (loss) for the period		0		0	0	(1,714)	0			(1,714)
Foreign currency translation adjustment		$ 0		0	0	0	5			5
Share-based compensation in exchange for services from nonemployees (in shares)		400,000
Share-based compensation in exchange for services from nonemployees		$ 1		139	0	0	0			140
Balance (in shares) at Jun. 30, 2022		35,827,677
Balance at Jun. 30, 2022		$ 36		$ 61,956	$ 2,598	$ (46,165)	$ 1,065			$ 19,490