CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED)
Net income	$ 3,291,000	$ 2,106,000
Foreign currency translation adjustment	0	(3,000)
Comprehensive income	$ 3,291,000	$ 2,103,000