Note 11 - Income Taxes - Income Tax Reconciliation (Details) - USD ($)	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Income taxes based on U.S. statutory rate of 21% and 34%, respectively	$ 1,785,000	$ 6,772,000
Non-deductible meals and entertainment	0	5,000
FDII deduction	(49,000)	(348,000)
Foreign taxes	(120,000)	(38,000)
State taxes	219,000	747,000
Stock Compensation	(106,000)	(2,171,000)
Other	15,000	393,000
Provision for income taxes	$ 1,744,000	$ 5,360,000

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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