Repurchase of Common Stock - Effects on Stockholders' Equity (Details Narrative) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Notes to Financial Statements
Cost of common stock repurchase	$ 0	$ 2,121	$ 6,240	$ 2,121
Share repurchase allocated to paid in capital	0	(175)	(480)	(175)
Share repurchase allocated to retained earnings	$ 0	$ (1,946)	$ (5,760)	$ (1,946)
Shares repurchased and retired during period - shares	0	356	978	356
Repurchase of common stock previously authorized			500,000
Stock repurchase authority remaining	187,264		187,264		188,242