Repurchase of Common Stock - Effects on Stockholders' Equity (Details Narrative) - USD ($)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Notes to Financial Statements
Cost of common stock repurchase	$ 0	$ 94,372	$ 89,582	$ 117,862
Share repurchase allocated to paid in capital	0	4,733	4,331	5,816
Share repurchase allocated to retained earnings	$ 0	$ 89,639	$ 85,251	$ 112,046
Stock repurchase authority remaining			188,655		197,467
Shares repurchased and retired during period - shares	0	9,630	8,812	11,834
Repurchase of common stock previously authorized					500,000