Repurchase of Common Stock - Effects on Stockholders' Equity (Details Narrative) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Notes to Financial Statements
Cost of common stock repurchased	$ 89,582	$ 242,314	$ 0
Share repurchase allocated to paid in capital	4,331	12,385	0
Share repurchase allocated to retained earnings	$ 85,251	$ 229,929	$ 0
Stock repurchase authority remaining	188,655	197,467
Repurchase of common stock previoudly authorized	500,000	500,000
Number of shares repurchased	8,812	25,202	0