Repurchase of Common Stock - Effects on Stockholders' Equity (Details Narrative) - USD ($)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Notes to Financial Statements
Cost of common stock repurchase	$ 0	$ 23,490	$ 89,582	$ 23,490
Share repurchase allocated to paid in capital	0	1,083	4,331	1,083
Share repurchase allocated to retained earnings	$ 0	$ 22,407	$ 85,251	$ 22,407
Stock repurchase authority remiaining			188,655		197,467
Shares repurchased and retired during period - shares	0	2,204	8,812	2,204
Repurchase of common stock previously authorized					500,000