Earnings Per Share (Details)	3 Months Ended								12 Months Ended
	Dec. 31, 2015 USD ($) $ / shares	Sep. 30, 2015 USD ($) $ / shares	Jun. 30, 2015 USD ($) $ / shares	Mar. 31, 2015 USD ($) $ / shares	Dec. 31, 2014 USD ($) $ / shares	Sep. 30, 2014 USD ($) $ / shares	Jun. 30, 2014 USD ($) $ / shares	Mar. 31, 2014 USD ($) $ / shares	Dec. 31, 2015 USD ($) $ / shares shares	Dec. 31, 2014 USD ($) $ / shares shares	Dec. 31, 2013 USD ($) $ / shares shares
Notes to Financial Statements
Earnings (loss) per share - diluted | $ / shares	$ (0.05)	$ (0.12)	$ 0.02	$ (0.07)	$ (0.01)	$ 0.01	$ 0.05	$ 0.11	$ (.22)	$ 0.16	$ .11
Earnings (loss) per share - basic | $ / shares	$ (.05)	$ (.12)	$ .02	$ (.07)	$ (0.01)	$ 0.01	$ 0.05	$ 0.11	$ (.22)	$ 0.16	$ .11
Net income (loss) | $	$ (248,956)	$ (649,510)	$ 112,381	$ (396,785)	$ (48,202)	$ 32,774	$ 270,006	$ 591,783	$ (1,182,870)	$ 846,361	$ 603,668
Effect of diluted securities									0	5,405	3,065
Weighted average shares outstanding - diluted									5,335,540	5,346,552	5,344,212
Weighted average shares outstanding - basic									5,335,540	5,341,147	5,341,147
Common share equivalents excluded from diluted shares									2,761