(3) Net Income Per Common and Common Equivalent Share - Calculation fo both basic and diluted earnings per share ("EPS") (Details) - USD ($)	3 Months Ended				6 Months Ended
	Jul. 02, 2016	Apr. 02, 2016	Jun. 27, 2015	Mar. 28, 2015	Jul. 02, 2016	Jun. 27, 2015
Basic EPS Computation:
Net income (loss)	$ (258,738)	$ (258,738)	$ 113,832	$ 113,832	$ (61,610)	$ 187,619
Weighted average Common shares Outstanding	13,200,269	13,200,269	13,178,297	13,178,297	13,199,210	13,162,984
Basic EPS	$ (0.02)	$ (0.02)	$ 0.01	$ 0.01	$ (0.00)	$ 0.01
Diluted EPS Computation:
Net income (loss)	$ (258,738)	$ (258,738)	$ 113,832	$ 113,832	$ (61,610)	$ 187,619
Weighted average Common shares Outstanding	13,200,269	13,200,269	13,178,297	13,178,297	13,199,210	13,162,984
Dilutive effect of stock options			$ 449,049			$ 516,371
Total Shares	13,200,269	13,200,269	13,627,346	13,627,346	13,199,210	13,679,355
Diluted EPS	$ (0.02)	$ (0.02)	$ 0.01	$ 0.01	$ (0.00)	$ 0.01