Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Oct. 01, 2016	Sep. 26, 2015
Cash flows from operating activities:
Net income (loss)	$ (200,395)	$ 195,868
Adjustments to reconcile net income to cash provided by (used in) operating activities
Depreciation and amortization	380,901	406,138
Share-based compensation	153,557	226,853
Deferred taxes	(237,000)	129,500
Excess tax benefit from stock options exercised	(2,814)	(49,379)
Gain on sale of property and equipment	(40,000)
Changes in:
Accounts receivable-trade, net	1,116,298	(116,503)
Inventories	490,523	(82,443)
Prepaid expenses	(11,500)	65,440
Accounts payable	(804,996)	268,798
Accrued expenses	322,968	15,043
Net cash provided by (used in) operating activities	521,606	1,059,315
Cash flows from investing activities:
Purchases of property and equipment	(520,430)	(300,017)
Proceeds from sale of property and equipment	40,000
Net cash used in investing activities	(480,430)	(300,017)
Cash flows from financing activities:
Proceeds from issuance of common stock	11,836	172,671
Excess tax benefit from stock options exercised	2,814	49,379
Repurchase of common stock	(10,000)	(172,470)
Net cash provided by financing activities	4,650	49,581
Net increase in cash and cash equivalents	45,826	808,879
Cash and cash equivalents at beginning of period	3,412,649	2,305,580
Cash and cash equivalents at end of period	3,458,475	3,114,458
Supplemental cash flow information:
Cash paid for taxes, net of refunds	$ 8,000	$ 27,005