Income Taxes (Tables)

12 Months Ended

Dec. 27, 2014

Income Tax Disclosure [Abstract]

Provision for Income Taxes

		2014		2013		2012
Current
Federal	$	15,985	$	33,777	$	—
State		1,011		456		456
Current income tax provision:		16,996		34,233		456
Deferred:
United States:
Federal		200,926		379,574		(1,165,700)
State		226		48,900		(140,456)
Deferred income tax provision (benefit), net		201,152		428,474		(1,306,156)
Total	$	218,148	$	462,707	$	(1,305,700)

Deferred tax assets

		December 27, 2014		December 28, 2013
Deferred Tax Assets:
Net operating loss
carryforwards	$	282,000	$	734,000
Stock compensation		459,000		343,000
Credit carryforwards		1,029,000		859,000
Inventory		363,000		319,000
Accrued liabilities		34,000		39,000
Depreciation		130,000		177,000
Other		4,000		5,000
Gross deferred tax assets		2,300,000		2,476,000
Valuation allowance		—		—
Net deferred tax assets	$	2,300,000	$	2,476,000

Summary of changes in deferred tax asset

		2014		2013		2012
Balance at beginning of year	$	2,475,902	$	2,786,973	$	1,480,817
Deferred tax (expense) benefit		(175,437)		(311,071)		1,306,156
Balance at end of year	$	2,300,465	$	2,475,902	$	2,786,973