(8) Income Taxes - A summary of the change in the deferred tax asset (Details) - USD ($)	12 Months Ended
	Dec. 30, 2017	Dec. 31, 2016	Dec. 26, 2015
Income Tax Disclosure [Abstract]
Balance at beginning of year	$ 2,827,349	$ 2,150,749	$ 2,300,465
Deferred tax (expense) benefit	211,317	676,600	(149,716)
Balance at end of year	$ 3,038,666	$ 2,827,349	$ 2,150,749