Income Taxes (Details Textual) - USD ($)	7 Months Ended	12 Months Ended
	Dec. 31, 2015	Dec. 28, 2017	Dec. 29, 2016	May 28, 2015
Income Taxes [Line Items]
Effective Income Tax Rate	38.60%	5.30%	37.80%	39.50%
Income Taxes Paid, Net, Total	$ 8,270,000	$ 23,691,000	$ 25,017,000	$ 10,918,000
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	67,000	67,000	67,000	67,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued, Total		54,000	130,000
Income Tax Examination, Interest Expense	$ 108,000	$ 50,000	$ 153,000	$ 89,000