Accounts Receivable - Textual (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 26, 2015
Accounts Receivable (Additional Textual) [Abstract]
Sold receivables amount	$ 31,500,000	$ 15,700,000
Gains or losses on sale of accounts receivables	0	0
Due from unrelated third parties	$ 0	$ 0
Minimum [Member]
Accounts Receivable (Textual) [Abstract]
Administrative fees as well as interest percent	0.77%
Maximum [Member]
Accounts Receivable (Textual) [Abstract]
Administrative fees as well as interest percent	1.68%