Annual report pursuant to Section 13 and 15(d)

Recent Accounting Pronouncements (Details)

v3.8.0.1
Recent Accounting Pronouncements (Details)
$ in Thousands
12 Months Ended
Dec. 30, 2017
USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]  
Operating Leases, Future Minimum Payments Due $ 72,426
Accounting Standards Update 2014-09 [Member]  
New Accounting Pronouncements or Change in Accounting Principle [Line Items]  
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification $ 7,900