Quarterly report pursuant to Section 13 or 15(d)

Company Background (Details Textual)

v3.7.0.1
Company Background (Details Textual) - Segment
3 Months Ended
Dec. 05, 2016
Apr. 01, 2017
Apr. 02, 2016
Organization Consolidation And Presentation Of Financial Statements [Abstract]      
Number of operating segments   2 1
Number of reportable segments 2 2 1