Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies (Details Textual)

v3.6.0.2
Commitments and Contingencies (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Jan. 02, 2016
Dec. 27, 2014
Commitments And Contingencies Disclosure [Abstract]      
Operating Leases, Rent Expense, Net $ 584 $ 470 $ 285