Quarterly report pursuant to Section 13 or 15(d)

Note 3 - Interim Consolidated Financial Statement Details (Details Textual)

v3.5.0.2
Note 3 - Interim Consolidated Financial Statement Details (Details Textual)
$ in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
Oct. 02, 2016
USD ($)
Sep. 27, 2015
USD ($)
Oct. 02, 2016
USD ($)
Sep. 27, 2015
USD ($)
Jan. 03, 2016
USD ($)
Machinery and Equipment [Member] | Assets Under Capital Lease [Member]          
Depreciation $ 78 $ 92 $ 233 $ 327  
Machinery and Equipment [Member]          
Capital Leased Assets, Gross 2,193   2,193   $ 2,528
Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Depreciation 595   595   865
Computer Equipment [Member] | Assets Under Capital Lease [Member]          
Depreciation 6 $ 10 26 34  
Computer Equipment [Member]          
Capital Leased Assets, Gross 83   83   119
Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Depreciation $ 77   $ 77   86
Restricted Cash, Contractual Term     1 year    
Inventory Write-down     $ 278   $ 673
Number of Major Customers     2    
Depreciation     $ 3,066 $ 2,976