SUPPLEMENTAL BALANCE SHEET INFORMATION (Details) - USD ($) $ in Thousands	Jan. 02, 2016	Jan. 03, 2015
Accrued payroll, bonuses and related expenses
Accrued payroll	$ 448	$ 385
Accrued bonuses	3,205	2,482
Accrued payroll taxes	636	437
Accrued vacation	539	360
Accrued severance	0	100
Other	297	135
Employee-related Liabilities, Current	5,125	3,899
Other accrued liabilities
Sales and value-added taxes payable	478	382
Lease termination liability	135	0
Put option liability	102	0
Accrued income taxes	376	0
Accrued professional fees	604	99
Other	229	505
Other Accrued Liabilities, Current	$ 1,924	$ 986