BUSINESS SEGMENT INFORMATION - Long-Lived Assets by Geographic Region (Details) - USD ($) $ in Thousands	Jan. 02, 2016	Jan. 03, 2015
Long-lived assets by geographic region
Long-lived assets	$ 83,446	$ 82,793
United States
Long-lived assets by geographic region
Long-lived assets	47,068	45,205
Israel
Long-lived assets by geographic region
Long-lived assets	20,074	21,834
Europe
Long-lived assets by geographic region
Long-lived assets	13,728	13,074
Rest of world
Long-lived assets by geographic region
Long-lived assets	$ 2,576	$ 2,680