Sales by Geographic Region and Product Category - Schedule of Revenues by Geographical Region (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 30, 2017	Dec. 31, 2016
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geography	$ 14,107	$ 14,473
Americas [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geography	13,132	13,086
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geography	412	576
Middle East [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geography	351	484
Asia Pacific and Africa [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geography	$ 212	$ 327