PREPAID EXPENSES AND OTHER CURRENT ASSETS (Tables)

6 Months Ended

Jul. 01, 2018

Deferred Costs, Capitalized, Prepaid, And Other Assets Disclosure [Abstract]

Prepaid Expenses and Other Current Assets [Table Text Block]

(in thousands)	July 1, 2018		December 31, 2017
Prepaid expenses	$	707	$	362
Prepaid insurance		257		225
Deferred offering costs		—		206
	$	964	$	793