Inventories (Tables)

9 Months Ended

Oct. 06, 2018

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

In thousands	October 6, 2018		December 30, 2017		October 7, 2017
Raw materials	$	3,760	$	3,462	$	4,049
Work in progress		3,051		2,927		3,660
Finished goods		38,849		28,771		34,683
	$	45,660	$	35,160	$	42,392