Revenue, Product and Geographic Information (Tables)

3 Months Ended

Jun. 30, 2018

Product ang Geographic Information Reporting [Abstract]

Revenue from External Customers by Products and Services [Table Text Block]

	Fiscal quarter ended
(In thousands)	Jun 30, 2018		Jul 1, 2017
Printed Circuit Board	$	66,337	$	46,185
Component Test	9,405		7,448
Semiconductor	18,777		5,181
Industrial Machining	2,338		3,279
Service	13,767		10,591
Net sales	$	110,624	$	72,684

Revenue from External Customers by Geographic Areas [Table Text Block]

Net sales by geographic area, based on the location of the end user, were as follows:

	Fiscal quarter ended
(In thousands)	Jun 30, 2018		Jul 1, 2017
Asia	$	99,366	$	66,563
Americas	6,363		4,170
Europe	4,895		1,951
Net sales	$	110,624	$	72,684