Inventories Inventories (Tables)

9 Months Ended

Dec. 31, 2016

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

Inventories are stated at the lower of actual cost (determined using the first-in, first-out method) or market (estimated net realizable value) and are comprised of the following:

(In thousands)	December 31, 2016		April 2, 2016
Raw materials	$	15,354	$	15,346
Work-in-process	147,650		123,675
Finished goods	42,923		39,529
	$	205,927	$	178,550