Inventories (Tables)

6 Months Ended

Sep. 30, 2014

Inventory Disclosure [Abstract]

Components of Inventories, valued using the first-in, first-out (FIFO) method

Inventories, valued using the first in, first out method, consisted of the following:

	September 30, 2014		March 31, 2014
	(In thousands)
Raw materials	$	102,651	$	94,694
Work-in-process	127,481		115,731
Finished goods	280,647		272,793
Total	$	510,779	$	483,218