Inventories (Tables)

3 Months Ended

Mar. 31, 2015

Inventories [Abstract]

Inventories on a FIFO basis

Inventories at March 31, 2015 and December 31, 2014, on a first-in, first-out ("FIFO") basis, were as follows:

(In thousands)	March 31, 2015		December 31, 2014
Raw materials	$	8,743	$	8,244
Work in process		12,167		14,073
Finished manufactured goods		21,053		20,748
Total inventories	$	41,963	$	43,065