Inventories (Tables)

9 Months Ended

Sep. 30, 2013

Inventories [Abstract]

Schedule of Inventories

The components of Inventories are summarized below:

(in thousands)	September 30, 2013	December 31, 2012
Finished goods	$45,748	$49,235
Work in process	45,958	44,866
Raw material and supplies	27,249	25,082
Total inventories	$118,955	$119,183