Inventories (Tables)

6 Months Ended

Jun. 30, 2013

Inventories [Abstract]

Schedule of Inventories

The components of Inventories are summarized below:

(in thousands)	June 30, 2013	December 31, 2012
Finished goods	$48,698	$49,235
Work in process	42,871	44,866
Raw material and supplies	25,874	25,082
Total inventories	$117,443	$119,183