Inventories (Tables)

12 Months Ended

Dec. 31, 2013

Inventory Disclosure [Abstract]

Inventories

Inventories as of December 31, 2013 and 2012 were as follows:

	December 31,
In thousands	2013		2012
Raw materials	$	11,944	$	12,501
Work in process		14,546		12,800
Finished goods		9,537		10,549
		36,027		35,850
Less: Progress billings		(1,110)		(4,558)
Total inventories	$	34,917	$	31,292