Inventories (Tables)

12 Months Ended

Dec. 31, 2015

Inventory Disclosure [Abstract]

Inventories

Inventories as of December 31, 2015 and 2014 were as follows:

	December 31,
In thousands	2015			2014
Raw materials	$	17,128		$	21,248
Work in process	14,670			15,753
Finished goods	15,048			15,348
	46,846			52,349
Less: Progress billings	(316		)	(1,108		)
Total inventories	$	46,530		$	51,241