Inventories (Tables)

12 Months Ended

Dec. 31, 2018

Inventory Disclosure [Abstract]

Inventories, Net of Reserves

Inventories, net of reserves were as follows:

	December 31
In thousands		2018		2017
Raw materials	$	50,205	$	39,797
In-process and finished		84,894		65,277
Supplies		38,312		31,127
Total	$	173,411	$	136,201