Inventories, Net (Tables)

12 Months Ended

Dec. 31, 2015

Inventory Disclosure [Abstract]

Schedule of Inventories Net

December 31

(add 000)	2015			2014
Finished products	$	433,649		$	413,766
Products in process and raw materials		55,194			65,250
Supplies and expendable parts		110,882			125,092
		599,725			604,108
Less allowances		(130,584	)		(119,189	)
Total	$	469,141		$	484,919