Inventories, Net

6 Months Ended

Jun. 30, 2018

Inventory Disclosure [Abstract]

Inventories, Net

5. Inventories, Net

	June 30,			December 31,			June 30,
	2018			2017			2017
	(Dollars in Thousands)
Finished products	$	612,161		$	552,999		$	508,144
Products in process and raw materials		62,480			62,761			59,410
Supplies and expendable parts		134,259			128,792			120,594
		808,900			744,552			688,148
Less: Allowances		(157,983	)		(143,961	)		(138,283	)
Total	$	650,917		$	600,591		$	549,865