Note 9 – Inventories


	June 30, 2018		December 31, 2017
(Dollars in thousands)
Raw materials	$	49,801	$	59,353
Work in process		54,408		48,803
Finished goods		82,809		65,843

Inventories	$	187,018	$	173,999

Service wheel and supplies inventory included in other non-current assets in the condensed consolidated balance sheets totaled $9.5 million and $8.1 million at June 30, 2018 and December 31, 2017, respectively. Included in raw materials were operating supplies and spare parts totaling $13.7 million and $12.5 million at June 30, 2018 and December 31, 2017, respectively.