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Inventories (Tables)

9 Months Ended

Sep. 30, 2018

Inventory Disclosure [Abstract]

Inventories were as follows at the end of the periods noted below:



(Dollars in thousands)	September 30, 2018				December 31, 2017
Raw materials	$	57,928			$	43,092
Work-in-process	29,884				28,133
Finished goods	38,073				41,332
Total inventories	$	125,885			$	112,557