Inventories (Tables)

3 Months Ended

Sep. 30, 2017

Inventory Disclosure [Abstract]

Inventories

Inventories consisted of the following:

(in thousands)	September 30, 2017			June 30, 2017
Finished goods	$	298,266		$	290,817
Work in process and powder blends	190,638			166,857
Raw materials	86,072			87,627
Inventories at current cost	574,976			545,301
Less: LIFO valuation	(60,256		)	(57,620		)
Total inventories	$	514,720		$	487,681