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Inventories (Tables)
9 Months Ended
Mar. 31, 2023
Inventory Disclosure [Abstract]  
Inventories
Inventories consisted of the following: 
(in thousands)March 31, 2023
June 30, 2022
Finished goods$339,069 $316,936 
Work in process and powder blends241,712 231,214 
Raw materials97,920 107,024 
Inventories at current cost678,701 655,174 
Less: LIFO valuation(83,613)(84,338)
Total inventories$595,088 $570,836