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Inventories - Components of Inventories (Detail) - USD ($)
$ in Thousands
Dec. 31, 2021
Jun. 30, 2021
Inventory Disclosure [Abstract]    
Materials, purchased parts and supplies $ 61,179 $ 52,615
Work in process 16,145 11,353
Finished goods 19,115 15,728
Total $ 96,439 $ 79,696