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Inventories - Schedule of Components of Inventories (Details) - USD ($)
$ in Thousands
Jun. 30, 2022
Mar. 31, 2022
Inventory Disclosure [Abstract]    
Raw materials $ 48,821 $ 44,841
Work-in-process, including manufactured and purchased components 283,245 269,368
Finished goods 20,390 19,472
Rotable assets 27,473 28,011
Total inventories $ 379,929 $ 361,692