Inventories (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Schedule of Inventory [Line Items]
Raw materials	$ 25,798	$ 19,123
Contracts and other work in process (including certain general stock materials)	19,338	75,115
Finished goods	40,061	35,240
Inventories	176,468	193,100
Inventories include amounts associated with matters such as contract changes, negotiated settlements and claims for unanticipated contract costs		600
Segment work in progress	19,338	75,115
Program inventory impairment	44,542	0	$ 0
K-MAX® program
Schedule of Inventory [Line Items]
Total program inventory	24,700	69,200
Inventory, Noncurrent	22,500
SH-2G(I)
Schedule of Inventory [Line Items]
Contracts and other work in process (including certain general stock materials)	6,200	6,000
Segment work in progress	6,200	6,000
Inventory, Noncurrent	5,300
U.S. Government contracts
Schedule of Inventory [Line Items]
U.S. Government	5,835	1,985
Commercial and other government contracts
Schedule of Inventory [Line Items]
Commercial and other government contracts	$ 85,436	$ 61,637