Commitments And Contingencies - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Nov. 21, 2014
Loss Contingencies [Line Items]
Notes Payable, Fair Value Disclosure	$ 508,000,000
Letters of Credit Outstanding, Amount	77,000,000	$ 72,000,000
Cash and Cash Equivalent	688,874,000	497,516,000
Derivative, Amount of Hedged Item					$ 200,000,000
Proceeds from Sale of Debt Securities, Available-for-sale			$ 6,229,000
Foreign Currency Transaction Gain (Loss), before Tax	2,800,000	900,000	(1,400,000)
Debt Securities, Available-for-sale, Current	7,000,000	7,000,000
Loss Contingency Accrual	400,000	2,200,000
Debt Securities, Available-for-Sale		7,000,000.0		$ 6,200,000
Financing Receivable, Allowance for Credit Loss, Writeoff	100,000	100,000	1,300,000
Increase (Decrease) in Inventories	(5,824,000)	13,092,000	25,423,000
Debt Securities, Available-for-Sale and Held-to-Maturity, Fair Value	7,000,000.0	7,000,000.0
Manufactured Products
Loss Contingencies [Line Items]
Loss Contingency, Estimate of Possible Loss	1,700,000	1,300,000
Financing Receivable, Allowance for Credit Loss, Writeoff	4,300,000	13,000,000	9,800,000
Increase (Decrease) in Inventories	13,000,000
Billed Contracts Receivable	12,000,000	12,000,000
Angola, Kwanza
Loss Contingencies [Line Items]
Cash and Cash Equivalent	$ 28,000,000	$ 19,000,000
Angola Member
Loss Contingencies [Line Items]
Proceeds from Sale of Debt Securities, Available-for-sale			$ 6,200,000