Commitments And Contingencies - Narrative (Details) - USD ($)	3 Months Ended	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Mar. 31, 2020
Loss Contingencies [Line Items]
Notes Payable, Fair Value Disclosure		$ 661,000,000
Letters of Credit Outstanding, Amount	$ 46,000,000	52,000,000	$ 46,000,000
Cash and Cash Equivalents, at Carrying Value	538,114,000	568,745,000	538,114,000
Derivative, Amount of Hedged Item					$ 200,000,000
Proceeds from Sale of Debt Securities, Available-for-sale		0	4,486,000	$ 0
Available-for-sale Securities, Debt Securities		6,400,000
Foreign Currency Transaction Gain (Loss), before Tax		(100,000)	(8,400,000)	(14,000,000)
Debt Securities, Available-for-sale, Realized Gain			500,000
Debt Securities, Available-for-sale, Unrealized Gain		100,000	200,000
Debt Securities, Available-for-sale, Current	6,416,000	6,369,000	6,416,000
Contract Assets, Allowance for Credit Losses, Write Off		0	(38,032,000)
Loss Contingency Accrual	11,000,000	600,000	11,000,000
Accounts Receivable, Allowance for Credit Loss, Writeoff			29,549,000
Debt Securities, Available-for-Sale	6,200,000	6,200,000	6,200,000
Manufactured Products
Loss Contingencies [Line Items]
Loss Contingency, Estimate of Possible Loss	33,000,000	19,000,000	33,000,000
Contract Assets, Allowance for Credit Losses, Write Off			(38,000,000)
Accounts Receivable, Allowance for Credit Loss, Writeoff			29,549,000
Accounts Receivable [Member]
Loss Contingencies [Line Items]
Loss Contingency Accrual, Period Increase (Decrease)	37,000,000	30,000,000
Angola, Kwanza
Loss Contingencies [Line Items]
Cash and Cash Equivalents, at Carrying Value	$ 1,000,000	$ 5,600,000	1,000,000
Foreign Currency Transaction Gain (Loss), before Tax			$ (4,500,000)	(2,800,000)
Brazil, Brazil Real
Loss Contingencies [Line Items]
Foreign Currency Transaction Gain (Loss), before Tax				$ (7,300,000)