Financial Instruments (Schedule of Long-Term Debt) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Long-term debt	$ 318,531	$ 456,885
Less: Current maturities of long-term debt	0	4,218
Long-term debt	$ 318,531	$ 452,667
Line of Credit
Debt Instrument [Line Items]
Interest rate, effective percentage	5.77%	3.49%
Basis spread on variable rate	4.09%
Line of Credit | USD borrowings
Debt Instrument [Line Items]
Long-term debt	$ 225,000	$ 446,000
Line of Credit | EUR borrowings
Debt Instrument [Line Items]
Long-term debt	93,485	0
Foreign Bank Debt
Debt Instrument [Line Items]
Long-term debt	$ 46	$ 10,885