Financial Instruments (Schedule of Long-Term Debt) (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Debt Instrument [Line Items]
Long-term debt	$ 476,541	$ 455,663
Less: Current maturities of long-term debt	0	0
Long-term debt	476,541	455,663
Line of Credit | USD borrowings
Debt Instrument [Line Items]
Long-term debt	373,000	350,000
Line of Credit | EUR borrowings
Debt Instrument [Line Items]
Long-term debt	$ 103,541	$ 105,663