Fair Value Measurements And Derivative Instruments (Schedule Of Realized (Gains) Losses On Derivatives Recognized In Statement Of Operations) (Details) - Designated as Hedging Instrument [Member] - USD ($) $ in Thousands |
12 Months Ended | ||
---|---|---|---|
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
|
Interest rate swap | |||
Derivatives, Fair Value [Line Items] | |||
Amount of (Gain)/Loss Recognized | $ (2,423) | $ 1,846 | $ 4,390 |
Commodity Contract | |||
Derivatives, Fair Value [Line Items] | |||
Amount of (Gain)/Loss Recognized | (11,452) | 6,440 | (4,134) |
Foreign Currency Derivatives | |||
Derivatives, Fair Value [Line Items] | |||
Amount of (Gain)/Loss Recognized | $ 1,975 | $ 0 | $ 0 |