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Description Of Business And Basis Of Presentation (Schedule Of Average Exchange Rates Used To Translate Balances) (Details) | 3 Months Ended | 6 Months Ended
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Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Canadian Dollar (CAD) [Member] |  |  |  |
Currency [Line Items] |  |  |  |
Average Rates | 1.3843 | 1.3683 | 1.4096 | 1.3579
Average Rates % Change | (1.20%) |  | (3.80%) |
Euros (EUR) [Member] |  |  |  |
Currency [Line Items] |  |  |  |
Average Rates | 0.8816 | 0.9290 | 0.9166 | 0.9250
Average Rates % Change | 5.10% |  | 0.90% |
Polish Zloty (PLN) [Member] |  |  |  |
Currency [Line Items] |  |  |  |
Average Rates | 3.7569 | 3.9965 | 3.8787 | 3.9932
Average Rates % Change | 6.00% |  | 2.90% |

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