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v3.23.2

Operations In Foreign Currency (Summary Of Currency Exchange Rates) (Details) | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022 | Dec. 31, 2022
Australian Dollar [Member] | Spot Rate [Member] |  |  |  |  |
Currency Exchange Rates [Line Items] |  |  |  |  |
Foreign currency exchange rate | 0.6663 | 0.6905 | 0.6663 | 0.6905 | 0.6805
Australian Dollar [Member] | Average Rate [Member] |  |  |  |  |
Currency Exchange Rates [Line Items] |  |  |  |  |
Foreign currency exchange rate | 0.6681 | 0.7143 | 0.6761 | 0.7192 | 0.6946
New Zealand Dollar [Member] | Spot Rate [Member] |  |  |  |  |
Currency Exchange Rates [Line Items] |  |  |  |  |
Foreign currency exchange rate | 0.6133 | 0.6245 | 0.6133 | 0.6245 | 0.6342
New Zealand Dollar [Member] | Average Rate [Member] |  |  |  |  |
Currency Exchange Rates [Line Items] |  |  |  |  |
Foreign currency exchange rate | 0.6186 | 0.6500 | 0.6243 | 0.6631 | 0.6357

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