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Description of Business and Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2025
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Schedule Of Estimated Useful Lives Of Assets | Depreciation is provided by utilizing the straight-line method over the estimated useful lives of the assets as follows:
Classification |  | Years
Buildings and improvements |  | 40
Plant and equipment |  | 25
Ethylene pipeline |  | 35
Other |  | 3-15

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- Definition Table of estimated useful lives of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References No definition available. + Details
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