Environmental Costs, Policy [Policy Text Block]

NameEnvironmentalCostsPolicy
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Disclosure of accounting policy for obligations that resulted from improper or other-than normal operation of a long-lived asset in the past. This accounting policy may address (1) whether the related remediation costs are expensed or capitalized, (2) whether the obligation is measured on a discounted basis, (3) the event, situation, or set of circumstances that generally triggers recognition of loss contingencies arising from the entity's environmental remediation-related obligations, and (4) the timing of recognition of any recoveries.en-UShttp://www.xbrl.org/2003/role/documentationhttp://www.xbrl.org/2003/role/link
Environmental Costs, Policy [Policy Text Block]en-UShttp://www.xbrl.org/2003/role/labelhttp://www.xbrl.org/2003/role/link

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