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Schedule of Change in Asset Retirement Obligations (Tables)

9 Months Ended

Sep. 30, 2025

Asset Retirement Obligation Disclosure [Abstract]

Schedule of Change in Asset Retirement Obligation [Table Text Block]

A reconciliation of our AROs is as follows:

(in millions)			September 30, 2025						December 31, 2024
AROs, beginning of period			$	2,572.2					$	2,213.4
Liabilities incurred			16.2						29.8
Liabilities settled			(217.2)						(253.8)
Accretion expense			97.5						111.2
Revisions in estimated cash flows			70.0						541.4
Foreign currency translation			40.1						(69.8)
Reclass to held for sale			(39.9)						—
AROs, end of period			2,538.9						2,572.2
Less current portion			285.2						352.8
Non-current portion of AROs			$	2,253.7					$	2,219.4

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- References

No definition available.

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- Definition

Tabular disclosure of the changes in carrying amount of a liability for asset retirement obligations, for changes such as new obligations, changes in estimates of existing obligations, spending on existing obligations, property dispositions, and foreign currency translation.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 410
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481850/410-20-50-1

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