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Schedule of Change in Asset Retirement Obligations (Tables)

6 Months Ended

Jun. 30, 2024

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)			June 30, 2024						December 31, 2023
AROs, beginning of period			$	2,213.4					$	1,905.6
Liabilities incurred			18.5						22.9
Liabilities settled			(111.6)						(198.5)
Accretion expense			54.1						96.1
Revisions in estimated cash flows			30.0						365.1
Foreign currency translation			(37.7)						22.2
AROs, end of period			2,166.7						2,213.4
Less current portion			374.5						377.4
Non-current portion of AROs			$	1,792.2					$	1,836.0

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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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