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Note 11 - Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Schedule of Asset Retirement Obligations [Table Text Block]

		For the Year Ended December 31,
(in millions)			2023				2022
Asset Retirement Obligations at start of period		$	43			$	42
Liabilities incurred in the current period			—				1
Liabilities settled in the current period			—				(2	)
Revision in estimated cash flows			—				2
Asset Retirement Obligations at end of period		$	43			$	43

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- Definition

Tabular disclosure of the carrying amount of a liability for asset retirement obligations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 410
-SubTopic 20
-Name Accounting Standards Codification
-Paragraph 1
-Section 50
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481850/410-20-50-1

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- References

No definition available.

+ Details

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