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Environmental Obligations - Narrative (Details) $ in Millions	3 Months Ended
	Mar. 31, 2023 USD ($)
Environmental Remediation Obligations [Abstract]
Environmental loss contingencies, net of expected recoveries, in excess of accrual	$ 200

X

- Definition

Best estimate of the reasonably possible loss exposure in excess of the amount accrued for remediation, site restoration, postclosure, monitoring commitments, or other exit costs associated with the sale, disposal or abandonment of a particular property resulting from unanticipated contamination of the assets.

+ References

No definition available.

+ Details

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Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration