Financial Derivative Instruments - Narrative (Details) $ in Millions	Jun. 30, 2023 USD ($)
Derivative [Line Items]
Net unrealized losses, net of taxes	$ 13
Interest rate derivative contracts
Derivative [Line Items]
Cash collateral held (from) by CP	$ 0

The aggregate fair value of assets that are already posted, at the end of the reporting period, as collateral for derivative instruments with credit-risk-related contingent features.

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-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4H
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-Publisher FASB
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 40
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-Section 50
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-Publisher FASB
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- Definition

The estimated net amount of unrealized gains or losses on price risk cash flow hedges as of the balance sheet date expected to be reclassified to earnings within the next twelve months.

+ References

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-SubTopic 30
-Section 50
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