Mergers and Acquisitions (Narrative) - Pioneer (Details) - Pioneer Natural Resources shares in Millions, $ in Billions	May 03, 2024 USD ($) shares
Business Acquisition [Line Items]
Equity interests issued or issuable, number of shares (in shares) \| shares	545
Business combination, consideration transferred, fair value	$ 63
Business combination, consideration transferred, debt assumed	$ 5

Number of shares of equity interests issued or issuable to acquire entity.

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Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

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Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

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