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Asset Acquisitions, Dispositions and Other (Details 1) $ in Millions	1 Months Ended
	Mar. 31, 2016 USD ($)
Spin-off California Resources Corp
Acquisitions, dispositions and other transactions
Impairment charges related to a special stock dividend of California Resources shares	$ 78.0

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Impairment charges related to a special stock dividend of California Resources shares

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