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THE SPIN-OFF, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 01, 2014	Nov. 30, 2014
Basis of Presentation
Total Debt - Principal Amount	$ 6,143	$ 6,360
Pre-tax interest expense	$ 326	72
Pro-forma basis
Interest expense		$ 314
Spinoff - CRC | Occidental Petroleum And Subsidiaries
Separation and Spin Off Transactions
Percentage of outstanding shares of common stock retained by Occidental			18.50%	18.50%

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Disclosures related to the spin-off of California Resources Corporation from Occidental Petroleum Corporation.

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