SPIN-OFF OF CALIFORNIA RESOURCES CORPORATION (Details) shares in Millions, $ in Millions	1 Months Ended
	Nov. 30, 2014 USD ($) shares	Feb. 29, 2016 shares	Dec. 31, 2014 USD ($)
Spin-off California Resources Corp
Acquisitions, dispositions and other transactions
Percentage of common stock distributed	81.30%
Common Stock Conversion Ratio	0.4
Distribution of restricted cash to pay obligations of spin-off agreements	$ 4,950
Distribution of cash to pay obligations of spin-off agreements	$ 1,150
Shares owned by Occidental | shares	71.5
Period Following Spin-off within which cash will be distributed to satisfy spin off obligations	P18M
Remaining balance of cash distribution included in restricted cash on balance sheet			$ 1,200
Subsequent event
Acquisitions, dispositions and other transactions
Common shares of California Resources Corporation declared as stock dividend to shareholders | shares		71.5