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The Spin-Off And Summary Of Significant Accounting Policies (Details) (USD $)
Share data in Millions, except Per Share data, unless otherwise specified |
3 Months Ended | 9 Months Ended | 9 Months Ended | 1 Months Ended | 9 Months Ended | 9 Months Ended | 9 Months Ended | 9 Months Ended | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Sep. 30, 2014
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Sep. 30, 2013
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Sep. 30, 2014
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Sep. 30, 2013
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Dec. 31, 2013
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Oct. 01, 2014
5.00% Senior notes due 2020
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Oct. 01, 2014
5.50% Senior notes due 2021
|
Oct. 01, 2014
6.00% Senior notes due 2024
|
Sep. 30, 2014
Scenario, Forecast
|
Sep. 30, 2014
Scenario, Forecast
Credit Facilities
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Sep. 30, 2014
Scenario, Forecast
Minimum Member
|
Sep. 30, 2014
Scenario, Forecast
Minimum Member
Revolving credit facility
|
Sep. 30, 2014
Scenario, Forecast
Maximum Member
|
Sep. 30, 2014
Scenario, Forecast
Maximum Member
Revolving credit facility
|
Sep. 30, 2014
Pro Forma
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Sep. 30, 2014
Pro Forma
Revolving credit facility
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Sep. 30, 2014
Pro Forma
Term loan facility
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Sep. 30, 2014
Pro Forma
5.00% Senior notes due 2020
|
Sep. 30, 2014
Pro Forma
5.50% Senior notes due 2021
|
Sep. 30, 2014
Pro Forma
6.00% Senior notes due 2024
|
Sep. 30, 2014
Spinoff - CRC
|
Sep. 30, 2014
Spinoff - CRC
Maximum Member
|
Sep. 30, 2014
Spinoff - CRC
Scenario, Forecast
|
Sep. 30, 2014
Spinoff - CRC
Scenario, Forecast
Occidental Petroleum And Subsidiaries
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Sep. 30, 2014
Spinoff - CRC
Scenario, Forecast
Minimum Member
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Sep. 30, 2014
Spinoff - CRC
Scenario, Forecast
Maximum Member
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| Separation and Spin Off Transactions | ||||||||||||||||||||||||||
| Percentage of shares to be distributed to shareholders upon spin-off | 80.10% | |||||||||||||||||||||||||
| Period in which Occidental plans to dispose of the remaining 19.9% of CRC shares | 18 months | |||||||||||||||||||||||||
| Ratio of shares of common stock to be distributed to shareholders | 0.4 | |||||||||||||||||||||||||
| Cash dividend to be paid to Occidental prior to spin-off | $ 6,000,000,000 | |||||||||||||||||||||||||
| Basis of Presentation Abstract | ||||||||||||||||||||||||||
| Interest rate | 0.36% | |||||||||||||||||||||||||
| Share Information | ||||||||||||||||||||||||||
| Number of shares to be distributed to shareholders upon spin off | 310 | |||||||||||||||||||||||||
| Number of shares to be outstanding upon spin-off | 775 | 387 | ||||||||||||||||||||||||
| CRC Outstanding shares ratio to Occidental shares outstanding | 0.4994 | |||||||||||||||||||||||||
| CRC percentage of shares to be disposed within 18 months following the spin-off | 19.9 | |||||||||||||||||||||||||
| Earnings Per Share, Basic and Diluted. | ||||||||||||||||||||||||||
| Net income | 188,000,000 | 235,000,000 | 657,000,000 | 657,000,000 | ||||||||||||||||||||||
| Number of basic and diluted shares | 387 | 387 | 387 | 387 | ||||||||||||||||||||||
| Basic and diluted EPS | $ 0.49 | $ 0.61 | $ 1.70 | $ 1.70 | ||||||||||||||||||||||
| Long Term Debt | ||||||||||||||||||||||||||
| Total Debt Outstanding | 1,000,000,000 | 1,750,000,000 | 2,250,000,000 | 6,065,000,000 | 1,000,000,000 | 1,000,000,000 | 1,750,000,000 | 2,250,000,000 | ||||||||||||||||||
| Debt Instrument, Interest Rate, Stated Percentage | 5.00% | 5.50% | 6.00% | |||||||||||||||||||||||
| Amount outstanding under revolving credit facility | 65,000,000 | |||||||||||||||||||||||||
| Net Investment/Stockholder's Equity | ||||||||||||||||||||||||||
| Common Stock, Par or Stated Value Per Share | $ 0.01 | $ 0.01 | $ 0.01 | |||||||||||||||||||||||
| Common stock, par value $0.01 | 4 | |||||||||||||||||||||||||
| Additional paid-in capital | 4,887,000,000 | |||||||||||||||||||||||||
| Net investment | 10,891,000,000 | 10,891,000,000 | ||||||||||||||||||||||||
| Accumulated other comprehensive income (loss) | (22,000,000) | (22,000,000) | (24,000,000) | (22,000,000) | ||||||||||||||||||||||
| Net Investment / Stockholder's Equity | 10,869,000,000 | 10,869,000,000 | 9,989,000,000 | 4,869,000,000 | ||||||||||||||||||||||
| Total Capitalization | 10,869,000,000 | 10,869,000,000 | 10,934,000,000 | |||||||||||||||||||||||
| Additional borrowings under revolving credit facility | 300,000,000 | 350,000,000 | ||||||||||||||||||||||||
| Repayment to Occidental for acquisition of oil and gas properties | 200,000,000 | |||||||||||||||||||||||||
| Proceeds held for working capital needs | 100,000,000 | 150,000,000 | ||||||||||||||||||||||||
| Amount outstanding under revolving credit facility | 65,000,000 | |||||||||||||||||||||||||
| Additional borrowings available under revolving credit facility | $ 1,585,000,000 | $ 1,635,000,000 | ||||||||||||||||||||||||