DEBT (Details) (USD $) | 0 Months Ended | 12 Months Ended | 0 Months Ended | 3 Months Ended | | |
Oct. 01, 2014 | Sep. 24, 2014 | Dec. 31, 2015 | Feb. 25, 2015 | Mar. 31, 2016 | Mar. 31, 2016 | Mar. 31, 2015 | Dec. 31, 2014 |
Debt | | | | | | | | |
Debt | | | | | | | $6,570,000,000 | $6,360,000,000 |
Less: Current maturities of long-term debt | | | | | | | -25,000,000 | |
Less: Deferred financing costs | | | | | | | -66,000,000 | -68,000,000 |
Total long-term debt, net | | | | | | | 6,479,000,000 | 6,292,000,000 |
Maximum borrowing capacity | | 2,000,000,000 | | | | | | |
Senior Notes | | | | | | | | |
Debt | | | | | | | | |
Aggregate principal amount | 5,000,000,000 | | | | | | | |
Net Proceeds from private placement | 4,950,000,000 | | | | | | | |
Cash distribution to Occidental in October 2014 | 4,950,000,000 | | | | | | | |
Semi annual interest payment | semi-annually | | | | | | | |
Percentage of principal amount at which senior notes can be redeemed | 101.00% | | | | | | | |
5.00% Senior notes due 2020 | | | | | | | | |
Debt | | | | | | | | |
Debt | 1,000,000,000 | | | | | | 1,000,000,000 | 1,000,000,000 |
Debt Instrument, Interest Rate, Stated Percentage | 5.00% | | | | | | 5.00% | 5.00% |
5.50% Senior notes due 2021 | | | | | | | | |
Debt | | | | | | | | |
Debt | 1,750,000,000 | | | | | | 1,750,000,000 | 1,750,000,000 |
Debt Instrument, Interest Rate, Stated Percentage | 5.50% | | | | | | 5.50% | 5.50% |
6.00% Senior notes due 2024 | | | | | | | | |
Debt | | | | | | | | |
Debt | 2,250,000,000 | | | | | | 2,250,000,000 | 2,250,000,000 |
Debt Instrument, Interest Rate, Stated Percentage | 6.00% | | | | | | 6.00% | 6.00% |
Credit Facilities | | | | | | | | |
Debt | | | | | | | | |
Credit agreement leverage ratio | | 4.5 | | | | | | |
Credit Facilities | LIBOR | | | | | | | | |
Debt | | | | | | | | |
Variable rate basis | | LIBOR | | | | | | |
Credit Facilities | Alternate Base Rate | | | | | | | | |
Debt | | | | | | | | |
Variable rate basis | | alternate base rate | | | | | | |
Variable rate basis | | one-month LIBOR | | | | | | |
Interest rate added to variable rate basis(as a percent) | | 1.00% | | | | | | |
Credit Facilities | Prime Rate | | | | | | | | |
Debt | | | | | | | | |
Variable rate basis | | agent's prime rate | | | | | | |
Credit Facilities | Federal fund rate | | | | | | | | |
Debt | | | | | | | | |
Variable rate basis | | federal funds effective rate | | | | | | |
Interest rate added to variable rate basis(as a percent) | | 0.50% | | | | | | |
Credit Facilities | Thereafter | | | | | | | | |
Debt | | | | | | | | |
Credit agreement leverage ratio during interim covenant period | | 4.5 | | | | | | |
Credit Facilities | Minimum | | | | | | | | |
Debt | | | | | | | | |
Credit agreement interest expense ratio | | 2.5 | 2.25 | | | | | |
Credit Facilities | Minimum | LIBOR | | | | | | | | |
Debt | | | | | | | | |
Interest rate added to variable rate basis(as a percent) | | 1.50% | | | | | | |
Credit Facilities | Minimum | Alternate Base Rate | | | | | | | | |
Debt | | | | | | | | |
Interest rate added to variable rate basis(as a percent) | | 0.50% | | | | | | |
Credit Facilities | Maximum | LIBOR | | | | | | | | |
Debt | | | | | | | | |
Interest rate added to variable rate basis(as a percent) | | 2.25% | | | | | | |
Credit Facilities | Maximum | Alternate Base Rate | | | | | | | | |
Debt | | | | | | | | |
Interest rate added to variable rate basis(as a percent) | | 1.25% | | | | | | |
Credit Facilities amendment - Interim Covenant Period | | | | | | | | |
Debt | | | | | | | | |
Maximum borrowing capacity | | | | 1,250,000,000 | | | | |
Credit Facilities amendment - Interim Covenant Period | June 30, 2015 | | | | | | | | |
Debt | | | | | | | | |
Credit agreement leverage ratio during interim covenant period | | | | 4.75 | | | | |
Credit Facilities amendment - Interim Covenant Period | September 30, 2015 | | | | | | | | |
Debt | | | | | | | | |
Credit agreement leverage ratio during interim covenant period | | | | 6.25 | | | | |
Credit Facilities amendment - Interim Covenant Period | December 31, 2015 | | | | | | | | |
Debt | | | | | | | | |
Credit agreement leverage ratio during interim covenant period | | | | 8.25 | | | | |
Credit Facilities amendment - Interim Covenant Period | March 31, 2016 | | | | | | | | |
Debt | | | | | | | | |
Credit agreement leverage ratio during interim covenant period | | | | 8 | | | | |
Credit Facilities amendment - Interim Covenant Period | June 30, 2016 | | | | | | | | |
Debt | | | | | | | | |
Credit agreement leverage ratio during interim covenant period | | | | 7.25 | | | | |
Credit Facilities amendment - Interim Covenant Period | September 30, 2016 | | | | | | | | |
Debt | | | | | | | | |
Credit agreement leverage ratio during interim covenant period | | | | 6.75 | | | | |
Credit Facilities amendment - Interim Covenant Period | December 31, 2016 | | | | | | | | |
Debt | | | | | | | | |
Credit agreement leverage ratio during interim covenant period | | | | 6.25 | | | | |
Credit Facilities amendment - Interim Covenant Period | Minimum | | | | | | | | |
Debt | | | | | | | | |
Credit agreement asset coverage ratio during interim covenant period | | | | 1.05 | | | | |
Cash On Hand In Excess Of This Amount During The Interim Covenant Period Must Be Used To Pay Off Outstanding Debt Under the Revolving Credit Facility | | | | 250,000,000 | | | | |
Term loan facility | | | | | | | | |
Debt | | | | | | | | |
Debt | | | | | | | 1,000,000,000 | 1,000,000,000 |
Senior term loan facility and senior revolving credit facility | | 5 years | | | | | | |
Maximum borrowing capacity | | 1,000,000,000 | | | | | | |
Term loan facility | Scenario, Forecast | | | | | | | | |
Debt | | | | | | | | |
Percentage of principal amount repaid quarterly | | | | | | 2.5% of the principal amount | | |
Percentage of principal amount repaid annually | | | | | 10% of the principal amount | | | |
Revolving credit facility | | | | | | | | |
Debt | | | | | | | | |
Debt | | | | | | | 570,000,000 | 360,000,000 |
Senior term loan facility and senior revolving credit facility | | 5 years | | | | | | |
Maximum borrowing capacity | | 1,000,000,000 | | | | | | |
Revolving credit facility | Minimum | | | | | | | | |
Debt | | | | | | | | |
Commitment fees on unused portion of the Revolving Credit Facility | | 0.30% | | | | | | |
Revolving credit facility | Maximum | | | | | | | | |
Debt | | | | | | | | |
Amount available for additional borrowings | | | | | | | 708,000,000 | |
Commitment fees on unused portion of the Revolving Credit Facility | | 0.50% | | | | | | |
Letter of Credit | | | | | | | | |
Debt | | | | | | | | |
Maximum borrowing capacity | | 400,000,000 | | | | | | |