Amount of the revolving credit facility that is available to PT Freeport Indonesia.

No definition available.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of the required periodic payments including both interest and principal payments.

+ References

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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-Name Accounting Standards Codification
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-Section S99
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-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

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- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(3)
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-SubTopic 210
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-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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- Definition

Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer.

+ References

+ Details

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- Definition

Amount of long-term debt and capital lease obligations including current maturities.

+ References

No definition available.

+ Details

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- Definition

Principal amount of long-term debt and capital lease obligation maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

No definition available.

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- Definition

Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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DEBT - Components of Debt (Details) - USD ($) $ in Millions	1 Months Ended	3 Months Ended	12 Months Ended
DEBT - Components of Debt (Details) - USD ($) $ in Millions	Apr. 30, 2018	Mar. 31, 2014	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Jun. 30, 2016	May 30, 2016	Nov. 30, 2014	Mar. 31, 2013	Feb. 28, 2012
Debt Instruments [Line Items]
Long-term Debt					$ 2,228
Long-term Debt and Capital Lease Obligations, Including Current Maturities			$ 11,141	$ 13,229
Long-term Debt and Capital Lease Obligations, Repayments of Principal in Next Twelve Months			17	1,414
Long-term debt, less current portion			11,124	11,815
Term of Debt Agreement	5 years
Senior Notes [Member]
Debt Instruments [Line Items]
Long-term Debt			$ 800
Senior Notes [Member] \| 2.15% Senior Notes due 2017 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			2.15%							2.15%
Senior Notes [Member] \| 2.30% Senior Notes Due 2017
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			2.30%					2.30%
Senior Notes [Member] \| 2.375% Senior Notes due March 2018 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			2.375%						2.375%
Long-term Debt			$ 0	$ 1,408
Senior Notes [Member] \| 6.125% Senior Notes due 2019 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			6.125%	6.125%
Long-term Debt					186
Senior Notes [Member] \| 3.100% Senior Notes due March 2020
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			3.10%						3.10%
Long-term Debt			$ 999	$ 997
Senior Notes [Member] \| 6.5% Senior Notes due 2020 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			6.50%	6.50%
Long-term Debt					583
Senior Notes [Member] \| 6.625% Senior Notes due 2021 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			6.625%	6.625%
Long-term Debt					242
Senior Notes [Member] \| 4.00% Senior Notes Due 2021 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			4.00%					4.00%
Long-term Debt			$ 597	$ 596
Senior Notes [Member] \| 6.75% Senior Notes due 2022 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			6.75%	6.75%
Long-term Debt			$ 0	$ 427	432
Senior Notes [Member] \| 3.55% Senior Notes Due 2022 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			3.55%							3.55%
Long-term Debt			$ 1,886	$ 1,884
Senior Notes [Member] \| 6.875% Senior Notes due 2023 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			6.875%	6.875%
Long-term Debt			$ 768	$ 776	$ 785
Senior Notes [Member] \| 3.875% Senior Notes due March 2023 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			3.875%						3.875%
Long-term Debt			$ 1,915	1,914
Senior Notes [Member] \| senior notes 4.55 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			4.55%					4.55%
Long-term Debt			$ 845	845
Senior Notes [Member] \| Senior Notes due 2034 5 point 4 percent [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			5.40%					5.40%
Long-term Debt			$ 741	740
Senior Notes [Member] \| 5.450% Senior Notes due March 2043 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			5.45%						5.45%
Long-term Debt			$ 1,843	1,842
Other Debt [Member]
Debt Instruments [Line Items]
Long-term Debt and Capital Lease Obligations, Including Current Maturities			166	119
Revolving Credit Facility [Member] \| Line of Credit [Member]
Debt Instruments [Line Items]
Long-term Debt			0	0
Line of Credit Facility, Remaining Borrowing Capacity			3,500
Line of Credit Facility, Maximum Borrowing Capacity	$ 3,500
Amount of revolving credit facility available to PT Freeport Indonesia	500
Letter of Credit [Member] \| Line of Credit [Member]
Debt Instruments [Line Items]
Long-term Line of Credit			13
Line of Credit Facility, Remaining Borrowing Capacity	$ 1,500		1,500
Cerro Verde \| Line of Credit [Member]
Debt Instruments [Line Items]
Long-term Debt and Capital Lease Obligations, Including Current Maturities				1,269
Cerro Verde \| Line of Credit [Member] \| Line of Credit [Member]
Debt Instruments [Line Items]
Debt Instrument, Periodic Payment			20
Long-term Debt			$ 1,023			$ 1,500	$ 1,275
Line of Credit Facility, Maximum Borrowing Capacity		$ 1,800
Term of Debt Agreement		5 years
Freeport-McMoRan Oil & Gas \| Senior Notes [Member] \| 6.125% Senior Notes due 2019 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			6.125%
Freeport-McMoRan Oil & Gas \| Senior Notes [Member] \| 6.5% Senior Notes due 2020 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			6.50%
Freeport-McMoRan Oil & Gas \| Senior Notes [Member] \| 6.625% Senior Notes due 2021 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			6.625%
Freeport-McMoRan Oil & Gas \| Senior Notes [Member] \| 6.75% Senior Notes due 2022 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			6.75%
Freeport-McMoRan Oil & Gas \| Senior Notes [Member] \| 6.875% Senior Notes due 2023 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			6.875%
Long-term Debt			$ 0	54
Freeport McMoRan Corporation [Member] \| Senior Notes [Member] \| Senior Notes Due 2031 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			9.50%
Long-term Debt			$ 126	127
Freeport McMoRan Corporation [Member] \| Senior Notes [Member] \| Senior Notes Due 2034 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			6.125%
Long-term Debt			$ 117	116
Freeport McMoRan Corporation [Member] \| Debentures [Member] \| Debentures Due 2027 [Member]
Debt Instruments [Line Items]
Debt Instrument, Interest Rate, Stated Percentage			7.125%
Long-term Debt			$ 115	115
Debt Instrument, Payment Period One [Member] \| Cerro Verde \| Line of Credit [Member] \| Line of Credit [Member]
Debt Instruments [Line Items]
Debt Instrument, Periodic Payment			225
Repayments of Lines of Credit			5	$ 220
Debt Instrument, Payment Period Three [Member] \| Cerro Verde \| Line of Credit [Member] \| Line of Credit [Member]
Debt Instruments [Line Items]
Debt Instrument, Periodic Payment			$ 525