Financial Instruments (Unaudited) (Tables)

6 Months Ended

Jun. 30, 2016

Financial Instruments [Abstract]

Unrealized gains (losses) for derivative financial instruments that are designated and qualify as fair value hedge transactions and for the related hedged item

A summary of gains (losses) recognized in revenues for derivative financial instruments related to commodity contracts that are designated and qualify as fair value hedge transactions, along with the unrealized gains (losses) on the related hedged item follows (in millions):

	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2016			2015			2016			2015
Copper futures and swap contracts:
Unrealized gains (losses):
Derivative financial instruments	$	3		$	(4	)	$	10		$	2
Hedged item – firm sales commitments	(3		)	4			(10		)	(2		)
Realized losses:
Matured derivative financial instruments	(4		)	(1		)	(8		)	(11		)

Schedule of Derivative Instruments

A summary of FCX’s embedded derivatives at June 30, 2016, follows:

	Open Positions	Average Price Per Unit				Maturities Through
		Contract		Market
Embedded derivatives in provisional sales contracts:
Copper (millions of pounds)	769	$	2.16	$	2.20	November 2016
Gold (thousands of ounces)	90	1,259		1,322		October 2016
Embedded derivatives in provisional purchase contracts:
Copper (millions of pounds)	123	2.17		2.20		October 2016

Realized and unrealized gains (losses) for derivative financial instruments that do not qualify as hedge transactions

A summary of the realized and unrealized gains (losses) recognized in FCX's loss before income taxes and equity in affiliated companies’ net earnings for commodity contracts that do not qualify as hedge transactions, including embedded derivatives, follows (in millions):

	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2016			2015			2016		2015
Embedded derivatives in provisional copper and gold
sales contractsa	$	4		$	(73	)	$	76	$	(144	)
Copper forward contractsb	(2		)	(6		)	5		(7		)
Crude oil optionsa	—			6			—		58

a. Amounts recorded in revenues. 

b. Amounts recorded in cost of sales as production and delivery costs.

Fair Values of Unsettled Derivative Financial Instruments

A summary of the fair values of unsettled commodity derivative financial instruments follows (in millions):

	June 30, 2016		December 31, 2015
Commodity Derivative Assets:
Derivatives designated as hedging instruments:
Copper futures and swap contractsa	$	4	$	1
Derivatives not designated as hedging instruments:
Embedded derivatives in provisional copper and gold
sales/purchase contracts	49		19
Copper forward contracts	2		—
Total derivative assets	$	55	$	20
Commodity Derivative Liabilities:
Derivatives designated as hedging instruments:
Copper futures and swap contractsa	$	3	$	11
Derivatives not designated as hedging instruments:
Embedded derivatives in provisional copper and gold
sales/purchase contracts	18		81
Copper forward contracts	1		—
Total derivative liabilities	$	22	$	92

a. FCX paid $3 million to brokers at June 30, 2016, and $10 million at December 31, 2015, for margin requirements (recorded in other current assets).

A summary of these unsettled commodity contracts that are offset in the balance sheet follows (in millions):

	Assets				Liabilities
	June 30, 2016		December 31, 2015		June 30, 2016		December 31, 2015
Gross amounts recognized:
Commodity contracts:
Embedded derivatives in provisional
sales/purchase contracts	$	49	$	19	$	18	$	81
Copper derivatives	6		1		4		11
	55		20		22		92
Less gross amounts of offset:
Commodity contracts:
Embedded derivatives in provisional
sales/purchase contracts	3		5		3		5
Copper derivatives	4		1		4		1
	7		6		7		6
Net amounts presented in balance sheet:
Commodity contracts:
Embedded derivatives in provisional
sales/purchase contracts	46		14		15		76
Copper derivatives	2		—		—		10
	$	48	$	14	$	15	$	86
Balance sheet classification:
Trade accounts receivable	$	48	$	9	$	8	$	51
Accounts payable and accrued liabilities	—		5		7		35
	$	48	$	14	$	15	$	86