Fair Value Measurement (Unaudited) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Carrying Amount, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Carrying Amount, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Fair Value, Inputs, Level 1 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Fair Value, Inputs, Level 1 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Fair Value, Inputs, Level 2 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Fair Value, Inputs, Level 2 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Fair Value, Inputs, Level 3 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Fair Value, Inputs, Level 3 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Carrying Amount, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Carrying Amount, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Fair Value, Inputs, Level 1 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Fair Value, Inputs, Level 1 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Fair Value, Inputs, Level 2 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Fair Value, Inputs, Level 2 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Fair Value, Inputs, Level 3 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Fair Value, Inputs, Level 3 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Carrying Amount, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Carrying Amount, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Fair Value, Inputs, Level 1 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Fair Value, Inputs, Level 1 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Fair Value, Inputs, Level 2 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Fair Value, Inputs, Level 2 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Fair Value, Inputs, Level 3 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Fair Value, Inputs, Level 3 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper forward contracts [Member] Carrying Amount, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper forward contracts [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper forward contracts [Member] Fair Value, Inputs, Level 1 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper forward contracts [Member] Fair Value, Inputs, Level 2 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper forward contracts [Member] Fair Value, Inputs, Level 3 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Money market funds [Member] Carrying Amount, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Money market funds [Member] Carrying Amount, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Money market funds [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Money market funds [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Money market funds [Member] Fair Value, Inputs, Level 1 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Money market funds [Member] Fair Value, Inputs, Level 1 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Money market funds [Member] Fair Value, Inputs, Level 2 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Money market funds [Member] Fair Value, Inputs, Level 2 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Money market funds [Member] Fair Value, Inputs, Level 3 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Money market funds [Member] Fair Value, Inputs, Level 3 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Cost-method investments [Member] Carrying Amount, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Cost-method investments [Member] Carrying Amount, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Cost-method investments [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Cost-method investments [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Cost-method investments [Member] Fair Value, Inputs, Level 1 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Cost-method investments [Member] Fair Value, Inputs, Level 1 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Cost-method investments [Member] Fair Value, Inputs, Level 2 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Cost-method investments [Member] Fair Value, Inputs, Level 2 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Cost-method investments [Member] Fair Value, Inputs, Level 3 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Cost-method investments [Member] Fair Value, Inputs, Level 3 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Equity securities [Member] Carrying Amount, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Equity securities [Member] Carrying Amount, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Equity securities [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Equity securities [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Equity securities [Member] Fair Value, Inputs, Level 1 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Equity securities [Member] Fair Value, Inputs, Level 1 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Equity securities [Member] Fair Value, Inputs, Level 2 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Equity securities [Member] Fair Value, Inputs, Level 2 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Equity securities [Member] Fair Value, Inputs, Level 3 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Equity securities [Member] Fair Value, Inputs, Level 3 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Government mortgage-backed securities [Member] Carrying Amount, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Government mortgage-backed securities [Member] Carrying Amount, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Government mortgage-backed securities [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Government mortgage-backed securities [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Government mortgage-backed securities [Member] Fair Value, Inputs, Level 1 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Government mortgage-backed securities [Member] Fair Value, Inputs, Level 1 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Government mortgage-backed securities [Member] Fair Value, Inputs, Level 2 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Government mortgage-backed securities [Member] Fair Value, Inputs, Level 2 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Government mortgage-backed securities [Member] Fair Value, Inputs, Level 3 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Government mortgage-backed securities [Member] Fair Value, Inputs, Level 3 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] U.S. core fixed income funds [Member] Carrying Amount, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] U.S. core fixed income funds [Member] Carrying Amount, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] U.S. core fixed income funds [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] U.S. core fixed income funds [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] U.S. core fixed income funds [Member] Fair Value, Inputs, Level 1 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] U.S. core fixed income funds [Member] Fair Value, Inputs, Level 1 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] U.S. core fixed income funds [Member] Fair Value, Inputs, Level 2 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] U.S. core fixed income funds [Member] Fair Value, Inputs, Level 2 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] U.S. core fixed income funds [Member] Fair Value, Inputs, Level 3 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] U.S. core fixed income funds [Member] Fair Value, Inputs, Level 3 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Government bonds and notes [Member] Carrying Amount, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Government bonds and notes [Member] Carrying Amount, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Government bonds and notes [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Government bonds and notes [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Government bonds and notes [Member] Fair Value, Inputs, Level 1 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Government bonds and notes [Member] Fair Value, Inputs, Level 1 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Government bonds and notes [Member] Fair Value, Inputs, Level 2 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Government bonds and notes [Member] Fair Value, Inputs, Level 2 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Government bonds and notes [Member] Fair Value, Inputs, Level 3 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Government bonds and notes [Member] Fair Value, Inputs, Level 3 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Corporate bonds [Member] Carrying Amount, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Corporate bonds [Member] Carrying Amount, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Corporate bonds [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Corporate bonds [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Corporate bonds [Member] Fair Value, Inputs, Level 1 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Corporate bonds [Member] Fair Value, Inputs, Level 1 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Corporate bonds [Member] Fair Value, Inputs, Level 2 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Corporate bonds [Member] Fair Value, Inputs, Level 2 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Corporate bonds [Member] Fair Value, Inputs, Level 3 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Corporate bonds [Member] Fair Value, Inputs, Level 3 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Asset-backed securities [Member] Carrying Amount, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Asset-backed securities [Member] Carrying Amount, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Asset-backed securities [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Asset-backed securities [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Asset-backed securities [Member] Fair Value, Inputs, Level 1 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Asset-backed securities [Member] Fair Value, Inputs, Level 1 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Asset-backed securities [Member] Fair Value, Inputs, Level 2 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Asset-backed securities [Member] Fair Value, Inputs, Level 2 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Asset-backed securities [Member] Fair Value, Inputs, Level 3 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Asset-backed securities [Member] Fair Value, Inputs, Level 3 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Municipal bonds [Member] Carrying Amount, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Municipal bonds [Member] Carrying Amount, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Municipal bonds [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Municipal bonds [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Municipal bonds [Member] Fair Value, Inputs, Level 1 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Municipal bonds [Member] Fair Value, Inputs, Level 1 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Municipal bonds [Member] Fair Value, Inputs, Level 2 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Municipal bonds [Member] Fair Value, Inputs, Level 2 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Municipal bonds [Member] Fair Value, Inputs, Level 3 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Municipal bonds [Member] Fair Value, Inputs, Level 3 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Carrying Amount, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Carrying Amount, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Fair Value, Inputs, Level 1 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Fair Value, Inputs, Level 1 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Fair Value, Inputs, Level 2 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Fair Value, Inputs, Level 2 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Fair Value, Inputs, Level 3 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Embedded derivatives in provisional sales/purchases contracts [Member] Fair Value, Inputs, Level 3 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Carrying Amount, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Carrying Amount, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Fair Value, Inputs, Level 1 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Fair Value, Inputs, Level 1 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Fair Value, Inputs, Level 2 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Fair Value, Inputs, Level 2 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Fair Value, Inputs, Level 3 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Copper futures and swap contracts [Member] Fair Value, Inputs, Level 3 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper forward contracts [Member] Carrying Amount, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Copper forward contracts [Member] Carrying Amount, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper forward contracts [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Copper forward contracts [Member] Estimate of Fair Value, Fair Value Disclosure [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper forward contracts [Member] Fair Value, Inputs, Level 1 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Copper forward contracts [Member] Fair Value, Inputs, Level 1 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper forward contracts [Member] Fair Value, Inputs, Level 2 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Copper forward contracts [Member] Fair Value, Inputs, Level 2 [Member]		Sep. 30, 2012 Fair Value, Measurements, Recurring [Member] Copper forward contracts [Member] Fair Value, Inputs, Level 3 [Member]		Dec. 31, 2011 Fair Value, Measurements, Recurring [Member] Copper forward contracts [Member] Fair Value, Inputs, Level 3 [Member]
Cash equivalents:
Cash equivalents																																																																								$ 3,053	[1]	$ 4,007	[1]	$ 3,053	[1]	$ 4,007	[1]	$ 3,053	[1]	$ 4,007	[1]	$ 0	[1]	$ 0	[1]	$ 0	[1]	$ 0	[1]
Investment securities (current and long-term):
McMoRan Exploration Co. investment																																																																																												453	[2]	475	[2]	436	[2]	507	[2]	0	[2]	0	[2]	436	[2]	507	[2]	0	[2]	0	[2]
Available-for-sale securities		508		486		491		518		55		11		436		507		0		0																																																				47	[1],[3]	2	[1],[3]	47	[1],[3]	2	[1],[3]	47	[1],[3]	2	[1],[3]	0	[1],[3]	0	[1],[3]	0	[1],[3]	0	[1],[3]																					8	[1],[3]	9	[1],[3]	8	[1],[3]	9	[1],[3]	8	[1],[3]	9	[1],[3]	0	[1],[3]	0	[1],[3]	0	[1],[3]	0	[1],[3]
Trust assets (long-term):
Trust assets		161	[1],[3]	152	[1],[3]	161	[1],[3]	152	[1],[3]	6	[1],[3]	9	[1],[3]	155	[1],[3]	143	[1],[3]	0	[1],[3]	0	[1],[3]																																																			6	[1],[3]	9	[1],[3]	6	[1],[3]	9	[1],[3]	6	[1],[3]	9	[1],[3]	0	[1],[3]	0	[1],[3]	0	[1],[3]	0	[1],[3]																																									41	[1],[3]	47	[1],[3]	41	[1],[3]	47	[1],[3]	0	[1],[3]	0	[1],[3]	41	[1],[3]	47	[1],[3]	0	[1],[3]	0	[1],[3]	49	[1],[3]	46	[1],[3]	49	[1],[3]	46	[1],[3]	0	[1],[3]	0	[1],[3]	49	[1],[3]	46	[1],[3]	0	[1],[3]	0	[1],[3]	21	[1],[3]	21	[1],[3]	21	[1],[3]	21	[1],[3]	0	[1],[3]	0	[1],[3]	21	[1],[3]	21	[1],[3]	0	[1],[3]	0	[1],[3]	30	[1],[3]	19	[1],[3]	30	[1],[3]	19	[1],[3]	0	[1],[3]	0	[1],[3]	30	[1],[3]	19	[1],[3]	0	[1],[3]	0	[1],[3]	13	[1],[3]	9	[1],[3]	13	[1],[3]	9	[1],[3]	0	[1],[3]	0	[1],[3]	13	[1],[3]	9	[1],[3]	0	[1],[3]	0	[1],[3]	1	[1],[3]	1	[1],[3]	1	[1],[3]	1	[1],[3]	0	[1],[3]	0	[1],[3]	1	[1],[3]	1	[1],[3]	0	[1],[3]	0	[1],[3]
Derivatives:
Derivative assets		143	[1]	77	[1]	143	[1]	77	[1]	11	[1]	4	[1]	132	[1]	73	[1]	0	[1]	0	[1]																																																																																																																																																																																																																																							131	[1],[4]	72	[1],[4]	131	[1],[4]	72	[1],[4]	0	[1],[4]	0	[1],[4]	131	[1],[4]	72	[1],[4]	0	[1],[4]	0	[1],[4]	11	[1],[5]	3	[1],[5]	11	[1],[5]	3	[1],[5]	10	[1],[5]	3	[1],[5]	1	[1],[5]	0	[1],[5]	0	[1],[5]	0	[1],[5]	1	[1],[5]	2	[1],[5]	1	[1],[5]	2	[1],[5]	1	[1],[5]	1	[1],[5]	0	[1],[5]	1	[1],[5]	0	[1],[5]	0	[1],[5]
Total assets						3,848		4,754		3,125		4,031		723		723		0		0
Derivatives:
Derivative liabilities		76	[1]	95	[1]	76	[1]	95	[1]	2	[1]	11	[1]	74	[1]	84	[1]	0	[1]	0	[1]	74	[1],[4]	82	[1],[4]	74	[1],[4]	82	[1],[4]	0	[1],[4]	0	[1],[4]	74	[1],[4]	82	[1],[4]	0	[1],[4]	0	[1],[4]	1	[1],[6]	13	[1],[6]	1	[1],[6]	13	[1],[6]	1	[1],[6]	11	[1],[6]	0	[1],[6]	2	[1],[6]	0	[1],[6]	0	[1],[6]	1	[1],[6]	1	[1],[6]	1	[1],[6]	0	[1],[6]	0	[1],[6]
Long-term debt, including current portion		3,523	[7]	3,537	[7]	3,632	[7]	3,797	[7]	0	[7]	0	[7]	3,632	[7]	3,797	[7]	0	[7]	0	[7]
Total liabilities						$ 3,708		$ 3,892		$ 2		$ 11		$ 3,706		$ 3,881		$ 0		$ 0
Dividend Rate Of Investee Preferred Stock	5.75%

[1] Recorded at fair value.

[2] Recorded at cost and included in other assets.

[3] Current portion included in other current assets and long-term portion included in other assets.

[4] Embedded derivatives are recorded in accounts receivable and/or accounts payable and accrued liabilities.

[5] Included in other current assets.

[6] Included in accounts payable and accrued liabilities.

[7] Recorded at cost except for long-term debt acquired in the FMC acquisition, which was recorded at fair value at the acquisition date.