Consolidated Statement of Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Profit of consolidated and affiliated companies	$ 950	$ 1,702	$ 2,797	$ 5,022
Other Comprehensive Income (Loss), Net of Tax:
Foreign currency translation, net of tax (provision)/benefit of: Three months ended: 2013-$33, 2012-$11; Nine months ended: 2013-$41, 2012-$(5)	291	193	(255)	35
Pension and other postretirement benefits:
Current year actuarial gain (loss), net of tax (provision)/benefit of: Three months ended: 2013-$2, 2012-$91; Nine months ended: 2013-$(14), 2012-$83	(3)	(155)	24	(140)
Amortization of actuarial (gain) loss, net of tax (provision)/benefit of: Three months ended: 2013-$(67), 2012-$(61); Nine months ended: 2013-$(201), 2012-$(181)	129	114	388	340
Current year prior service credit (cost), net of tax (provision)/benefit of: Three months ended: 2013-$0, 2012-$(3); Nine months ended: 2013-$0, 2012-$(1)	0	4	0	1
Amortization of prior service (credit) cost, net of tax (provision)/benefit of: Three months ended: 2013-$5, 2012-$4; Nine months ended: 2013-$14, 2012-$12	(9)	(8)	(27)	(23)
Amortization of transition (asset) obligation, net of tax (provision)/benefit of: Three months ended: 2013-$(1), 2012-$0; Nine months ended: 2013-$(1), 2012-$0	0	1	1	2
Derivative financial instruments:
Gains (losses) deferred, net of tax (provision)/benefit of: Three months ended: 2013-$(15), 2012-$5; Nine months ended: 2013-$(2), 2012-$21	26	(7)	2	(35)
(Gains) losses reclassified to earnings, net of tax (provision)/benefit of: Three months ended: 2013-$(5), 2012-$(5); Nine months ended: 2013-$(24), 2012-$(6)	9	9	42	10
Available-for-sale securities:
Gains (losses) deferred, net of tax (provision)/benefit of: Three months ended: 2013-$(6), 2012-$(8); Nine months ended: 2013-$(8), 2012-$(13)	9	12	14	28
(Gains) losses reclassified to earnings, net of tax (provision)/benefit of: Three months ended: 2013-$0, 2012-$0; Nine months ended: 2013-$0, 2012-$0	(1)	(1)	(1)	(3)
Total other comprehensive income (loss), net of tax	451	162	188	215
Comprehensive Income	1,401	1,864	2,985	5,237
Less: comprehensive income attributable to the noncontrolling interests	(4)	(3)	(13)	(20)
Comprehensive income attributable to stockholders	$ 1,397	$ 1,861	$ 2,972	$ 5,217