Consolidated Condensed Statements of Comprehensive Income (Unaudited) (USD $) In Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Consolidated Condensed Statements of Comprehensive Income [Abstract]
Net income	$ 168	$ 238	$ 292	$ 384
Other comprehensive income (loss):
Net foreign currency translation adjustment	57	(120)	175	(211)
Net change in postretirement benefit plans, net of tax benefit of $13, $8, $24 and $18, respectively	18	16	39	31
Net change in unrealized gains on investment securities, net of tax expense (benefit) of $3, $(1), $6 and $1, respectively	(4)	(1)	(11)	2
Other comprehensive income (loss)	71	(105)	203	(178)
Total Comprehensive income	239	133	495	206
Net change in postretirement benefit plans, net of tax:
Amortization of prior service costs, net of tax benefit of less than $1 for all periods presented	0	0	1	1
Amortization of net actuarial loss, net of tax benefit of $13, $8, $24 and $18, respectively	18	16	38	30
Net change in postretirement benefit plans, net of tax	18	16	39	31
Net change in unrealized gains on investment securities, net of tax:
Unrealized (losses) gains arising during period, net of tax benefit (expense) of $0, $1, $0 and $(1), respectively	0	(1)	(1)	2
Gains realized during the period, net of tax expense of $3, $0, $6 and $0, respectively	(4)		(10)	0
Net change in unrealized gains on investment securities, net of tax	$ (4)	$ (1)	$ (11)	$ 2