Consolidated Condensed Statements of Comprehensive Income (unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Income Statement [Abstract]
REVENUES	$ 2,208	$ 2,678	$ 6,703	$ 7,577
COSTS AND EXPENSES:
Cost of sales (exclusive of depreciation and amortization shown separately below)	1,530	1,915	4,723	5,456
Selling and administrative expenses	256	320	821	970
Depreciation and amortization	86	83	264	256
Interest, net	34	36	105	98
Asset charges (see Note 4)	18	0	581	44
Other costs (gains), net (see Note 4)	26	19	77	18
Total costs and expenses	1,950	2,373	6,571	6,842
Income from continuing operations before income taxes	258	305	132	735
Income tax provision	(44)	(70)	(144)	(179)
Income (loss) from continuing operations	214	235	(12)	556
Income (loss) from discontinued operations, net of income taxes	(1)	3	431	31
Net income	213	238	419	587
Less: Net income attributable to noncontrolling interests	26	13	43	29
Net income attributable to Cameron stockholders	187	225	376	558
Amounts attributable to Cameron stockholders:
Income (loss) from continuing operations	188	222	(55)	527
Income (loss) from discontinued operations	(1)	3	431	31
Net income attributable to Cameron stockholders	$ 187	$ 225	$ 376	$ 558
Basic -
Continuing operations (in dollars per share)	$ 0.99	$ 1.11	$ (0.29)	$ 2.55
Discontinued operations (in dollars per share)	(0.01)	0.01	2.25	0.15
Basic earnings per share (in dollars per share)	0.98	1.12	1.96	2.70
Diluted -
Continuing operations (in dollars per share)	0.98	1.10	(0.29)	2.53
Discontinued operations (in dollars per share)	(0.01)	0.01	2.25	0.15
Diluted earnings per share (in dollars per share)	$ 0.97	$ 1.11	$ 1.96	$ 2.68
Shares used in computing earnings per common share:
Basic (in shares)	191	201	192	207
Diluted (in shares)	192	203	192	208
Comprehensive income (loss)	$ (8)	$ 29	$ 14	$ 389
Less: Comprehensive loss attributable to noncontrolling interests	(41)	(40)	(55)	(17)
Comprehensive income attributable to Cameron stockholders	$ 33	$ 69	$ 69	$ 406