CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (unaudited) [Abstract]
REVENUES	$ 2,431.5	$ 2,060.9
COSTS AND EXPENSES:
Cost of sales (exclusive of depreciation and amortization shown separately below)	1,765.1	1,453.0
Selling and administrative expenses	328.3	303.3
Depreciation and amortization	86.8	67.3
Interest, net	32.1	25.8
Other costs (see Note 3)	49.0	31.0
Total costs and expenses	2,261.3	1,880.4
Income from continuing operations before income taxes	170.2	180.5
Income tax provision	(48.5)	(34.1)
Income from continuing operations	121.7	146.4
Income (loss) from discontinued operations, net of income taxes	(5.6)	1.9
Net income	116.1	148.3
Net income attributable to noncontrolling interests	5.0	0
Net income attributable to Cameron stockholders	111.1	148.3
Amounts attributable to Cameron stockholders:
Income from continuing operations	116.7	146.4
Income (loss) from discontinued operations	(5.6)	1.9
Net income attributable to Cameron stockholders	111.1	148.3
Basic
Continuing operations (in dollars per share)	$ 0.54	$ 0.59
Discontinued operations (in dollars per share)	$ (0.03)	$ 0.01
Basic (in dollars per share)	$ 0.51	$ 0.60
Diluted
Continuing operations (in dollars per share)	$ 0.54	$ 0.59
Discontinued operations (in dollars per share)	$ (0.03)	$ 0.01
Diluted (in dollars per share)	$ 0.51	$ 0.60
Shares used in computing earnings per common share:
Basic (in shares)	214.9	247.5
Diluted (in shares)	216.2	249.0
Comprehensive income	141.3	71.4
Comprehensive income attributable to noncontrolling interests	19.8	0
Comprehensive income attributable to Cameron stockholders	$ 121.5	$ 71.4