Merger of Cameron with Schlumberger (Details) - Scenario, Forecast $ / shares in Units, $ in Millions	3 Months Ended
	Mar. 31, 2016 USD ($) $ / shares shares
Schlumberger Limited
Business Acquisition [Line Items]
Business acquisition, share price | $ / shares	$ 14.44
Schlumberger Limited | Common Stock
Business Acquisition [Line Items]
Business acquisition, equity interest issued or issuable for each share | shares	0.716
Cameron International Corporation
Business Acquisition [Line Items]
Business combination, contingent consideration, early contract termination fee | $	$ 321