Plant and Equipment and Goodwill (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013
Plant and Equipment and Goodwill [Abstract]
Plant and equipment, at cost	$ 3,671		$ 3,671		$ 3,670
Accumulated depreciation	(1,656)		(1,656)		(1,633)
Total plant and equipment	2,015		2,015		2,037
Goodwill [Roll Forward]
Balance at December 31, 2013			2,925
Sale of Reciprocating Compression business			(213)
Impairment (See Note 3)	0	0	(40)	0
Acquisitions			21
Adjustments to the purchase price allocation for prior year acquisitions			19
Translation effect of currency changes and other			(8)
Balance at June 30, 2014	$ 2,704		$ 2,704