Fixed Assets (Tables)

12 Months Ended

Dec. 31, 2015

Property Plant And Equipment [Abstract]

Property, Plant and Equipment

A summary of fixed assets follows:

(Stated in millions)
	2015		2014
Land.........................................................	$	425	$	445
Buildings & improvements..........................................		3,960		3,733
Machinery & equipment............................................		31,885		31,937
Seismic vessels..................................................		850		849
		37,120		36,964
Less: Accumulated depreciation.......................................		23,705		21,568
	$	13,415	$	15,396