Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2018

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets by Major Class

The gross book value, accumulated amortization and net book value of intangible assets were as follows:

	(Stated in millions)
	Mar. 31, 2018						Dec. 31, 2017
	Gross		Accumulated		Net Book		Gross		Accumulated		Net Book
	BookValue		Amortization		Value		Book Value		Amortization		Value
Customer relationships	$	4,833	$	1,079	$	3,754	$	4,832	$	1,020	$	3,812
Technology/technical know-how		3,619		1,127		2,492		3,634		1,078		2,556
Tradenames		2,806		558		2,248		2,806		533		2,273
Other		1,326		603		723		1,295		582		713
	$	12,584	$	3,367	$	9,217	$	12,567	$	3,213	$	9,354