Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2013

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)
	Jun. 30, 2013						Dec. 31, 2012
	Gross Book Value		Accumulated Amortization		Net Book Value		Gross Book Value		Accumulated Amortization		Net Book Value
Technology/Technical Know-How	$	1,956	$	528	$	1,428	$	1,967	$	474	$	1,493
Tradenames		1,647		223		1,424		1,647		188		1,459
Customer Relationships		2,116		355		1,761		2,115		312		1,803
Other		388		328		60		369		322		47
	$	6,107	$	1,434	$	4,673	$	6,098	$	1,296	$	4,802

Amortization Expense Charged to Income for Intangible Assets

Amortization expense charged to income was as follows:

			(Stated in millions)
	2013		2012
Second Quarter	$	81	$	80
Six Months	$	163	$	161