Income Taxes - Provision for Income Taxes Attributable to Income from Continuing Operations Before Income Taxes and Equity in Net Income of Affiliates (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Current:
UK (2016-2015), Dutch (2014)		$ (6)	$ 4
Non-UK (2016-2015), Non-Dutch (2014).	$ 221	176	127
Total current income tax provision	221	170	131
Deferred:
UK (2016-2015), Dutch (2014)	1	(1)	1
Non-UK (2016-2015), Non-Dutch (2014)	87	214	104
Total deferred income tax provision	88	213	105
Total provision for income taxes	$ 309	$ 383	$ 236