Components of Net Periodic Benefit Cost (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
United States Pension Plans of US Entity, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost — benefits earned during the period	$ 0	$ 1	$ 0	$ 1
Interest cost	5	4	10	9
Expected return on plan assets	(6)	(6)	(12)	(11)
Net amortization:
Actuarial loss	2	3	4	5
Prior service cost (credit)	0	0	0	0
Net pension and postretirement costs	1	2	2	4
Foreign Pension Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost — benefits earned during the period	2	3	4	5
Interest cost	4	4	9	8
Expected return on plan assets	(5)	(5)	(12)	(10)
Net amortization:
Actuarial loss	2	3	4	6
Prior service cost (credit)	0	1	1	1
Net pension and postretirement costs	3	6	6	10
United States Postretirement Benefit Plans of US Entity, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost — benefits earned during the period	0	0	0	0
Interest cost	2	2	3	3
Expected return on plan assets	0	0	0	0
Net amortization:
Actuarial loss	1	1	1	2
Prior service cost (credit)	(2)	(2)	(3)	(3)
Net pension and postretirement costs	$ 1	$ 1	$ 1	$ 2