Earnings Per Share - Computation of Basic and Diluted Earnings Per Share (Detail) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Numerator for basic and diluted net income per share attributable to the Company's stockholders:
Net income attributable to the Company	$ 32	$ 17	$ 41	$ 39	$ 100	$ 113
Denominator for basic earnings per share attributable to the Company's stockholders:
Weighted average common shares outstanding	107,061,639			107,053,031	107,055,932	107,053,031
Effect of dilutive securities:
Dilutive effect of stock based compensation	563,604			415,837	492,235	415,837
Denominator for diluted earnings per share attributable to the Company's stockholders:	107,625,243			107,468,868	107,548,167	107,468,868
Basic	$ 0.30			$ 0.37	$ 0.93	$ 1.06
Diluted	$ 0.30			$ 0.36	$ 0.93	$ 1.05