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Net Loss Attributable to Company Per Share - Computation of Weighted Average Basic and Diluted Shares Outstanding (Detail) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Numerator:
Net loss attributable to Company	$ (122)	$ (119)
Denominator:
Basic-weighted average common shares outstanding	376	375
Dilutive effect of employee stock options and other unvested stock awards	0	0
Diluted outstanding shares	376	375
Basic	$ (0.32)	$ (0.32)
Diluted	(0.32)	(0.32)
Cash dividends per share	$ 0.05	$ 0.46

X

- Definition

Aggregate dividends paid during the period for each share of common stock outstanding.

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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