Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Numerator:
Net earnings attributable to the Company	$ 257	$ 180	$ 209
Denominator (in thousands):
Denominator for basic earnings per share - weighted average shares outstanding (in shares)	160,125,000	162,737,000	161,857,000
Effect of dilutive securities:
Stock options and other (in shares)	1,963,000	1,910,000	968,000
Denominator for diluted earnings per share - adjusted weighted average shares outstanding (in shares)	162,088,000	164,647,000	162,825,000
Basic earnings per share:
Earnings from continuing operations (in dollars per share)	$ 0.90	$ 1.12	$ 1.33
Gain (loss) from discontinued operations (in dollars per share)	0.71	(0.01)	(0.04)
Net earnings (in dollars per share)	1.61	1.11	1.29
Diluted earnings per share:
Earnings from continuing operations (in dollars per share)	0.89	1.11	1.32
Loss from discontinued operations (in dollars per share)	0.70	(0.01)	(0.04)
Net earnings (in dollars per share)	$ 1.59	$ 1.10	$ 1.28
Weighted average shares of common stock attributable to options not included in diluted earnings per share (in shares)	1,726,275	1,522,928	2,770,458