Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Numerator:
Net earnings attributable to the Company	$ 85	$ 328	$ 106	$ 278
Denominator (in thousands):
Denominator for basic earnings per share - weighted average shares outstanding (in shares)	156,825,000	157,073,000	157,430,000	156,650,000
Effect of dilutive securities:
Stock options and other (in shares)	3,686,000	2,226,000	3,043,000	1,788,000
Denominator for diluted earnings per share - adjusted weighted average shares outstanding (in shares)	160,511,000	159,299,000	160,473,000	158,438,000
Basic earnings per share:
Earnings from continuing operations attributable to the Company (in dollars per share)	$ 0.49	$ 2.09	$ 0.62	$ 1.77
Gain from discontinued operations (in dollars per share)	0.05		0.05
Net earnings	0.54	2.09	0.67	1.77
Diluted earnings per share:
Net earnings (loss) attributable to the Company (in dollars per share)	0.48	2.06	0.61	1.76
Gain from discontinued operations (in dollars per share)	0.05		0.05
Net earnings	$ 0.53	$ 2.06	$ 0.66	$ 1.76
Weighted average shares of common stock attributable to options not included in diluted earnings per share (in shares)	958,014	1,564,207	1,206,870	2,616,538