Consolidated Statements of Changes in Equity - USD ($) shares in Millions, $ in Millions		Total	Common Stock [Member]	Common Stock [Member] Cumulative Effect, Period of Adoption, Adjustment	Treasury Stock	Treasury Stock Cumulative Effect, Period of Adoption, Adjustment	Additional Paid-in Capital [Member]	Additional Paid-in Capital [Member] Cumulative Effect, Period of Adoption, Adjustment	Retained Earnings (Accumulated Deficit)	Retained Earnings (Accumulated Deficit) Cumulative Effect, Period of Adoption, Adjustment	AOCI Attributable to Parent [Member]	AOCI Attributable to Parent [Member] Cumulative Effect, Period of Adoption, Adjustment	Noncontrolling Interest [Member]	Noncontrolling Interest [Member] Cumulative Effect, Period of Adoption, Adjustment
Common Stock, Dividends, Per Share, Declared		$ 0.53
Beginning Balance at Dec. 31, 2017			$ 8.0		$ (1,892.0)		$ 8,501.0		$ (2,276.0)		$ (1,876.0)		$ 2,380.0
Beginning Balance (Shares) at Dec. 31, 2017			816.3		155.9
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		$ 1,565.0	$ 0.0		$ 0.0		0.0		1,203.0		0.0		360.0
Total foreign currency translation adjustment, net of income tax		(182.0)	0.0		0.0		0.0		0.0		(235.0)		53.0
Total change in derivative fair value, net of income tax		26.0	0.0		0.0		0.0		0.0		14.0		10.0
Total pension adjustments, net of income tax		5.0	0.0		0.0		0.0		0.0		7.0		(2.0)
OTHER COMPREHENSIVE LOSS		$ (151.0)									(214.0)		61.0
Fair value adjustment (2)	[1]		0.0		0.0		(4.0)		0.0		0.0		0.0
Disposition of business interests (3)	[2]		0.0		0.0		0.0		0.0		0.0		(250.0)
Distributions to noncontrolling interests			0.0		0.0		0.0		0.0		0.0		343.0
Contributions from noncontrolling interests			0.0		0.0		0.0		0.0		0.0		9.0
Dividends, Common Stock, Cash			$ 0.0		$ 0.0		(348.0)		0.0		0.0		0.0
Issuance and exercise of stock-based compensation benefit plans (Shares)			0.9		(1.0)
Issuance and exercise of stock-based compensation benefit plans, net of income tax			$ 0.0		$ 14.0		8.0		0.0		0.0		0.0
Sales to noncontrolling interests			0.0		0.0		(3.0)		0.0		0.0		98.0
Acquisitions of noncontrolling interests							0.0
Ending Balance at Dec. 31, 2018			$ 8.0		$ (1,878.0)		8,154.0		(1,005.0)		(2,071.0)		2,396.0	$ 81.0
Ending Balance (Shares) at Dec. 31, 2018			817.2		154.9
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stockholders' Equity Attributable to Parent				$ 0.0		$ 0.0		$ 0.0		$ 68.0		$ 19.0
Common Stock, Dividends, Per Share, Declared		$ 0.5528
Net income		$ 478.0	$ 0.0		$ 0.0		0.0		303.0		0.0		182.0
Total foreign currency translation adjustment, net of income tax		(10.0)	0.0		0.0		0.0		0.0		0.0		(10.0)
Total change in derivative fair value, net of income tax		(223.0)	0.0		0.0		0.0		0.0		(166.0)		(57.0)
Total pension adjustments, net of income tax		6.0	0.0		0.0		0.0		0.0		12.0		(6.0)
OTHER COMPREHENSIVE LOSS		(227.0)									(154.0)		(73.0)
Fair value adjustment (2)	[1]		0.0		0.0		(6.0)		0.0		0.0		0.0
Distributions to noncontrolling interests			0.0		0.0		0.0		0.0		0.0		415.0
Contributions from noncontrolling interests			0.0		0.0		0.0		0.0		0.0		7.0
Dividends, Common Stock, Cash			$ 0.0		$ 0.0		(367.0)		0.0		0.0		0.0
Issuance and exercise of stock-based compensation benefit plans (Shares)			0.6		(1.0)
Issuance and exercise of stock-based compensation benefit plans, net of income tax			$ 0.0		$ 11.0		0.0		0.0		0.0		0.0
Sales to noncontrolling interests			0.0		0.0		(5.0)		0.0		0.0		136.0
Acquisitions of noncontrolling interests							0.0
Ending Balance at Dec. 31, 2019		5,229.0	$ 8.0		$ (1,867.0)		7,776.0		(692.0)		(2,229.0)		2,233.0	0.0
Ending Balance (Shares) at Dec. 31, 2019			817.8		153.9
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Temporary Equity, Net Income		(7.0)
Stockholders' Equity Attributable to Parent		$ 2,996.0		0.0		0.0		0.0		10.0		(4.0)
Common Stock, Dividends, Per Share, Declared		$ 0.5804
Net income		$ 152.0	$ 0.0		$ 0.0		0.0		46.0		0.0		98.0
Total foreign currency translation adjustment, net of income tax		140.0	0.0		0.0		0.0		0.0		192.0		(52.0)
Total change in derivative fair value, net of income tax		(294.0)	0.0		0.0		0.0		0.0		(237.0)		(29.0)
Total pension adjustments, net of income tax		(13.0)	0.0		0.0		0.0		0.0		(12.0)		(1.0)
OTHER COMPREHENSIVE LOSS		(167.0)									(57.0)		(82.0)
Fair value adjustment (2)	[1]		0.0		0.0		(4.0)		0.0		0.0		0.0
Distributions to noncontrolling interests			0.0		0.0		0.0		0.0		0.0		419.0
Dividends, Common Stock, Cash			$ 0.0		$ 0.0		(386.0)		0.0		0.0		0.0
Issuance and exercise of stock-based compensation benefit plans (Shares)			0.6		(0.9)
Issuance and exercise of stock-based compensation benefit plans, net of income tax			$ 0.0		$ 9.0		4.0		0.0		0.0		0.0
Sales to noncontrolling interests			0.0		0.0		260.0		0.0		9.0		210.0
Acquisitions of noncontrolling interests			0.0		0.0		89.0		0.0		(121.0)		49.0
Proceeds from Issuance of Preferred Stock and Preference Stock			0.0		0.0		0.0		0.0		(1.0)		(111.0)
Ending Balance at Dec. 31, 2020		4,720.0	$ 8.0		$ (1,858.0)		$ 7,561.0		$ (680.0)		$ (2,397.0)		$ 2,086.0	$ (16.0)
Ending Balance (Shares) at Dec. 31, 2020			818.4		153.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Temporary Equity, Net Income		8.0
Stockholders' Equity Attributable to Parent		$ 2,634.0		$ 0.0		$ 0.0		$ 0.0		$ (34.0)		$ 0.0

[1] Adjustment to record the redeemable stock of Colon at fair value.

[2] See Note 25—Held-for-Sale and Dispositions for further information.