Condensed Consolidated Statements of Changes in Equity Statement - USD ($) shares in Millions, $ in Millions		Total	Common Stock [Member]	Treasury Stock, Common [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Noncontrolling Interest [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Common Stock [Member]		Cumulative Effect, Period of Adoption, Adjustment [Member] Treasury Stock, Common [Member]		Cumulative Effect, Period of Adoption, Adjustment [Member] Additional Paid-in Capital [Member]		Cumulative Effect, Period of Adoption, Adjustment [Member] Retained Earnings [Member]		Cumulative Effect, Period of Adoption, Adjustment [Member] AOCI Attributable to Parent [Member]		Cumulative Effect, Period of Adoption, Adjustment [Member] Noncontrolling Interest [Member]
Beginning Balance at Dec. 31, 2018			$ 8.0	$ (1,878.0)	$ 8,154.0	$ (1,005.0)	$ (2,071.0)	$ 2,396.0
Beginning Balance (Shares) at Dec. 31, 2018			817.2	154.9
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		$ 233.0	$ 0.0	$ 0.0	0.0	154.0	0.0	81.0
Total foreign currency translation adjustment, net of income tax		(1.0)	0.0	0.0	0.0	0.0	4.0	(5.0)
Total change in derivative fair value, net of income tax		(58.0)	0.0	0.0	0.0	0.0	(37.0)	(18.0)
Total pension adjustments, net of income tax		1.0	0.0	0.0	0.0	0.0	1.0	0.0
OTHER COMPREHENSIVE LOSS		$ (58.0)					(32.0)	(23.0)
Fair Value Adjustment	[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	(40.0)
Dividends declared on common stock			$ 0.0	$ 0.0	(91.0)	0.0	0.0	0.0
Common Stock, Dividends, Per Share, Declared		$ 0.1365
Issuance and exercise of stock-based compensation benefit plans (Shares)			0.4	(1.0)
Issuance and exercise of stock-based compensation benefit plans, net of income tax			$ 0.0	$ (11.0)	(17.0)	0.0	0.0	0.0
Sales to noncontrolling interests			$ 0.0	$ 0.0	(1.0)	0.0	0.0	1.0
Ending Balance (Shares) at Mar. 31, 2019			817.6	153.9
Ending Balance at Mar. 31, 2019			$ 8.0	$ (1,867.0)	8,039.0	(839.0)	(2,107.0)	2,415.0											$ 0.0	[2]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stockholders' Equity Attributable to Parent	[2]								$ 0.0		$ 0.0		$ 0.0		$ 12.0		$ (4.0)
Stockholders' Equity Attributable to Parent		$ (692.0)
Stockholders' Equity Attributable to Parent		2,996.0
Beginning Balance at Dec. 31, 2019		5,229.0	$ 8.0	$ (1,867.0)	7,776.0	(692.0)	(2,229.0)	2,233.0
Beginning Balance (Shares) at Dec. 31, 2019			817.8	153.9
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		229.0	$ 0.0	$ 0.0	0.0	144.0	0.0	82.0
Total foreign currency translation adjustment, net of income tax		(152.0)	0.0	0.0	0.0	0.0	(96.0)	(56.0)
Total change in derivative fair value, net of income tax		(416.0)	0.0	0.0	0.0	0.0	(366.0)	(25.0)
Total pension adjustments, net of income tax		0.0
OTHER COMPREHENSIVE LOSS		$ (568.0)					(462.0)	(81.0)
Fair Value Adjustment	[3]		0.0	0.0	(7.0)	0.0	0.0	0.0
Distributions to noncontrolling interests			0.0	0.0	0.0	0.0	0.0	33.0
Dividends declared on common stock			$ 0.0	$ 0.0	(95.0)	0.0	0.0	0.0
Common Stock, Dividends, Per Share, Declared		$ 0.1433
Issuance and exercise of stock-based compensation benefit plans (Shares)			0.1	(0.8)
Issuance and exercise of stock-based compensation benefit plans, net of income tax			$ 0.0	$ (9.0)	(11.0)	0.0	0.0	0.0
Sales to noncontrolling interests			0.0	0.0	(1.0)	0.0	0.0	1.0
Acquisition of subsidiary shares from noncontrolling interests			$ 0.0	$ 0.0	(2.0)	0.0	1.0	8.0
Ending Balance (Shares) at Mar. 31, 2020			817.9	153.1
Ending Balance at Mar. 31, 2020		$ 4,717.0	$ 8.0	$ (1,858.0)	$ 7,664.0	$ (583.0)	$ (2,692.0)	$ 2,178.0											$ (16.0)	[4]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stockholders' Equity Attributable to Parent		(583.0)
Stockholders' Equity Attributable to Parent | Accounting Standards Update 2016-02 [Member]		4.0
Stockholders' Equity Attributable to Parent | Accounting Standards Update 2016-13 [Member]		39.0
Stockholders' Equity Attributable to Parent		$ 2,539.0							$ 0.0	[2],[4]	$ 0.0	[4]	$ 0.0	[4]	$ (35.0)	[4]	$ 0.0	[4]

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

[2] See Note 1—Financial Statement Presentation—New Accounting Pronouncements in Item 8.—Financial Statements and Supplementary Data of our 2019 Form 10-K for further information.

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

[4] Includes $39 million adjustment due to ASC 326 adoption, partially offset by $4 million adjustment due to ASC 842 adoption at sPower. See Note 1—Financial Statement Presentation—New Accounting Pronouncements Adopted in 2020 for further information