Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Repayments of Long-term Capital Lease Obligations	$ 33.3	$ 7.9
Operating Activities
Net income	36.5	46.3
Income from discontinued operations, net of taxes	0.0	(0.9)
Net income from continuing operations	36.5	47.2
Adjustments to reconcile income to net cash provided by operating activities:
Depreciation	92.0	83.2
Gains on sales of assets	(21.8)	(26.8)
Deferred income taxes	2.5	5.0
Share of affiliates’ earnings, net of dividends	(7.2)	(19.5)
Other	(25.6)	(34.7)
Net cash provided by operating activities	76.4	54.4
Investing Activities
Additions to operating assets and facilities	(509.5)	(181.0)
Portfolio proceeds	47.0	63.6
Proceeds from sales of other assets	15.3	6.7
Other	0.4	0.3
Net cash used in investing activities	(446.8)	(110.4)
Financing Activities
Net proceeds from issuances of debt (original maturities longer than 90 days)	1,074.1	861.2
Repayments of debt (original maturities longer than 90 days)	0.0	(350.0)
Net increase (decrease) in debt with original maturities of 90 days or less	(3.2)	9.5
Payments of Dividends	(19.7)	(19.0)
Proceeds from (Payments for) Other Financing Activities	20.8	(15.4)
Net cash (used in) provided by financing activities	1,038.7	478.4
Effect of Exchange Rate Changes on Cash and Cash Equivalents	(1.8)	(2.8)
Cash Provided by (Used in) Operating Activities, Discontinued Operations	0.0	(1.4)
Cash Provided by (Used in) Investing Activities, Discontinued Operations	0.0	(13.7)
Cash Provided by (Used in) Financing Activities, Discontinued Operations	0.0	15.2
Net Cash Provided by (Used in) Discontinued Operations	0.0	0.1
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect, Total	666.5	419.7
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Beginning Balance	292.6	151.0
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Ending Balance	959.1	570.7
Repayments of Long-term Capital Lease Obligations	$ (33.3)	$ (7.9)