CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Statement of Cash Flows [Abstract]
Net Income (Loss)	$ 246.2	$ 1,134.6	$ 1,587.8
Cash flows from operating activities:
Net income (loss) including noncontrolling interests	246.2	1,134.6	1,587.8
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	859.0	857.5	812.8
Amortization of debt issuance costs and discounts	13.6	12.7	23.2
Share-based compensation	8.5	42.6	58.3
(Gain) loss on sale or impairment of properties and other assets, net	614.7	(8.1)	(0.4)
Unrealized (Gain) Loss on Foreign Currency Fluctuations and Derivative Instruments, net	18.9	193.1	(124.3)
Income tax (benefit) expense	233.7	225.2	(204.6)
Income tax (paid) received	(57.0)	32.3	86.0
Interest expense, excluding interest amortization	272.4	304.2	338.8
Interest paid	(285.0)	(308.7)	(350.3)
Pension (benefit) expense	(10.1)	(57.2)	(67.8)
Pension contributions paid	(5.1)	(8.9)	(310.0)
Change in current assets and liabilities (net of impact of business combinations) and other:
Receivables	38.5	(38.4)	(7.2)
Inventories	(17.7)	(10.6)	21.3
Payables and other current liabilities	(53.0)	27.6	31.0
Other assets and other liabilities	19.7	(66.6)	(28.3)
Net cash provided by operating activities	1,897.3	2,331.3	1,866.3
Cash flows from investing activities:
Additions to properties	(593.8)	(651.7)	(599.6)
Proceeds from sales of properties and other assets	115.9	32.5	60.5
Other	44.6	(49.9)	0.9
Net cash used in investing activities	(433.3)	(669.1)	(538.2)
Cash flows from financing activities:
Exercise of stock options under equity compensation plans	1.6	16.0	4.0
Dividends paid	(424.4)	(354.2)	(353.4)
Payments on debt and borrowings	(1,586.2)	(319.8)	(3,000.1)
Proceeds on debt and borrowings	3.0	0.0	1,536.0
Net proceeds from (payments on) revolving credit facilities and commercial paper	(4.7)	(374.3)	374.3
Other	3.7	23.4	(57.2)
Net Cash Provided by (Used in) Financing Activities	(2,007.0)	(1,008.9)	(1,496.4)
Cash and cash equivalents:
Net increase (decrease) in cash and cash equivalents	(543.0)	653.3	(168.3)
Effect of foreign exchange rate changes on cash and cash equivalents	8.5	(14.0)	26.0
Balance at beginning of year	1,057.9	418.6	560.9
Balance at end of year	$ 523.4	$ 1,057.9	$ 418.6