CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Operating activities:
Net income	$ 143.6	$ 375.9
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization expense	114.4	108.4
Impairment of long-lived assets	97.9	1.2
Provision for uncollectible accounts	7.0	3.8
Deferred income tax benefit	(33.3)	(0.2)
Stock-based compensation expense	18.0	22.1
Other	13.3	1.8
Changes in operating assets and liabilities (excluding effect of businesses acquired):
Accounts receivable	136.0	(111.1)
Inventories	150.5	31.2
Prepaid expenses and other assets	55.5	35.3
Accounts payable and other liabilities	(56.4)	(5.2)
Net cash provided by operating activities	646.5	463.2
Investing activities:
Purchases of property, plant and equipment	(96.5)	(123.9)
Acquisitions, net of cash acquired		(1.0)
Other	0.1	7.0
Net cash used in investing activities	(96.4)	(117.9)
Financing activities:
Proceeds from long-term debt borrowings	770.0	616.0
Principal payments on long-term debt	(868.0)	(811.0)
Dividends and dividend equivalents paid	(81.8)	(76.5)
Share repurchases	(300.0)	(50.0)
Noncontrolling interest purchased	(8.0)
Other	(5.8)	(11.6)
Net cash used in financing activities	(493.6)	(333.1)
Effect of exchange rate changes on cash and cash equivalents	(8.1)	1.1
Increase in cash and cash equivalents	48.4	13.3
Cash and cash equivalents at beginning of year	174.3	128.2
Cash and cash equivalents at end of period	222.7	141.5
Supplemental cash flow information:
Interest paid during the period	30.1	46.8
Income taxes paid during the period, net	$ 16.1	$ 123.9