Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	9 Months Ended
Sep. 30, 2021	Sep. 30, 2020
Net income (loss)	$ 52.2	$ (597.2)
Adjustments to reconcile net income (loss) to net cash provided by operating activities
Depreciation and amortization	421.2	393.7
Impairment charges	0.0	510.0
Deferred income taxes	(17.1)	(38.4)
Stock-based compensation	13.2	14.4
Pensions and other postretirement benefits, net of contributions	(9.3)	(6.5)
Loss on sale of business	2.7	1.0
Loss on disposal of property, plant and equipment, net	2.1	16.4
Unrealized gain on equity securities	(19.4)	0.0
Debt refinancing and redemption costs	34.0	6.7
Changes in operating assets and liabilities
Accounts receivable	46.7	(88.0)
Inventories	(94.1)	56.9
Accounts payable and accrued expenses	37.0	5.6
Deferred revenue	3.3	(6.6)
Other assets and liabilities	(36.5)	(21.6)
Net cash provided by operating activities	436.0	246.4
Investing activities
Purchases of property, plant and equipment	(115.8)	(146.3)
Proceeds from sale of property, plant and equipment	1.8	1.6
Purchase buyouts of leased equipment	0.0	(0.1)
Proceeds (payments) for sale of business, net of cash divested	0.9	(4.4)
Acquisition of business	(4.9)	0.0
Proceeds from insurance claim	23.1	0.0
Net cash used in investing activities	(94.9)	(149.2)
Financing activities
Proceeds from Revolving Credit Facility	0.0	350.0
Payments of Revolving Credit Facility	0.0	(350.0)
Proceeds from issuance of long-term debt	622.7	408.9
Payments of long-term debt	(999.9)	(482.2)
Debt issuance costs	(9.2)	(11.0)
Purchase of treasury stock	(4.3)	(2.7)
Other financing activities	(3.5)	(0.6)
Net cash used in financing activities	(394.2)	(87.6)
Effect of exchange rate changes on cash	(3.2)	(4.3)
Net increase (decrease) in cash and cash equivalents	(56.3)	5.3
Cash and cash equivalents at beginning of period	557.0	532.0
Cash and cash equivalents at end of period	500.7	537.3
Supplemental cash flow information
Interest paid	153.5	138.0
Income taxes paid (refunds received), net	17.8	(5.2)
Non-cash investing activities: Deferred consideration for acquisition of business	$ 10.0	$ 0.0

The amount of pension and other (such as medical, dental and life insurance) postretirement benefit costs recognized during the period for defined benefit plans (periodic benefit costs include the following components: service cost, interest cost, expected return on plan assets, gain (loss) on assets, prior service cost or credit, transition asset or obligation, and gain (loss) due to settlements or curtailments), net of contributions made to defined benefit plans during the period.

No definition available.