CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Operating Activities:
Net income (loss)	$ 8.4	$ (443.3)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	108.0	108.3
Deferred taxes	1.9	98.5
Impairment of goodwill	0.0	287.0
Debt extinguishment charge	0.0	21.5
Net gains from disposal of property, plant and equipment	(2.5)	(3.3)
Gain from sale of business	(13.7)	0.0
Changes in operating assets and liabilities:
Inventories	(63.4)	119.3
Accounts receivable	(158.0)	166.2
Accounts payable	0.6	(280.5)
Retirement benefits	(112.9)	(78.3)
Accrued liabilities and other	(13.2)	49.6
Cash provided by (used in) operating activities	(244.8)	45.0
Investing Activities:
Purchases of property, plant and equipment	(104.2)	(94.6)
Proceeds from sale of business, net of transaction costs	53.0	0.0
Proceeds from disposal of property, plant and equipment	2.9	4.0
Other	(0.2)	1.4
Cash used in investing activities	(48.5)	(89.2)
Financing Activities:
Borrowings on long-term debt	675.7	391.4
Payments on long-term debt and finance leases	(11.0)	(209.5)
Net borrowings (payments) under credit facilities	3.6	(0.9)
Purchase of convertible note capped call	0.0	(19.4)
Debt issuance costs	(9.3)	(9.1)
Debt extinguishment charge	0.0	(19.1)
Shares repurchased for income tax withholding on share-based compensation and other	(4.8)	(7.8)
Cash provided by financing activities	654.2	125.6
Increase (decrease) in cash and cash equivalents
Increase in cash and cash equivalents	360.9	81.4
Cash and cash equivalents at beginning of period	645.9	490.8
Cash and cash equivalents at end of period	$ 1,006.8	$ 572.2