Condensed Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Operating Activities
Net income	$ 20.9	$ 13.4
Adjustments to reconcile net income to net cash and cash equivalents provided by (used for) operating activities:
Earnings of non-consolidated affiliates	(0.5)	(0.5)
Losses on disposition of property, plant and equipment	0.1	0.3
Stock-based compensation	3.1	1.5
Depreciation and amortization	146.7	135.1
Deferred income taxes	(18.9)	9.5
Qualified pension plan contributions	(0.5)	(0.1)
Qualified pension plan income	(3.8)	(6.7)
Change in:
Receivables	(102.5)	(80.2)
Income taxes receivable/payable	6.0	0.1
Inventories	14.9	(23.8)
Other current assets	(16.7)	(17.5)
Accounts payable and accrued liabilities	25.1	56.3
Other assets	3.1	3.1
Other noncurrent liabilities	0.3	4.6
Other operating activities	3.6	4.8
Net operating activities	80.9	99.9
Investing Activities
Capital expenditures	(89.5)	(83.0)
Proceeds from disposition of property, plant and equipment	0.1	0.0
Net investing activities	(89.4)	(83.0)
Long-term debt:
Borrowings	550.3	1,875.0
Repayments	(609.9)	(1,872.7)
Stock options exercised	1.0	8.8
Dividends paid	(33.4)	(33.1)
Debt issuance costs	(8.5)	(11.2)
Net financing activities	(100.5)	(33.2)
Effect of exchange rate changes on cash and cash equivalents	(0.3)	0.3
Net decrease in cash and cash equivalents	(109.3)	(16.0)
Cash and cash equivalents, beginning of period	218.4	184.5
Cash and cash equivalents, end of period	109.1	168.5
Cash paid for interest and income taxes:
Interest, net	41.4	29.7
Income taxes, net of refunds	14.5	0.1
Non-cash investing activities:
Capital expenditures included in accounts payable and accrued liabilities	$ 12.1	$ 20.9