CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
OPERATING ACTIVITIES
Net income	$ 56.6	$ 39.1
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	24.0	23.1
Stock-based compensation	4.4	4.5
Excess tax benefits from stock-based compensation	0.0	(1.1)
Deferred income tax provision	10.4	12.3
Asset impairment related to discontinued operations	0.0	5.5
Non-cash effects of changes in liabilities for uncertain income tax positions	0.0	(0.1)
Loss (gain) on asset dispositions	0.1	(0.1)
Decrease (increase) in working capital	4.7	(8.1)
Pension and other postretirement benefits	(2.3)	3.9
Other	(0.2)	0.5
NET CASH PROVIDED BY OPERATING ACTIVITIES	97.7	79.5
INVESTING ACTIVITIES
Capital expenditures	(49.4)	(25.7)
Acquisitions	0.0	(118.2)
Purchase of marketable securities	(0.1)	(0.1)
Other	0.0	0.5
NET CASH USED IN INVESTING ACTIVITIES	(49.5)	(143.5)
FINANCING ACTIVITIES
Long-term borrowings	185.9	44.0
Repayments of long-term debt	(206.3)	(27.2)
Shares purchased	(8.0)	(6.0)
Proceeds from exercise of stock options	0.3	0.9
Excess tax benefits from stock-based compensation	0.0	1.1
Cash dividends paid	(16.8)	(15.2)
NET CASH USED IN FINANCING ACTIVITIES	(44.9)	(2.4)
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	(0.2)	(0.7)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	3.1	(67.1)
CASH AND CASH EQUIVALENTS, BEGINNING OF YEAR	4.2	72.6
CASH AND CASH EQUIVALENTS, END OF PERIOD	7.3	5.5
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:
Cash paid during period for interest, net of interest expense capitalized	5.2	5.8
Cash paid during period for income taxes	14.1	12.2
Non-cash investing activities:
Liability for equipment acquired	10.0	6.0
Liability related to acquisition	$ 0.0	$ 0.3