CONSOLIDATED STATEMENT OF CHANGES IN EQUITY (Unaudited) - USD ($) $ in Millions	Total	Common Stock	Capital in Excess of Par Value	Reinvested Earnings	Common Stock in Treasury	Accumulated Other Comprehensive (Loss) Income
Balances, period start at Jun. 30, 2016	$ 1,104.9	$ 276.3	$ 273.5	$ 1,308.9	$ (343.9)	$ (409.9)
Increase (Decrease) in Stockholders' Equity
Net income (loss)	(6.2)			(6.2)
Pension and postretirement benefits gain, net of tax	17.4					17.4
Net gain on derivative instruments, net of tax	10.8					10.8
Foreign currency translation	(0.7)					(0.7)
Cash Dividends:
Common @ $0.18 per share	(8.5)			(8.5)
Share-based compensation plans	2.9		2.6		0.3
Stock options exercised	0.3		0.3
Balances, period end at Sep. 30, 2016	1,120.9	276.3	276.4	1,294.2	(343.6)	(382.4)
Balances, period start at Jun. 30, 2017	1,198.6	276.7	284.8	1,321.8	(341.6)	(343.1)
Increase (Decrease) in Stockholders' Equity
Net income (loss)	23.4			23.4
Pension and postretirement benefits gain, net of tax	2.1					2.1
Net gain on derivative instruments, net of tax	8.1					8.1
Foreign currency translation	1.8					1.8
Cash Dividends:
Common @ $0.18 per share	(8.6)			(8.6)
Share-based compensation plans	4.2		4.0		0.2
Stock options exercised	1.4	0.3	1.1
Balances, period end at Sep. 30, 2017	$ 1,231.0	$ 277.0	$ 289.9	$ 1,336.6	$ (341.4)	$ (331.1)