STATEMENTS OF CONSOLIDATED COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2013
STATEMENTS OF CONSOLIDATED COMPREHENSIVE INCOME (LOSS) [Abstract]
Net Income	$ 46.8	$ 60.6	$ 105.0
Other Comprehensive Income (Loss), Net of Tax:
Available-for-sale securities and currency hedges		0.3	0.1
Foreign currency translation adjustment	$ (58.6)	(29.6)	12.6
Change in pension and postretirement defined benefit plans	(8.1)	(9.1)	29.6
Total Other Comprehensive Income (Loss), Net of Tax	(66.7)	(38.4)	42.3
Total Comprehensive Income (Loss)	(19.9)	$ 22.2	$ 147.3
Less: Comprehensive loss attributable to noncontrolling interests	(0.9)
Total Comprehensive Income (Loss) Attributable to Common Shareholders	$ (19.0)	$ 22.2	$ 147.3