Employee Benefit Plans (Components Of Net Periodic Benefit Cost) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Service cost	$ 0.1	$ 0.1	$ 0.3	$ 0.3
Interest cost	0.7	0.7	2.1	2.0
Expected return on assets	(1.1)	(1.1)	(3.3)	(3.4)
Recognized net actuarial loss	0.1	$ 0.3	0.1	0.8
Net periodic benefit cost	$ (0.2)		$ (0.8)	$ (0.3)
Weighted average assumptions
Discount rate	4.10%	4.25%	4.10%	4.25%
Expected return on plan assets	6.50%	7.25%	6.50%	7.25%
Non U.S. Plans [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Service cost	$ 0.5	$ 0.5	$ 1.5	$ 1.5
Interest cost	0.9	0.9	2.7	2.8
Expected return on assets	(1.1)	(1.1)	(3.2)	(3.3)
Recognized net actuarial loss	0.4	0.3	1.4	1.1
Net periodic benefit cost	$ 0.7	$ 0.6	$ 2.4	$ 2.1
Non U.S. Plans [Member] | Minimum [Member]
Weighted average assumptions
Discount rate	1.00%	1.75%	1.00%	1.75%
Expected return on plan assets	1.00%	1.75%	1.00%	1.75%
Rate of compensation increase	2.05%	2.25%	2.05%	2.25%
Non U.S. Plans [Member] | Maximum [Member]
Weighted average assumptions
Discount rate	8.15%	7.00%	8.15%	7.00%
Expected return on plan assets	4.01%	4.53%	4.01%	4.53%
Rate of compensation increase	4.85%	5.50%	4.85%	5.50%