Pension and Other Postretirement Pension Plans (Schedule of Accumulated Comprehensive Income Amortized Against Earnings in the Next Year) (Details) $ in Thousands	12 Months Ended
	Sep. 30, 2016 USD ($)
U.S. Pension Plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Unrecognized net actuarial loss	$ 3,985
Accumulated comprehensive loss to be recorded against earnings	3,985
Non-U.S. Pension Plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Unrecognized net actuarial loss	10,676
Unrecognized prior service cost	(313)
Accumulated comprehensive loss to be recorded against earnings	$ 10,363