Retirement Benefits (Schedule of Net Perioodic Benefit Costs) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Pension Plans, Defined Benefit [Member]
Service cost	$ 1,131	$ 1,388
Interest cost	2,205	1,940
Expected return on plan assets	(3,191)	(2,724)
Amortization of: Net actuarial (gain) loss	244	468
Amortization of: Prior service cost (benefit)	18	17
Net periodic retirement pension (beneift) cost	407	1,089
Contributions paid	1,671	3,314
United States Pension Plans of US Entity, Defined Benefit [Member]
Service cost	872	1,107
Interest cost	1,610	1,392
Expected return on plan assets	(2,434)	(2,045)
Amortization of: Net actuarial (gain) loss	83	344
Amortization of: Prior service cost (benefit)	19	19
Net periodic retirement pension (beneift) cost	150	817
Contributions paid	100	1,500
Foreign Pension Plans, Defined Benefit [Member]
Service cost	259	281
Interest cost	595	548
Expected return on plan assets	(757)	(679)
Amortization of: Net actuarial (gain) loss	161	124
Amortization of: Prior service cost (benefit)	(1)	(2)
Net periodic retirement pension (beneift) cost	257	272
Contributions paid	1,571	1,814
Other Postretirement Benefit Plans, Defined Benefit [Member]
Service cost	12	18
Interest cost	358	311
Amortization of: Net actuarial (gain) loss	(50)	(17)
Amortization of: Prior service cost (benefit)	(40)	(40)
Net periodic retirement pension (beneift) cost	280	272
Contributions paid	$ 506	$ 756