Pension Plans (Expected Future Benefit Payments) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012
Defined Benefit Plan Disclosure [Line Items]
2013	$ 6,138
2014	6,593
2015	7,161
2016	7,783
2017	8,332
2018 to 2022	55,471
U.S. Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
2013	4,457
2014	4,884
2015	5,299
2016	5,739
2017	6,207
2018 to 2022	39,320
International Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
2013	1,681
2014	1,709
2015	1,862
2016	2,044
2017	2,125
2018 to 2022	$ 16,151