Pension Plans (Narrative) (Details) (USD $)	12 Months Ended				12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2013 Frozen Plans [Member]	Sep. 30, 2013 U.S. Plan [Member]		Sep. 30, 2012 U.S. Plan [Member]		Sep. 30, 2011 U.S. Plan [Member]		Sep. 30, 2013 International Plans [Member]		Sep. 30, 2012 International Plans [Member]		Sep. 30, 2011 International Plans [Member]		Sep. 30, 2013 U.S. Plan And The German Co Create Plan [Member]	Sep. 30, 2013 Other International Plans [Member]	Sep. 30, 2014 Subsequent Year, Estimated Cost [Member]	Sep. 30, 2013 Minimum [Member]	Sep. 30, 2013 Maximum [Member]	Sep. 30, 2014 Forecast [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase				0.00%	0.00%	[1]	0.00%	[1]	0.00%	[1]	3.00%	[1]	3.00%	[1]	3.00%	[1]
Defined benefit plans, vesting period																				1 year	5 years
Long-term rate of return					7.25%						5.70%
Net periodic pension cost					$ 2,013,000		$ 3,045,000		$ 2,803,000		$ 3,517,000		$ 2,841,000		$ 2,244,000				$ 3,000,000
Actuarial loss expected to be recognized in the following year																						3,300,000
Current asset allocation target for equity securities																	60.00%
Current asset allocation target for fixed income securities																	40.00%	100.00%
Actual return on plan assets gain (loss)	13,600,000	16,500,000	(1,600,000)
Employer contributions	10,000,000	7,700,000	2,200,000
Expected 2013 employer contributions																			$ 12,000,000

[1] The rate of increase in future compensation is weighted for all plans, ongoing and frozen (with a 0% increase for frozen plans). The weighted rate of increase for ongoing non-U.S. plans was 3% at September 30, 2013 and 2012.