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Pension Plans (Narrative) (Details) (USD $)
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12 Months Ended | 12 Months Ended | ||||||||||||||||||||||||
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Sep. 30, 2014
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Sep. 30, 2013
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Sep. 30, 2012
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Sep. 30, 2014
Frozen Plans [Member]
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Sep. 30, 2014
U.S. Plan [Member]
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Sep. 30, 2013
U.S. Plan [Member]
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Sep. 30, 2012
U.S. Plan [Member]
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Sep. 30, 2014
International Plans [Member]
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Sep. 30, 2013
International Plans [Member]
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Sep. 30, 2012
International Plans [Member]
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Sep. 30, 2014
U.S. Plan And The German Co Create Plan [Member]
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Sep. 30, 2014
Cocreate Member
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Sep. 30, 2014
Other International Plans [Member]
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Sep. 30, 2014
Minimum [Member]
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Sep. 30, 2014
Maximum [Member]
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Sep. 30, 2015
Scenario, Forecast [Member]
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Sep. 30, 2015
Scenario, Forecast [Member]
U.S. Plan [Member]
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Sep. 30, 2015
Scenario, Forecast [Member]
Subsequent Year, Estimated Cost [Member]
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| Defined Benefit Plan Disclosure [Line Items] | ||||||||||||||||||||||||||
| Defined Benefit Plan, Curtailments | $ 0 | $ 1,608,000 | $ 0 | $ 0 | $ 0 | $ 1,608,000 | ||||||||||||||||||||
| 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 | 1.35% | 5.75% | ||||||||||||||||||||||||
| Net periodic pension cost | 523,000 | 2,013,000 | 3,045,000 | 2,771,000 | 3,517,000 | 2,841,000 | 8,000,000 | |||||||||||||||||||
| Actuarial loss expected to be recognized in the following year | 4,800,000 | |||||||||||||||||||||||||
| Current asset allocation target for equity securities | 100.00% | 40.00% | 60.00% | |||||||||||||||||||||||
| Current asset allocation target for fixed income securities | 100.00% | 40.00% | 100.00% | |||||||||||||||||||||||
| Actual return on plan assets gain (loss) | 15,900,000 | 13,600,000 | 16,500,000 | |||||||||||||||||||||||
| Employer contributions | 12,900,000 | 10,000,000 | 7,700,000 | |||||||||||||||||||||||
| Expected 2013 employer contributions | 45,000,000 | |||||||||||||||||||||||||
| Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), Net Gains (Losses), before Tax | 95,925,000 | 74,357,000 | 68,256,000 | 55,180,000 | 27,669,000 | 19,177,000 | ||||||||||||||||||||
| Defined Benefit Plan, Contributions by Employer | $ 12,905,000 | $ 9,969,000 | $ 10,552,000 | $ 6,961,000 | $ 2,353,000 | $ 3,008,000 | $ 25,000,000 | |||||||||||||||||||
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