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Retirement Benefits (Schedule of estimated remaining cash contributions) (Details) $ in Thousands | 9 Months Ended
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Jun. 30, 2016 USD ($)
United Kingdom Plan, Defined Benefit [Member] |
Estimated future employer contributions in the currect fiscal year | $ 151
Japan Plan, Defined Benefit [Member] |
Estimated future employer contributions in the currect fiscal year | 0
Other Postretirement Benefit Plans, Defined Benefit [Member] |
Estimated future employer contributions in the currect fiscal year | 2,294
Minimum [Member] | United States Pension Plans of US Entity, Defined Benefit [Member] |
Estimated future employer contributions in the currect fiscal year | 100
Maximum [Member] | United States Pension Plans of US Entity, Defined Benefit [Member] |
Estimated future employer contributions in the currect fiscal year | $ 200

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- Definition Amount of employer's best estimate of contributions expected to be paid to the plan in the current remaining fiscal period. + References No definition available. + Details
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