Commitments and Contingencies (Asset Retirement Obligations) (Details) (USD $)
In Millions, unless otherwise specified |
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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Asset Retirement Obligation [Abstract] | |||
Asset retirement obligations | $ 94.0 | $ 89.8 | $ 76.7 |
Additional accruals | 5.6 | 12.9 | |
Liabilities settled | (4.9) | (3.6) | |
Accretion expense | 5.2 | 3.4 | |
Currency translation adjustment | $ (1.7) | $ 0.4 |
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- Definition
The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Amount of accretion expense recognized during the period that is associated with an asset retirement obligation. Accretion expense measures and incorporates changes due to the passage of time into the carrying amount of the liability. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of cash paid during the period to settle an asset retirement obligation. Amounts paid to settle an asset retirement obligation are generally included in the operating section of the Statement of Cash Flows. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of the Increase or Decrease in the amount of asset retirement obligations for the period associated with foreign currency translation (to the extent that the entity accounts for the foreign currency effects as a separate component of the change in the liability). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of asset retirement obligations incurred during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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