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Fair Value Measurements (Narrative) (Details) | 12 Months Ended
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Sep. 30, 2015 USD ($)
Fair Value Disclosures [Abstract] |
Transfers between measurement levels | $ 0

X
- Definition Amount of transfers between fair value measurement levels. + References No definition available. + Details
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Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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