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Related party transactions (Details) (Winston & Strawn, USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
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Sep. 30, 2013
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Sep. 30, 2012
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Sep. 30, 2011
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Winston & Strawn
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| Related party transactions | |||
| Legal fees paid | $ 0.2 | $ 0.3 | $ 0.2 |
| X | ||||||||||
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- Definition
Amount of transactions with related party during the financial reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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