Long-Term Debt and Capital Lease Obligations - Secured Foreign Currency Debt and Secured Notes (Details) - USD ($) $ in Millions	12 Months Ended
Sep. 30, 2015	Sep. 30, 2014
Secured foreign currency debt up to $15 million due 2016 [Member]
Debt Instrument [Line Items]
Monthly payment	$ 0.1
Secured foreign currency debt up to $15 million due 2016 [Member] \| Mexican Interbank Equilibrium [Member]
Debt Instrument [Line Items]
Basis spread on variable rate	4.90%
Interest rate at period end	8.20%
Secured foreign currency debt up to $18 million due 2017 [Member]
Debt Instrument [Line Items]
Stated interest rate	14.50%
Monthly payment	$ 1.5
12.4% secured notes due 2020 [Member]
Debt Instrument [Line Items]
Monthly payment	1.0
Grupo Finmart [Member] \| Secured Foreign Currency Debt [Member]
Debt Instrument [Line Items]
Loans pledged as collateral	37.5	$ 13.9
Collateralized cash	$ 2.3	$ 37.7

Carrying amount as of the balance sheet date of cash collateral held for borrowed securities, for which the cash is restricted as to withdrawal or usage.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.1)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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Amount of the required periodic payments including both interest and principal payments.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Topic 210
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Carrying amount as of the balance sheet date of loans that have been pledged as collateral for borrowings. If the secured party has the right by contract or custom to sell or re-pledge the collateral, then the debtor reclassifies that asset and report that asset in its statement of financial position separately from other assets not so encumbered.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
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