Amount of net assets (liabilities).

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The Company - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	Sep. 30, 2014 Maximum	Sep. 30, 2014 Minimum	Jul. 11, 2012 Channel Intelligence Maximum	Feb. 20, 2013 Channel Intelligence Minimum	Sep. 30, 2014 QC Holdings
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]
Net assets					$ 2.7
Equity method investment, ownership percentage	50.00%	20.00%	52.00%	38.00%