Income Taxes (Details Textuals) (USD $)	12 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2010
Income Taxes [Line Items]
Effective income tax rate	32.10%	35.30%	35.80%
Undistributed Earnings of Foreign Subsidiaries	$ 16,800,000
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries	800,000
Dividends received	5,560,000	7,274,000	3,841,000
Albemarle & Bond Holdings [Member]
Income Taxes [Line Items]
Dividends received	3,300,000	3,200,000	2,300,000
Cash Converters International Limited [Member]
Income Taxes [Line Items]
Dividends received	$ 4,400,000	$ 4,100,000	$ 1,500,000