Restricted Stock Plan (Summary Of Pre-Tax Compensation Expense) (Details) (USD $)	12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock awards	$ 683,968	$ 330,923	$ 152,482
Performance Based Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock awards	345,405	150,480	42,909
Non Performance Based Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock awards	$ 338,563	$ 180,443	$ 109,573