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Restricted Stock Plan (Summary Of Unrecognized Compensation Cost) (Details)
3 Months Ended
Dec. 31, 2018
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized Compensation Cost $ 1,098,534
Performance Based Restricted Stock [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized Compensation Cost $ 555,473
Weighted Average Period (in years) 2 years 3 months 14 days
Non Performance Based Restricted Stock [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized Compensation Cost $ 543,061
Weighted Average Period (in years) 1 year 10 months 9 days