Stockholders' Equity (Schedule Of Restricted Stock Unit Information) (Details)	6 Months Ended
	Mar. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Options Outstanding, beginning balance	355,334
Number of Options Outstanding, Options Granted
Number of Options Outstanding, Options Canceled
Number of Options Outstanding, Options Vested	(302,578)
Number of Options Outstanding, ending balance	310,334
Restricted Stock Units RSU
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Options Outstanding, beginning balance	464,584
Number of Options Outstanding, Options Granted	127,500
Number of Options Outstanding, Options Canceled
Number of Options Outstanding, Options Vested	(58,165)
Number of Options Outstanding, ending balance	533,919