Shareholders' Equity (Summary Of The Company's Stock Option Plans) (Details) (USD $)	3 Months Ended
	Dec. 31, 2012
Equity [Abstract]
Number of Options Outstanding, beginning balance	355,334
Weighted Average Exercise Price, beginning balance	$ 3.71
Number of Options Outstanding, Options Granted
Weighted-Average Exercise Price, Options Granted
Number of Options Outstanding, Options Canceled
Weighted-Average Exercise Price, Options Canceled
Number of Options Outstanding, Options Exercised	(35,000)
Weighted -Average Exercise Price, Options Exercised	$ 3.40
Number of Options Outstanding, ending balance	320,334
Weighted Average Exercise Price, ending balance	$ 3.75
Weighted-Average Remaining Contractual Term, ending balance	4 years 2 months 5 days
Aggregate Intrinsic Value, ending balance	$ 3,223,000
Number of Options Outstanding, Vested or expected to vest	310,757
Weighted-Average Exercise Price, Vested or expected to vest	$ 3.74
Weighted-Average Remaining Contractual Term, Vested or expected to vest	4 years 1 month 1 day
Aggregate Intrinsic Value, Vested or expected to vest	3,129,000
Number of Options Outstanding, Exercisable	224,565
Weighted-Average Exercise Price, Exercisable	$ 3.65
Weighted-Average Remaining Contractual Term, Exercisable	3 years 8 months
Aggregate Intrinsic Value, Exercisable	$ 2,282,000