Stock-Based Compensation (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Details of Option Activity
Options at beginning of year	43	60
Weighted average exercise price	$ 3.86	$ 4.33
Options exercised during the year	(42)	(17)
Weighted average exercise price	$ 3.86	$ 5.50
Options at end of year	1	43
Weighted average exercise price	$ 3.74	$ 3.86
Options exercisable at end of year	1	43
Weighted average exercise price	$ 3.74	$ 3.86