Stock Option Plans Stock Option Plans (Tables)

12 Months Ended

Sep. 30, 2017

Stock Option Plan [Abstract]

Schedule of Share-based Compensation, Stock Appreciation Rights Award Activity [Table Text Block]

Changes in outstanding SARs for the two years ended September 30, 2017 are as follows:

	Number of SARs		Weighted Average Base Price		Weighted Average Remaining Contractual Term (in years)	Aggregate Intrinsic Value
Outstanding at September 30, 2015	100,994			$3.05
SARs granted	—		—
SARs exercised	—		—
SARs forfeited	(20,198	)		$2.93
Outstanding at September 30, 2016	80,796			$3.08
SARs granted	—		—
SARs exercised	—		—
SARs forfeited	—		—
Outstanding at September 30, 2017	80,796			$3.08	0.3	—
Exercisable at September 30, 2017	80,796			$3.08	0.3	—

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

Changes in outstanding stock options for the two years ended September 30, 2017 are as follows:

	Number of Options		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (in years)	Aggregate Intrinsic Value
Outstanding at September 30, 2015	539,768			$3.36
Options granted	40,000			$1.33
Options exercised	(11,782	)		$0.44
Options forfeited	(31,756	)		$2.83
Outstanding at September 30, 2016	536,230			$3.31
Options granted	—		—
Options exercised	—		—
Options forfeited	(80,497	)		$2.86
Outstanding at September 30, 2017	455,733			$3.39	3.6	$—
Exercisable at September 30, 2017	393,683			$3.68	2.9	$—