Stockholders' Equity (Narrative) (Details) (USD $)	12 Months Ended		14 Months Ended	1 Months Ended	3 Months Ended	0 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Aug. 21, 2013	Aug. 20, 2014	Mar. 28, 2014
Schedule Of Stockholders Equity [Line Items]
Preferred stock, shares authorized	5,000,000	5,000,000	5,000,000
Preferred stock, par value	$ 0.01	$ 0.01	$ 0.01
Common stock, par value	$ 0.001	$ 0.001	$ 0.001
Public offering, shares issued, price per unit				2.50
Stock based compensation expense	$ 162,000	$ 171,000
Proceeds from warrant exercises	6,561,000	0	6,823,000
Expenses related to exercise of warrants			259,000
Purchase price of shares issued from exercise of warrants	6,822,000
Non-Statutory Stock Options [Member]
Schedule Of Stockholders Equity [Line Items]
Stock options granted, shares		47,000
Stock Options [Member]
Schedule Of Stockholders Equity [Line Items]
Stock options granted, shares	89,500
Stock options granted, exercise price	$ 2.48
Remaining total unrecognized compensation cost related to unvested stock-based arrangements	226,000		226,000
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized, period for recognition	2 years 1 month 6 days
Restricted Stock [Member]
Schedule Of Stockholders Equity [Line Items]
Restricted stock granted, shares	123,840
Restricted stock granted, weighted average grant date fair value per share	$ 3.23
Vesting period	3 years
Remaining total unrecognized compensation cost related to unvested stock-based arrangements	367,000		367,000
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized, period for recognition	2 years 9 months
Incentive Stock Options [Member]
Schedule Of Stockholders Equity [Line Items]
Stock options granted, shares	89,500	110,421
Stock options granted, exercise price	$ 2.48	$ 2.31
Stock options granted, per-share weighted average fair value	$ 2.12	$ 1.96
2008 Plan [Member]
Schedule Of Stockholders Equity [Line Items]
Shares authorized to issue under plan	1,000,000		1,000,000
Shares available for future grants	468,923		468,923
Minimum [Member] | Non-Statutory Stock Options [Member]
Schedule Of Stockholders Equity [Line Items]
Stock options granted, exercise price		$ 2.31
Stock options granted, per-share weighted average fair value		$ 1.96
Maximum [Member] | Non-Statutory Stock Options [Member]
Schedule Of Stockholders Equity [Line Items]
Stock options granted, exercise price		$ 2.44
Stock options granted, per-share weighted average fair value		$ 2.09
Common Stock [Member]
Schedule Of Stockholders Equity [Line Items]
Conversion of stock, shares issued upon conversion						710,902
Common stock, par value						$ 0.001
Issuance of common shares and warrants in public offering, shares		2,200,000		2,200,000
Stock issued from exercise of warrants	2,609,149
Purchase price of shares issued from exercise of warrants	2,000
A Warrants [Member]
Schedule Of Stockholders Equity [Line Items]
Warrants issued				2,200,000
Number of common stock to be purchased by warrants				2,200,000
Number of shares in each unit				1
Number of warrants in each unit				1
Shares covered by each warrant				1
Exercise date				Aug. 16, 2018
Exercise price				2.75
A Warrants [Member] | Common Stock [Member]
Schedule Of Stockholders Equity [Line Items]
Stock issued from exercise of warrants					484,600
Purchase price of shares issued from exercise of warrants					$ 1,332,650
A Warrants [Member] | Underwriters [Member]
Schedule Of Stockholders Equity [Line Items]
Warrants issued				330,000
Number of common stock to be purchased by warrants				330,000
B Warrants [Member]
Schedule Of Stockholders Equity [Line Items]
Warrants issued				2,200,000
Number of common stock to be purchased by warrants				1,100,000
Number of shares in each unit				1
Number of warrants in each unit				2
Shares covered by each warrant				1
Exercise date				May 16, 2014
Exercise price				2.50
B Warrants [Member] | Underwriters [Member]
Schedule Of Stockholders Equity [Line Items]
Warrants issued				330,000
Number of common stock to be purchased by warrants				165,000
Representative Warrants [Member] | Underwriters [Member]
Schedule Of Stockholders Equity [Line Items]
Warrants issued				154,000
Number of common stock to be purchased by warrants				154,000
Exercise price				3.125
Representative Warrants [Member] | Underwriters [Member] | Minimum [Member]
Schedule Of Stockholders Equity [Line Items]
Exercise date				May 16, 2014
Representative Warrants [Member] | Underwriters [Member] | Maximum [Member]
Schedule Of Stockholders Equity [Line Items]
Exercise date				Aug. 16, 2016
Series C Convertible Preferred Stock [Member]
Schedule Of Stockholders Equity [Line Items]
Conversion of stock, shares converted						355,451
Preferred stock, par value						$ 0.01