CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Millions	Sep. 30, 2016	Sep. 30, 2015
Accounts receivable, allowance for doubtful accounts (in dollars)	$ 0.7	$ 0.9
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	1,000,000	1,000,000
Preferred stock, shares outstanding		116,000
Preferred stock, shares issued		116,000
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	3,000,000	3,000,000
Common stock, shares outstanding	677,057	621,104
Common stock, shares issued	677,057	621,104
Series A preferred stock
Cumulative, Convertible Preferred Stock, par value (in dollars per share)	$ 0.01	$ 0.01
Cumulative, Convertible Preferred Stock, shares authorized	100,000	100,000
Cumulative, convertible preferred stock, shares issued		100,000
Cumulative, Convertible Preferred Stock, shares outstanding	0	100,000
Cumulative, Convertible Preferred Stock, liquidation preference (in dollars)		$ 2.5
Series B preferred stock
Cumulative, Convertible Preferred Stock, par value (in dollars per share)	$ 0.01	$ 0.01
Cumulative, Convertible Preferred Stock, shares authorized	80,000	80,000
Cumulative, convertible preferred stock, shares issued		16,000
Cumulative, Convertible Preferred Stock, shares outstanding	0	16,000
Cumulative, Convertible Preferred Stock, liquidation preference (in dollars)		$ 0.4