Note 12 - Fair Value Measurement of Instruments (Details) (USD $)	0 Months Ended	12 Months Ended
	Oct. 02, 2009	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011
Fair Value Disclosures [Abstract]
Warrants Not Settleable in Cash, Fair Value Disclosure	$ 3,100,000
New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect of Change on Equity or Net Assets	12,600,000
Adjustments to Additional Paid in Capital, Other	15,600,000	1,000	13,000	215,000
Fair Value, Option, Changes in Fair Value, Gain (Loss)		100,000	94,000	1,214,000
Expiration of Warrants (in Shares)		827,789
Fair Value Liability Balance Decrease		100,000
Share-Based Compensation Arrangement By Share-Based Payment Awards Restricted Stock Decrease		100,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period (in Shares)		15,000
Increase (Decrease) in Derivative Liabilities		$ (300,000)