Note 6 - Commitments and Contingencies (Details Textual) - USD ($)	3 Months Ended			9 Months Ended		12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Minimum [Member]
Capital Lease Term				3 years
Maximum [Member]
Capital Lease Term				4 years
Goldman Sachs [Member] | Scenario, Forecast [Member]
Professional Fees	$ 7,000,000
Indemnification Liability				$ 0		$ 0
Operating Leases, Rent Expense		$ 800,000	$ 400,000	2,100,000	$ 1,400,000
Deferred Costs, Current		100,000		100,000		100,000
Deferred Costs, Noncurrent		$ 800,000		$ 800,000		$ 100,000