Note 11 - Commitments and Contingencies (Details Textual) - USD ($)			3 Months Ended		6 Months Ended
	Nov. 11, 2016	Jul. 24, 2015	Sep. 30, 2016	Mar. 31, 2016	Mar. 31, 2016	Dec. 31, 2016
Violation of Federal Fair Debt Collection Practice Act and Racketeer Influenced and Corrupt Organization Act [Member]
Litigation Settlement, Amount		$ 39,000
Loss Contingency, Damages Sought, Value					$ 4,000,000
Litigation Settlement, Amount Offered, Consideration				$ 3,875,000	$ 3,875,000
Estimated Litigation Liability						$ 2,300,000
Violation of Federal Fair Debt Collection Practice Act and Racketeer Influenced and Corrupt Organization Act [Member] | General and Administrative Expense [Member]
Litigation Settlement, Expense			$ 300,000	$ 2,000,000
Violation of Federal Fair Debt Collection Practice Act and Racketeer Influenced and Corrupt Organization Act [Member] | Individual Basis for a Payment to each Plaintiff [Member]
Litigation Settlement, Amount		$ 13,000
Chief Executive Officer [Member] | Simia Capital LLC [Member]
Employment Agreement, Annual Base Salary	$ 250,000
Employment Agreement, Profit Bonus, Percentage of Profit	15.00%
Employment Agreement, Profit Bonus, Minimum Internal Rate of Return	18.00%
Employment Agreement, Profit Bonus, Percentage of Closing Consideration	15.00%
Employment Agreement Term	5 years
Employment Agreement, Severance, Years of Base Salary	2 years
Term of Non-compete and Non-solicitation Provision	2 years