Note 7 - Acquisition of Business (Details Textual) - USD ($)		1 Months Ended	3 Months Ended
	Mar. 08, 2016	Mar. 31, 2016	Mar. 31, 2016	Mar. 31, 2015
BAMKO [Member] | Customer Relationships [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ 2,090,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	7 years
BAMKO [Member] | Noncompete Agreements [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ 370,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	5 years 302 days
BAMKO [Member] | Trade Names [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	$ 8,900,000
BAMKO [Member]
Payments to Acquire Businesses, Gross	$ 15,800,000
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares	324,000
Business Acquisition, Equity Interested Issued, Vesting Period	5 years
Business Combination, Liabilities Arising From Contingencies, Earn Out Liability, Before Discount	$ 5,500,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	11,360,000
Business Combination, Liabilities Arising From Contingencies, Earn Out Liability, After Discount	$ 5,396,000
Amortization of Intangible Assets			$ 30,000
Business Combination, Acquisition Related Costs		$ 898,000	898,000
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual		3,800,000
Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual		$ (498,000)
Business Acquisition, Pro Forma Revenue			6,585,000	$ 7,100,000
Business Acquisition, Pro Forma Net Income (Loss)			900,000	(623,000)
Amortization of Intangible Assets			$ 547,000	$ 516,000