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Note 10 - Shareholders' Equity (Details Textual) - USD ($) $ / shares in Units, $ in Thousands				1 Months Ended		3 Months Ended		15 Months Ended
	Jan. 01, 2016	Oct. 27, 2014	Aug. 01, 2013	Oct. 31, 2015	Aug. 31, 2015	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Sep. 30, 2015	Dec. 31, 2012	Oct. 21, 2010
Series A Convertible Preferred Stock [Member] | Increased Divided Percentage After Two Years [Member]
Preferred Stock, Dividend Rate, Percentage								12.00%
Series A Convertible Preferred Stock [Member]
Debt Instrument, Convertible, Threshold Consecutive Trading Days		10 days
Stock Issued During Period, Shares, New Issues		200,000
Share Price		$ 10
Gross Proceeds From Sale of Stock		$ 2,000
Proceeds from Issuance of Private Placement		$ 1,800
Preferred Stock Conversion Price		$ 0.65
Minimum Common Stock Price Allowing Company to Force Convert Preferred Stock		$ 1.30
Preferred Stock, Dividend Rate, Percentage								6.00%
Convertible Preferred Stock [Member] | Subsequent Event [Member]
Preferred Stock Dividends, Shares	3,221
Convertible Preferred Stock [Member]
Preferred Stock Dividends, Shares				3,171		11,393
Common Stock [Member]
Stock Issued During Period, Shares, New Issues				680,000		680,000
Share Price				$ 1
Gross Proceeds From Sale of Stock				$ 680
Proceeds from Issuance of Common Stock				$ 669
Elements Local [Member]
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares			105,288
Business Acquisition Contingent Consideration Maximum Shares Issuable			67,693
Common Stock, Shares Earned for Achievement of Revenue Targets										50,769
Amended and Restated Stock Incentive Plan [Member] | Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period					10 years
Amended and Restated Stock Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized					1,250,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number						831,197		831,197
Common Stock, Capital Shares Reserved for Future Issuance						418,803		418,803
Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number						831,197		831,197	875,977
Exercisable at $7.50 Per Share [Member] | Placement Agent Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						43,479		43,479
Exercisable at $6.25 per Share [Member] | Placement Agent Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						138,000		138,000
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 6.25		$ 6.25
Exercisable at $6.50 per Share [Member] | Placement Agent Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						46,155		46,155
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 6.50		$ 6.50
Exercisable at $5.25 [Member] | Placement Agent Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						64,000		64,000
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 5.25		$ 5.25
Exercisable at $3.25 [Member] | Placement Agent Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						61,539		61,539
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 3.25		$ 3.25
Exercisable at $7.00 per Share [Member] | Placement Agent Warrants [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 7		$ 7
Exercisable at $4.00 [Member] | Investors [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						180,000		180,000
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 4		$ 4
Exercisable at $1.75 [Member] | Investors [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights						160,000		160,000
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 1.75		$ 1.75
Issued to Non-Employee Consultant [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights											16
Proceeds from Issuance of Common Stock						$ 669

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Exercise price per share or per unit of warrants or rights outstanding.

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