Note 8 - Business Combination (Details) (USD $)	3 Months Ended	9 Months Ended			9 Months Ended	36 Months Ended		3 Months Ended	8 Months Ended	9 Months Ended	49 Months Ended		3 Months Ended	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2013 Sportsground AB [Member]	Sep. 30, 2013 Transaction Costs [Member]	Dec. 31, 2015 Earn-Out Shares [Member]	Sep. 30, 2013 Earn-Out Shares [Member]	Nov. 15, 2013 Granvideo AB [Member]	Aug. 31, 2013 Granvideo AB [Member]	Sep. 30, 2013 Granvideo AB [Member]	Dec. 30, 2017 Granvideo AB [Member]	Dec. 31, 2017 Granvideo AB [Member]	Sep. 30, 2013 Fair Value, Inputs, Level 3 [Member]	Sep. 30, 2013 Fair Value, Inputs, Level 3 [Member]	Sep. 30, 2013 Cash [Member]	Dec. 31, 2015 Maximum [Member] Earn-Out Shares [Member]
Note 8 - Business Combination (Details) [Line Items]
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in Shares)		12,199,431				18,299,147
Business Combination Percentage of Total Shares Issuable	40.00%	40.00%														50.00%
Business Combination, Excercise Price of Outstanding Options and RSAs	$ 1.25	$ 1.25
Business Combination, Consideration Transferred		24,592,000								1,040,000					500,000
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned	16,600,000	16,600,000					7,500,000
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability	878,000	933,000											880,000	930,000
Business Combination, Contingent Consideration, Liability													8,433,000	8,433,000
Business Combination, Acquisition Related Costs					1,000,000
Equity Method Investment, Ownership Percentage				51.00%						100.00%
Notes Payable	1,010,000	1,010,000								1,200,000
Debt Instrument, Fair Value Disclosure	1,044,000	1,044,000								1,040,000
Debt Instrument, Periodic Payment, Principal								100,000	60,000		260,000	260,000
Long-term Debt, Gross										1,010,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net										500,000
Goodwill	$ 17,118,000	$ 17,118,000	$ 2,066,000							$ 500,000