Note 12 - Common Stock (Detail) (USD $)	0 Months Ended				1 Months Ended	2 Months Ended	12 Months Ended
	Nov. 15, 2011	Nov. 10, 2011	May 12, 2011	Mar. 02, 2011	Dec. 31, 2010	Mar. 05, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period							901,321	811,016	784,240
Stock Issued During Period, Shares, New Issues (in Shares)						2,147
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares	280,112	436,134		348,723
Stock Issued During Period, Shares, Conversion of Convertible Securities		1,479,949	336,927
Common Stock, Shares Authorized					50,000,000		100,000,000	100,000,000	50,000,000
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned (in Dollars)	$ 2,557,000
Proceeds from Issuance of Private Placement (in Dollars)					13,149,968
Accrued Liabilities, Current (in Dollars)							3,211,681	1,713,870
Proceeds from Issuance of Common Stock (in Dollars)								2,557,000	12,632,357
Broker Commissions [Member]
Payments of Stock Issuance Costs (in Dollars)					434,999
Legal Fees and Other Expenses [Member]
Payments of Stock Issuance Costs (in Dollars)					10,000
Exercise of Warrants [Member]
Stock Issued During Period, Shares, New Issues (in Shares)								165,000
Private Placement [Member]
Stock Issued During Period, Shares, New Issues (in Shares)					1,753,329
Sale of Stock, Price Per Share (in Dollars per share)					$ 7.50				$ 7.50
Proceeds from Issuance of Common Stock (in Dollars)					12,632,357
Stock Offering Costs [Member]
Accrued Liabilities, Current (in Dollars)					72,612				72,612
Insider Guides, Inc. [Member]
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares		16,999,943
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned (in Dollars)		72,079,761