Note 23 - Acquisition of Noncontrolling Interest in m2 Lease Funds (Details Textual) - USD ($)			12 Months Ended
		Aug. 27, 2012	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2016	Aug. 31, 2005
Business Combination, Consideration Transferred, Liabilities Incurred		$ 2,847,687
Debt Instrument, Unamortized Discount	[1]		$ 2,225,948		$ 2,089,798
M2 Lease Funds LLC [Member]
Business Acquisition, Percentage of Voting Interests Acquired		20.00%				80.00%
Business Combination, Consideration Transferred		$ 4,501,442
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned		2,133,417
Payments to Acquire Businesses, Gross		$ 1,653,755
Fair Value Inputs, Discount Rate		5.00%
Debt Instrument, Unamortized Discount		$ 459,822
Accretion Expense			80,820	$ 155,716
M2 Lease Funds LLC [Member] | M2 Chief Executive Officer [Member]
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability			$ 593,611	$ 701,634
M2 Lease Funds LLC [Member] | Undiscounted [Member]
Business Combination, Consideration Transferred, Liabilities Incurred		$ 3,307,509

[1] Discount on junior subordinated debt acquired in 2013 as part of the purchase of Community National