Note 9 - Other Borrowings and Unused Lines of Credit (Details) (USD $)	1 Months Ended	12 Months Ended		12 Months Ended	1 Months Ended	0 Months Ended	12 Months Ended		1 Months Ended	0 Months Ended											12 Months Ended
	Mar. 19, 2010	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2013 Community National Bancorporation and Community National Bank [Member] London Interbank Offered Rate (LIBOR) [Member] Revolving Credit Facility [Member]	Jun. 27, 2013 Community National Bancorporation and Community National Bank [Member] London Interbank Offered Rate (LIBOR) [Member]	May 13, 2013 Community National Bancorporation and Community National Bank [Member] London Interbank Offered Rate (LIBOR) [Member]	Dec. 31, 2013 Community National Bancorporation and Community National Bank [Member] London Interbank Offered Rate (LIBOR) [Member]	Dec. 31, 2013 Community National Bancorporation and Community National Bank [Member] Revolving Credit Facility [Member]	Jun. 27, 2013 Community National Bancorporation and Community National Bank [Member]	May 13, 2013 Community National Bancorporation and Community National Bank [Member]	Dec. 31, 2013 Community National Bancorporation and Community National Bank [Member]	Jun. 26, 2013 Community National Bancorporation and Community National Bank [Member]	Dec. 31, 2013 Wholesale Purchase Agreements with Embedded Interest Rate Cap Options [Member]	Dec. 31, 2012 Wholesale Purchase Agreements with Embedded Interest Rate Cap Options [Member]	Dec. 31, 2013 Wholesale Repurchase Agreements Modified in Current Period [Member]	Dec. 31, 2012 Wholesale Repurchase Agreements Modified in Current Period [Member]	Dec. 31, 2013 Wholesale Repurchase Agreements Modified In Current Year New Rate [Member]	Dec. 31, 2012 Wholesale Repurchase Agreements Modified In Current Year New Rate [Member]	Dec. 31, 2013 Wholesale Repurchase Agreements [Member]	Dec. 31, 2012 Wholesale Repurchase Agreements [Member]	Dec. 31, 2012 364-day Revolving Note [Member]	Dec. 31, 2013 Series A Subordinated Notes [Member]	Dec. 31, 2012 Series A Subordinated Notes [Member]	Mar. 19, 2010 Series A Subordinated Notes [Member]	Dec. 31, 2012 Maturing in 2016 [Member] Wholesale Purchase Agreements with Embedded Interest Rate Cap Options [Member]	Dec. 31, 2013 Maturing in 2016 [Member] Wholesale Repurchase Agreements [Member]	Dec. 31, 2012 Maturing in 2016 [Member] Wholesale Repurchase Agreements [Member]	Dec. 31, 2012 Maturing in 2019 [Member] Wholesale Repurchase Agreements With Caps Expiring In Conjunction with Put Options [Member]	Dec. 31, 2012 Expiring in 2013 [Member] Wholesale Repurchase Agreements With Caps Expiring In Conjunction with Put Options [Member]	Dec. 31, 2012 Minimum [Member] Wholesale Purchase Agreements with Embedded Interest Rate Cap Options [Member]	Dec. 31, 2012 Maximum [Member] 364-day Revolving Note [Member]
Note 9 - Other Borrowings and Unused Lines of Credit (Details) [Line Items]
Other Borrowings		$ 138,239,762	$ 142,448,362										$ 30,000,000	$ 50,000,000	$ 50,000,000	$ 25,000,000			$ 130,000,000	$ 130,000,000	$ 5,600,000	$ 2,648,362	$ 2,639,762		$ 20,000,000	$ 10,000,000	$ 10,000,000	$ 30,000,000	$ 15,000,000		$ 20,000,000
Debt Instrument, Interest Rate, Stated Percentage															3.21%	3.77%	2.65%	3.21%						6.00%						0.00%
Security Owned and Pledged as Collateral, Fair Value																			151,592,944	160,772,093
Debt Instrument, Basis Spread on Variable Rate				2.50%	3.00%	3.00%	3.17%	2.50%													2.50%
Debt Instrument, Interest Rate at Period End																					2.71%
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other			3,911,053							3,950,000
Line of Credit Facility, Current Borrowing Capacity										4,400,000
Line of Credit Facility, Amount Outstanding										10,000,000		10,000,000
Termination Loans									10,000,000	10,000,000
Term Loan Period									3 years	3 years
Line of Credit Facility, Remaining Borrowing Capacity		311,703,791	351,291,107								10,000,000
Private Placement Units (in Shares)	2,700
Proceeds from Issuance of Debt	2,700,000
Private Placement Price Per Unit (in Dollars per share)	$ 1,000
Debt Instrument, Face Amount																								1,000
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in Shares)																								20
Common Stock, Par or Stated Value Per Share (in Dollars per share)	$ 1.00	$ 1	$ 1
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per Item)																								10.00
Warrants Exercised (in Shares)		54,000
Proceeds from Warrant Exercises		$ 540,000