Note 4 - Loans/Leases Receivable (Details) - Troubled Debt Restructurings, 3 Months Ended (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
CONCESSION - Extension of maturity
Number of Loans/Leases	9	4	17	11
Pre-Modification Recorded Investment	$ 6,779,013	$ 1,184,289	$ 8,596,173	$ 3,448,355
Post-Modification Recorded Investment	6,779,013	1,184,289	8,596,173	3,195,396
Specific Allowance	6,493,658	525,110	6,493,658	525,110	4,587,769
Extension of Maturity [Member] | Owner-occupied commercial real estate [Member]
CONCESSION - Extension of maturity
Number of Loans/Leases	1		1
Pre-Modification Recorded Investment	61,517		61,517
Post-Modification Recorded Investment	61,517		61,517
Extension of Maturity [Member] | Other Non Owner-Occupied Commercial Real Estate [Member] | Loans Modified in Current Period [Member]
CONCESSION - Extension of maturity
Specific Allowance	1,518,303	325,923	1,518,303	325,923
Extension of Maturity [Member] | Other Non Owner-Occupied Commercial Real Estate [Member]
CONCESSION - Extension of maturity
Number of Loans/Leases	7	4	7	4
Pre-Modification Recorded Investment	6,637,835	1,184,289	6,637,835	1,184,289
Post-Modification Recorded Investment	6,637,835	1,184,289	6,637,835	1,184,289
Specific Allowance	1,518,303	325,923	1,518,303	325,923
Extension of Maturity [Member] | Loans Modified in Current Period [Member]
CONCESSION - Extension of maturity
Specific Allowance	1,518,303	325,923	1,518,303	325,923
Extension of Maturity [Member]
CONCESSION - Extension of maturity
Number of Loans/Leases	8	4	11	4
Pre-Modification Recorded Investment	6,699,352	1,184,289	7,508,846	1,184,289
Post-Modification Recorded Investment	6,699,352	1,184,289	7,508,846	1,184,289
Specific Allowance	1,707,003	325,923	1,707,003	325,923
Interest Rate Adjusted Below Market [Member] | Other Non Owner-Occupied Commercial Real Estate [Member] | Loans Modified in Current Period [Member]
CONCESSION - Extension of maturity
Specific Allowance		55,187		55,187
Interest Rate Adjusted Below Market [Member] | Other Non Owner-Occupied Commercial Real Estate [Member]
CONCESSION - Extension of maturity
Number of Loans/Leases		2		2
Pre-Modification Recorded Investment		1,542,784		1,542,784
Post-Modification Recorded Investment		1,289,825		1,289,825
Specific Allowance		55,187		55,187
Interest Rate Adjusted Below Market [Member] | Residential Real Estate [Member] | Loans Modified in Current Period [Member]
CONCESSION - Extension of maturity
Specific Allowance	24,408		24,408
Interest Rate Adjusted Below Market [Member] | Residential Real Estate [Member]
CONCESSION - Extension of maturity
Number of Loans/Leases	1		2	1
Pre-Modification Recorded Investment	79,661		240,288	167,739
Post-Modification Recorded Investment	79,661		240,288	167,739
Specific Allowance	24,408		24,408
Interest Rate Adjusted Below Market [Member] | Loans Modified in Current Period [Member]
CONCESSION - Extension of maturity
Specific Allowance	24,408		24,408
Interest Rate Adjusted Below Market [Member]
CONCESSION - Extension of maturity
Number of Loans/Leases	1		3	5
Pre-Modification Recorded Investment	79,661		577,788	2,064,066
Post-Modification Recorded Investment	79,661		577,788	1,811,107
Specific Allowance	24,408	55,187	24,408	55,187
Owner-occupied commercial real estate [Member]
CONCESSION - Extension of maturity
Pre-Modification Recorded Investment			61,517
Specific Allowance	461,491		461,491
Residential Real Estate [Member]
CONCESSION - Extension of maturity
Specific Allowance	206,700		206,700		105,565
Loans Modified in Current Period [Member]
CONCESSION - Extension of maturity
Specific Allowance	$ 1,542,711	$ 325,923	$ 1,542,711	$ 325,923