Note 4 - Loans/Leases Receivable (Details) - Delinquency Status (USD $)	Dec. 31, 2013		Dec. 31, 2012
Finance Leases Portfolio Segment [Member] | Performing Financing Receivable [Member]
Note 4 - Loans/Leases Receivable (Details) - Delinquency Status [Line Items]
Delinquent Loan Status	$ 128,006,984	[1]	$ 102,686,854	[1]
Finance Leases Portfolio Segment [Member] | Nonperforming Financing Receivable [Member]
Note 4 - Loans/Leases Receivable (Details) - Delinquency Status [Line Items]
Delinquent Loan Status	894,458	[1]	998,802	[1]
Finance Leases Portfolio Segment [Member] | Delinquent Loans [Member]
Note 4 - Loans/Leases Receivable (Details) - Delinquency Status [Line Items]
Delinquent Loan Status	128,901,442	[1]	103,685,656	[1]
Residential Portfolio Segment [Member] | Performing Financing Receivable [Member]
Note 4 - Loans/Leases Receivable (Details) - Delinquency Status [Line Items]
Delinquent Loan Status	145,345,719	[1]	114,364,316	[1]
Residential Portfolio Segment [Member] | Nonperforming Financing Receivable [Member]
Note 4 - Loans/Leases Receivable (Details) - Delinquency Status [Line Items]
Delinquent Loan Status	2,010,604	[1]	1,217,257	[1]
Residential Portfolio Segment [Member] | Delinquent Loans [Member]
Note 4 - Loans/Leases Receivable (Details) - Delinquency Status [Line Items]
Delinquent Loan Status	147,356,323	[1]	115,581,573	[1]
Consumer Portfolio Segment [Member] | Performing Financing Receivable [Member]
Note 4 - Loans/Leases Receivable (Details) - Delinquency Status [Line Items]
Delinquent Loan Status	74,688,039	[1]	75,921,358	[1]
Consumer Portfolio Segment [Member] | Nonperforming Financing Receivable [Member]
Note 4 - Loans/Leases Receivable (Details) - Delinquency Status [Line Items]
Delinquent Loan Status	1,345,771	[1]	799,156	[1]
Consumer Portfolio Segment [Member] | Delinquent Loans [Member]
Note 4 - Loans/Leases Receivable (Details) - Delinquency Status [Line Items]
Delinquent Loan Status	76,033,810	[1]	76,720,514	[1]
Performing Financing Receivable [Member]
Note 4 - Loans/Leases Receivable (Details) - Delinquency Status [Line Items]
Delinquent Loan Status	348,040,742	[1]	292,972,528	[1]
Nonperforming Financing Receivable [Member]
Note 4 - Loans/Leases Receivable (Details) - Delinquency Status [Line Items]
Delinquent Loan Status	4,250,833	[1]	3,015,215	[1]
Delinquent Loans [Member]
Note 4 - Loans/Leases Receivable (Details) - Delinquency Status [Line Items]
Delinquent Loan Status	$ 352,291,575	[1]	$ 295,987,743	[1]

[1] Performing = loans/leases accruing and less than 90 days past due. Nonperforming = loans/leases on nonaccrual, accruing loans/leases that are greater than or equal to 90 days past due, and accruing troubled debt restructurings.