Note 7 - Federal Income Taxes (Details) (USD $)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Note 7 - Federal Income Taxes (Details) [Line Items]
Income Tax Expense (Benefit)	$ 144,381	$ 81,071
Effective Income Tax Rate Reconciliation, Percent	43.30%	41.50%
Earliest Tax Year [Member] | Domestic Tax Authority [Member]
Note 7 - Federal Income Taxes (Details) [Line Items]
Open Tax Year	2011
Earliest Tax Year [Member] | State and Local Jurisdiction [Member]
Note 7 - Federal Income Taxes (Details) [Line Items]
Open Tax Year	2010