Note 17 - Other Expenses - Other Expenses (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Directors compensation	$ 221,072	$ 216,770	$ 215,465
Outside services	132,500	75,000	96,660
Legal expense	251,051	275,657	246,545
Deposit expense	139,234	77,862	67,710
Office supplies	94,189	74,798	77,909
Telephone	158,434	141,674	118,268
Postage	141,529	155,901	149,379
Insurance	115,430	113,341	106,139
Supervisory exam	53,951	51,433	57,359
Accounting	210,939	171,759	217,280
Organization dues	145,709	137,723	146,845
Loan expense	271,739	397,438	269,016
Contributions	60,000	52,500	50,004
ATM expense	152,581	238,744	253,457
Other operating	673,565	491,941	641,638
	$ 2,821,923	$ 2,672,541	$ 2,713,674