Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

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Note 11 - Fair Value Disclosures (Details Textual) - USD ($)	6 Months Ended
	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015
Loans and Leases Receivable, Allowance	$ 5,225,000	$ 5,075,000	$ 4,770,000	$ 4,260,000	$ 3,940,000	$ 3,550,000
Loans and Leases Receivable, Gross	509,140,000		467,253,000	$ 444,879,000
Impaired Loans [Member]
Loans and Leases Receivable, Allowance	38,000		8,000
Loans Receivable, Fair Value Disclosure	1,573,000		649,000
Loans and Leases Receivable, Gross	$ 1,611,000		$ 657,000
Mortgage Servicing Rights [Member] \| Minimum [Member]
Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Discount Rate	13.00%
Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Prepayment Speed	104.00%
Mortgage Servicing Rights [Member] \| Maximum [Member]
Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Discount Rate	15.00%
Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Prepayment Speed	277.00%