Note 10 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	Years ended December 31,
	20 17		20 16		20 15
Current	$	2,943	$	3,934	$	4,730
Deferred expense		1,790		18		10
Deferred tax adjustment for enacted change in tax rate		1,560		---		---
Total income tax expense	$	6,293	$	3,952	$	4,740

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

	Years ended December 31,
	20 17			20 16			20 15
Computed “expected” income tax expense	$	7,135		$	6,613		$	7,201
Tax impact of enacted change in tax rate		1,560			---			---
Tax-exempt interest income		(2,144	)		(2,234	)		(2,381	)
Nondeductible interest expense		89			92			101
Other, net		(347	)		(519	)		(181	)
Reported income tax expense	$	6,293		$	3,952		$	4,740

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

	December 31,
	20 17			20 16
Deferred tax assets:
Allowance for loan losses and unearned fee income	$	1,773		$	3,347
Valuation allowance on other real estate owned		156			237
Defined benefit plan		1,592			2,730
Deferred compensation and other liabilities		863			1,336
Discount accretion of securities		---			15
Net unrealized loss on securities available for sale		984			1,932
Total deferred tax assets	$	5,368		$	9,597
Deferred tax liabilities:
Fixed assets	$	(388	)	$	(620	)
Deposit intangibles		(1,059	)		(1,573	)
Defined benefit plan, prepaid portion		(1,579	)		(1,345	)
Discount accretion of securities		(2	)
Total deferred tax liabilities		(3,028	)		(3,538	)
Net deferred tax asset s	$	2,340		$	6,059