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Income taxes (Tables)

12 Months Ended

Dec. 31, 2017

Income taxes

Schedule of current and deferred amounts of the provision for income taxes expense (benefit0

Year Ended December 31		2017			2016			2015
Current		$	6,515		$	6,450		$	5,362
Deferred			1,665			(1,442)			(841)
Total		$	8,180		$	5,008		$	4,521

Schedule of the components of the net deferred tax asset

December 31		2017			2016
Deferred tax assets:
Allowance for loan losses		$	3,981		$	5,586
Defined benefit plan			1,392			2,431
Deferred compensation			499			705
Capital loss carry forward						211
Investment securities available-for-sale			260
Other			370			706
Total			6,502			9,639
Deferred tax liabilities:
Premises and equipment, net			815			981
Merger related accounting			1,243			2,165
Investment securities available-for-sale						197
Other			538			725
Total			2,596			4,068
Net deferred tax asset		$	3,906		$	5,571

Schedule of the reconciliation between the amount of the effective income tax expense and the income tax expense that would have been provided at the federal statutory rate

Year Ended December 31		2017			2016			2015
Federal income tax at statutory rate		$	9,323		$	8,607		$	7,785
Effect of federal income tax rate changes (Note 1)			2,623
Tax exempt interest			(2,157)			(2,264)			(2,008)
Life insurance investment income			(269)			(277)			(268)
Residential housing program tax credits			(1,095)			(1,128)			(1,115)
Other, net			(245)			70			127
Total		$	8,180		$	5,008		$	4,521

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- References

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- Definition

Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319

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- Definition

Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319

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- Definition

Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319

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