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Income taxes (Tables)

12 Months Ended

Dec. 31, 2016

Income taxes

Current and Deferred Amounts of Provision for Income Taxes Expense (Benefit)

Year Ended December 31		2016			2015			2014
Current		$	6,450		$	5,362		$	4,313
Deferred			(1,442)			(841)			1,146
		$	5,008		$	4,521		$	5,459

Components of Net Deferred Tax Asset

December 31		2016			2015
Deferred tax assets:
Allowance for loan losses		$	5,586		$	4,541
Defined benefit plan			2,431			2,752
Deferred compensation			705			595
Capital loss carry forward			211			244
Other			706			440
Total			9,639			8,572
Deferred tax liabilities:
Premises and equipment, net			981			771
Merger related accounting			2,165			2,379
Investment securities available-for-sale			197			1,607
Other			725			530
Total			4,068			5,287
Net deferred tax asset		$	5,571		$	3,285

Reconciliation of Effective Income Tax Expense

Year Ended December 31		2016			2015			2014
Federal income tax at statutory rate		$	8,607		$	7,785		$	8,088
Tax exempt interest			(2,264)			(2,008)			(1,938)
Bank owned life insurance income			(277)			(268)			(272)
Residential housing program tax credits			(1,128)			(1,115)			(439)
Other, net			70			127			20
Total		$	5,008		$	4,521		$	5,459

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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=6907707&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=6907707&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=6907707&loc=d3e32687-109319

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