XML 37 R23.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Income taxes | 12 Months Ended
--- | ---
Dec. 31, 2017
Income taxes |
Income taxes | 16. Income taxes: The current and deferred amounts of the provision for income taxes expense (benefit) for each of the years ended December 31, 2017, 2016 and 2015 are summarized as follows:
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 |
The components of the net deferred tax asset at December 31, 2017 and 2016 are summarized as follows:
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 |
Management believes that future taxable income will be sufficient to utilize deferred tax assets. Core earnings of the Company have remained strong and will continue to support the recognition of the deferred tax asset based on future growth projections. A 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 of 35.0 percent for the years ended December 31, 2017, 2016 and 2015 is summarized as follows:
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 |

X
- References No definition available. + Details
Name: | us-gaap_IncomeTaxDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -URI http://asc.fasb.org/topic&trid=2144680 + Details
Name: | us-gaap_IncomeTaxDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration