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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2016
Income Tax Disclosure [Abstract]  
Current and Deferred Components of Income Tax Expense
The current and deferred components of income tax expense (benefit) were as follows:

For the years ended December 31,
2016
 
2015
 
2014
Federal income tax
 
 
 
 
 
Current
$
6,276,000

 
$
4,895,000

 
$
4,282,000

Deferred
(139,000
)
 
332,000

 
18,000

 
6,137,000

 
5,227,000

 
4,300,000

State franchise tax
317,000

 
287,000

 
266,000

 
$
6,454,000

 
$
5,514,000

 
$
4,566,000

Actual Tax Expense from Expected Tax Expense
The actual tax expense differs from the expected tax expense (computed by applying the applicable U.S. Federal corporate income tax rate to income before income taxes) as follows:

For the years ended December 31,
2016
 
2015
 
2014
Expected tax expense
$
8,562,000

 
$
7,602,000

 
$
6,746,000

Non-taxable income
(2,176,000
)
 
(2,086,000
)
 
(2,292,000
)
State franchise tax, net of federal tax benefit
206,000

 
187,000

 
173,000

Tax credits, net of amortization
(105,000
)
 
(185,000
)
 
(414,000
)
Other
(33,000
)
 
(4,000
)
 
353,000

 
$
6,454,000

 
$
5,514,000

 
$
4,566,000

Components of Deferred Tax Assets and Liabilities
Items that give rise to the deferred income tax assets and liabilities and the tax effect of each at December 31, 2016 and 2015 are as follows:

 
2016
 
2015
Allowance for loan losses
$
3,548,000

 
$
3,471,000

OREO
72,000

 
57,000

Accrued pension and post-retirement
1,730,000

 
1,769,000

Goodwill
2,000

 
70,000

Unrealized loss on securities transferred from available for sale to held to maturity
70,000

 
60,000

Unrealized loss on securities available for sale
503,000

 

Restricted stock grants
237,000

 
367,000

Core deposit intangible
20,000

 
15,000

Investment in flow through entities
29,000

 

Other assets
48,000

 
93,000

Total deferred tax asset
6,259,000

 
5,902,000

Net deferred loan costs
(1,895,000
)
 
(1,445,000
)
Depreciation
(1,808,000
)
 
(2,000,000
)
Unrealized gain on securities available for sale

 
(605,000
)
Mortgage servicing rights
(390,000
)
 
(382,000
)
Unrealized gain on derivative instruments
(626,000
)
 

Investment in flow through entities

 
(425,000
)
Prepaid expense

 
(104,000
)
Total deferred tax liability
(4,719,000
)
 
(4,961,000
)
Net deferred tax asset
$
1,540,000

 
$
941,000