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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2017
Income Tax Disclosure [Abstract]  
Schedule of income tax allocation

Total income taxes for the years ended December 31, 2017, 2016, and 2015 were allocated as follows:

 

($ In thousands)  2017   2016   2015 
             
Allocated to net income  $21,767    14,624    14,126 
Allocated to stockholders’ equity, for unrealized holding gain/loss on
    debt and equity securities for financial reporting purposes
   321    (685)   (184)
Allocated to stockholders’ equity, for tax benefit of pension liabilities   668    (36)   (1,716)
    Total income taxes  $22,756    13,903    12,226
Schedule of components of Income tax expense

The components of income tax expense for the years ended December 31, 2017, 2016, and 2015 are as follows:

 

($ In thousands)  2017   2016   2015 
             
Current     - Federal  $11,286    12,827    9,149 
                 - State   1,996    1,679    1,436 
Deferred   - Federal   7,742    16    3,205 
                 - State   743    102    336 
     Total  $21,767    14,624    14,126
Scheule of deferred tax assets and liabilities

The sources and tax effects of temporary differences that give rise to significant portions of the deferred tax assets (liabilities) at December 31, 2017 and 2016 are presented below:

 

($ In thousands)  2017   2016 
         
Deferred tax assets:          
     Allowance for loan losses  $5,448    8,758 
     Excess book over tax pension plan cost       290 
     Deferred compensation   1,220    36 
     Federal & state net operating loss carryforwards   2,125    868 
     Accruals, book versus tax   2,546    2,287 
     Pension liability adjustments   748    1,852 
     Foreclosed real estate   740    610 
     Basis differences in assets acquired in FDIC transactions   1,311    2,539 
     Nonqualified stock options   248    545 
     Partnership investments   232    160 
     Unrealized gain on securities available for sale   517    1,138 
     SBA servicing asset   139     
     All other   42    191 
        Gross deferred tax assets   15,316    19,274 
         Less: Valuation allowance   (44)   (43)
              Net deferred tax assets   15,272    19,231 
Deferred tax liabilities:          
     Loan fees   (1,880)   (1,548)
     Excess book over tax pension plan cost   (95)    
     Depreciable basis of fixed assets   (3,122)   (954)
     Amortizable basis of intangible assets   (7,915)   (12,156)
     FHLB stock dividends   (658)   (409)
     Trust preferred securities   (616)    
     Purchase accounting adjustments   (2,133)    
     All other   (28)   (12)
          Gross deferred tax liabilities   (16,447)   (15,079)
          Net deferred tax asset (liability) - included in other assets  $(1,175)   4,152
Schedule of effective tax rate reconciliation

The following is a reconcilement of federal income tax expense at the statutory rate of 35% to the income tax provision reported in the financial statements.

 

($ In thousands)  2017   2016   2015 
             
Tax provision at statutory rate  $23,709    14,746    14,405 
Increase (decrease) in income taxes resulting from:               
   Tax-exempt interest income   (1,461)   (1,202)   (930)
   Low income housing tax credits   (596)   (192)   (191)
   Non-deductible interest expense   24    16    11 
   State income taxes, net of federal benefit   1,780    1,158    1,152 
   Change in valuation allowance   (1)   (24)   (58)
   Impact of tax reform   (1,269)        
   Other, net   (419)   122    (263)
     Total  $21,767    14,624    14,126