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Note 16 - Accumulated Other Comprehensive Income
 12 Months Ended
Dec. 31, 2017
Notes to Financial Statements  
Comprehensive Income (Loss) Note [Text Block]
Note
1
6
. Accumulated
Other Comprehensive Income
 
The following table presents the
changes in AOCI, net of tax and by component, during the periods indicated:

 
   
Unrealized Gains (Losses)
on Available-for-Sale
Securities
   
Employee Benefit
Plans
   
Total
  
(Amounts in thousands)
                        
Balance January 1, 2015
   $
(4,266
 )   $
(1,339
 )   $
(5,605
 )
Other comprehensive income (loss) before reclassifications
    
471
      
(226
 )    
245
  
Reclassified from AOCI
    
(90
 )    
203
      
113
  
Other comprehensive income (loss), net
    
381
      
(23
 )    
358
  
Balance December 31, 2015
   $
(3,885
 )   $
(1,362
 )   $
(5,247
 )
                         
Balance January 1, 2016
   $
(3,885
 )   $
(1,362
 )   $
(5,247
 )
Other comprehensive income (loss) before reclassifications
    
647
      
(276
 )    
371
  
Reclassified from AOCI
    
2,694
      
171
      
2,865
  
Other comprehensive income (loss), net
    
3,341
      
(105
 )    
3,236
  
Balance December 31, 2016
   $
(544
 )   $
(1,467
 )   $
(2,011
 )
                         
Balance January 1, 2017
   $
(544
 )   $
(1,467
 )   $
(2,011
 )
Other comprehensive income (loss) before reclassifications
    
972
      
(132
 )    
840
  
Reclassified from AOCI
    
413
      
162
      
575
  
Other comprehensive income (loss), net
    
1,385
      
30
      
1,415
  
Reclassification of certain tax effects
    
134
      
(378
 )    
(244
 )
Balance December 31, 2017
   $
975
     $
(1,815
 )   $
(840
 )
 
The following table presents reclassifications out of AOCI
, by component, during the periods indicated:
 
   
Year Ended December 31,
   
Income Statement
(Amounts in thousands)
  
2017
    
2016
    
2015
    
Line Item Affected
Available-for-sale securities
                            
(Gains) losses recognized
   $
661
     $
(335
 )   $
(144
 )  
Net gain (loss) on sale of securities
OTTI recognized
    
-
      
4,646
      
-
    
Net impairment losses recognized in earnings
Reclassified out of AOCI, before tax
    
661
      
4,311
      
(144
 )  
Income before income taxes
Income tax (expense) benefit
    
(248
 )    
(1,617
 )    
54
    
Income tax expense
Reclassified out of AOCI, net of tax
    
413
      
2,694
      
(90
 )  
Net income
Employee benefit plans
                            
Amortization of prior service cost
    
228
      
226
      
260
    
(1)
Amortization of net actuarial loss
    
31
      
47
      
66
    
(1)
Reclassified out of AOCI, before tax
    
259
      
273
      
326
    
Income before income taxes
Income tax expense
    
(97
 )    
(102
 )    
(123
 )  
Income tax expense
Reclassified out of AOCI, net of tax
    
162
      
171
      
203
    
Net income
Total reclassified out of AOCI, net of tax
   $
575
     $
2,865
     $
113
    
Net income
 
(
1
)
Amortization is included in net periodic pension cost. See Note
13,
"Employee Benefit Plans."