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Intangible Assets (Tables)
3 Months Ended
Mar. 31, 2018
Intangible Assets [Abstract]  
Other intangible assets, net of amortization
The following table summarizes intangible assets, net of amortization:

  
March 31, 2018
  
December 31, 2017
 
  
Gross
Carrying
Amount
  
Accumulated
Amortization
  
Gross
Carrying
Amount
  
Accumulated
Amortization
 
  
(In thousands)
 
             
Amortized intangible assets - core deposits
 
$
6,118
  
$
4,618
  
$
6,118
  
$
4,532
 
Estimated amortization of other intangible assets
Amortization of other intangibles has been estimated through 2022 in the following table.
  
(In thousands)
 
    
Nine months ending December 31, 2018
 
$
260
 
2019
  
346
 
2020
  
346
 
2021
  
346
 
2022
  
202
 
Total
 
$
1,500