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GOODWILL AND OTHER INTANGIBLE ASSETS (Tables)
12 Months Ended
Dec. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract]  
Summary of Core Deposit Intangible Assets
Changes to the carrying amount of the intangible asset is presented in the table below (in thousands):
Core deposit intangible
 
December 31, 2018
 
December 31, 2017
Balance, beginning of year
 
$
11,674

 
$
11,674

Accumulated amortization
 
(9,265
)
 
(8,159
)
Balance, end of year
 
$
2,409

 
$
3,515

Schedule of Estimated Amortization Expense
The amortization expense on the core deposit intangible assets for the three succeeding years is as follows (in thousands):
2019
$
1,106

2020
726

2021
577

 
$
2,409