GOODWILL AND OTHER INTANGIBLES - Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	$ 11,206	$ 11,548
Accumulated Amortization	(3,536)	(2,907)
Net Intangible Assets	7,670	8,641
Amortization of intangible assets	1,024	861	$ 828
Finite-Lived Intangible Assets, Amortization Expense, Maturity Schedule [Abstract]
2021	934
2022	932
2023	932
2024	932
2025	932
and thereafter	$ 3,008
Minimum
Finite-Lived Intangible Assets [Line Items]
Useful life	5 years
Maximum
Finite-Lived Intangible Assets [Line Items]
Useful life	11 years
Core deposit intangible
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	$ 9,305	9,483
Accumulated Amortization	(3,287)	(2,635)
Net Intangible Assets	6,018	6,848
Customer list and other intangibles
Finite-Lived Intangible Assets [Line Items]
Gross Intangible Assets	1,901	2,065
Accumulated Amortization	(249)	(272)
Net Intangible Assets	$ 1,652	$ 1,793

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of amortization for asset, excluding financial asset and goodwill, lacking physical substance with finite life expected to be recognized after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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