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SECURITIES - Schedule of Available For Sale Securities By Maturity (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Maturities of Available-for-sale Debt Securities [Abstract]
Amortized Cost, Due in one year or less	$ 4,453
Amortized Cost, Due after one year through five years	14,064
Amortized Cost, Due after five years through ten years	31,299
Amortized Cost, Due after ten years	246,713
Amortized Cost, Available for sale securities with maturities amortized cost	296,529
Amortized Cost, Mortgage-backed securities	303,145
Amortized Cost, Total debt securities	599,674	$ 591,009
Fair Value, Due in one year or less	4,486
Fair Value, Due after one year through five years	14,473
Fair Value, Due after five years through ten years	33,552
Fair Value, Due after ten years	265,079
Fair Value, Available for sale securities with maturities fair value	317,590
Fair Value, Mortgage-backed securities	315,318
Fair Value, Total debt securities	$ 632,908	$ 608,233

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- Definition

Total amount of available-for-sale debt securities, net of adjustments, with maturity dates. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings (less any cumulative-effect adjustments, as defined) and fair value hedge accounting adjustments.

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth fiscal year through tenth fiscal year following latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.

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