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LOANS - Aging of Troubled Debt Restructurings (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Loans current and past due less than 30 days	$ 1,225,235	$ 1,166,748
Nonaccrual loans	18,763	9,218
Past Due 30-89 Days
Loans past due	6,391	10,023
Past Due 90+ Days
Loans past due	9,787	5,451
Troubled Debt Restructuring
Loans current and past due less than 30 days	172	889
Nonaccrual loans	452	1,737
Troubled debt restructurings	1,055	2,626
Troubled Debt Restructuring | Past Due 30-89 Days
Loans past due	93	0
Troubled Debt Restructuring | Past Due 90+ Days
Loans past due	$ 338	$ 0

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