BORROWINGS (Detailed information) (Detail) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019	Nov. 05, 2019
Borrowings [Line Items]
Subordinated Debt	$ 230,301	$ 209,406
Subordinated Debt [Member]
Borrowings [Line Items]
Subordinated Debt	231,000	200,000	$ 175,000
Purchase accounting premium	2,052	1,894
Less: Debt Issuance Costs	$ (2,751)	(2,885)	$ (2,900)
Trust preferred capital notes [Member]
Borrowings [Line Items]
Subordinated Debt		10,310
Purchase accounting premium		$ 87

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Amount, after accumulated amortization, of debt premium.

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Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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