ADVANCES FROM THE FEDERAL HOME LOAN BANK (FHLB) - Summary of Advances from FHLB (Parenthetical) (Detail)	Mar. 31, 2020	Dec. 31, 2019
long term debt [member]
Federal Home Loan Bank Advances Branch Of F H L B Bank [Line Items]
Weighted average interest rate	2.21%	2.21%
Interest rate type	Fixed	Fixed
short term debt [member]
Federal Home Loan Bank Advances Branch Of F H L B Bank [Line Items]
Weighted average interest rate	0.59%	1.83%
Interest rate type	Fixed	Fixed

Describes the basis for the interest rate (floating or fixed) applicable to the Federal Home Loan Bank advances of the entity as of Balance Sheet date.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822

Name:	us-gaap_FederalHomeLoanBankAdvancesBranchOfFHLBBankInterestRateType
Namespace Prefix:	us-gaap_
Data Type:	us-types:interestRateItemType
Balance Type:	na
Period Type:	instant