LOAN PERFORMANCE - COVID-19 (Details) - One-month to six-month deferral periods $ in Millions	Jun. 30, 2020 USD ($) loan
Restructured loans
Number of loans deferred due to customers impacted by COVID-19 \| loan	689
Outstanding principal amount deferred due to COVID-19	$ 545.0
Principal and interest payments deferred due to COVID-19	$ 17.0

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.

No definition available.

Name:	us-gaap_FinancingReceivableModificationsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration