LOAN PERFORMANCE - Nonaccrual loans, segregated by loan class (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Nonaccrual loans
Nonaccrual loans	$ 3,269	$ 3,490
Commercial and industrial
Nonaccrual loans
Nonaccrual loans	1,795	1,317
Commercial real estate
Nonaccrual loans
Nonaccrual loans	850	1,517
1-4 family residential
Nonaccrual loans
Nonaccrual loans	$ 624	$ 656

Reflects the carrying amount of loans deemed to be questionable as to collection on which no interest is continuing to be recognized.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5111-111524

Name:	us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant