TDR's that have subsequent default (Details)	12 Months Ended
Dec. 31, 2019 contract	Dec. 31, 2018 contract	Dec. 31, 2017 USD ($) contract
TROUBLED DEBT RESTRUCTURINGS THAT SUBSEQUENTLY DEFAULTED:
Financing Receivable, Troubled Debt Restructuring, Subsequent Default, Number of Contracts \| contract	0	0	1
Commercial And Industrial [Member]
TROUBLED DEBT RESTRUCTURINGS THAT SUBSEQUENTLY DEFAULTED:
Financing Receivable, Troubled Debt Restructuring, Subsequent Default, Number of Contracts \| $			122,000

Number of financing receivable contracts modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 34
-URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953682-111524

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