CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Parenthetical) $ in Thousands	12 Months Ended
Dec. 31, 2019 USD ($) $ / shares
CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY
Cash dividend declared per share (in dollars per share) \| $ / shares	$ 0.48
Presidio bank
CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY
Issuance of common shares to acquire Presidio Bank, offering costs \| $	$ 246

Aggregate dividends declared during the period for each share of common stock outstanding.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

Name:	us-gaap_CommonStockDividendsPerShareDeclared
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration