Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(10)(1))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=120320667&loc=SL49117168-202975

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266

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

Note 7 - Intangible Assets (Details Textual) - USD ($)	Jun. 30, 2018	Jun. 30, 2020	Dec. 31, 2019	Dec. 31, 2018	Apr. 02, 2018
Goodwill, Ending Balance		$ 1,434,982	$ 1,434,982
Finite-Lived Intangible Assets, Gross, Total		$ 3,520,000	$ 3,520,000
Hometown Bancshares, Inc. [Member]
Goodwill, Ending Balance				$ 1,400,000	$ 1,400,000
Hometown Bancshares, Inc. [Member] \| Core Deposits [Member]
Finite-Lived Intangible Assets, Gross, Total	$ 3,500,000
Finite-Lived Intangible Asset, Useful Life (Year)	7 years