Fair Value of Financial Instruments (Detail Textuals) - Level 3 - Fair value on non-recurring basis - Measurement input, appraised value	Dec. 31, 2018	Jun. 30, 2018
Minimum
Fair Value, Option, Quantitative Disclosures [Line Items]
Other real estate owned, net	5	5
Loans	5	5
Maximum
Fair Value, Option, Quantitative Disclosures [Line Items]
Other real estate owned, net	15	15
Loans	15	15

Value of input used to measure real estate owned by financial institution by financial institution which is not directly related to its business.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258

Name:	us-gaap_OtherRealEstateOwnedMeasurementInput
Namespace Prefix:	us-gaap_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant