Note 12: Business Combinations (Details) - USD ($) $ in Millions	Mar. 31, 2019	Jun. 30, 2018
Finite-Lived Core Deposits, Gross	$ 14.7	$ 10.6
Gideon Bancshares Company
Finite-Lived Core Deposits, Gross	$ 4.1

Bank deposits belonging to an acquired bank that can be counted on as a stable source of lending funds. These deposits have the following attributes: predictable costs and low sensitivity to interest rates. This intangible asset is usually amortized over its estimated useful life.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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