Note 19: Subsequent Event - Business Combination: Subsequent Events, Policy (Policies)	12 Months Ended
Jun. 30, 2017
Policies
Subsequent Events, Policy	On August 17, 2017, the Company announced the signing of an agreement and plan of merger whereby Southern Missouri Bancshares, Inc. (“Bancshares”), and its wholly-owned subsidiary, Southern Missouri Bank of Marshfield, will be acquired by the Company in a stock and cash transaction valued at approximately $15.1 million, (representing 140% of Bancshares’ anticipated capital, as adjusted, at closing). At June 30, 2017, Bancshares held consolidated assets of $91.6 million, loans, net, of $69.1 million, and deposits of $73.6 million. The transaction is expected to close in the first quarter of calendar year 2018, subject to satisfaction of customary closing conditions, including regulatory and shareholder approvals. The acquired financial institution is expected to be merged with and into Southern Bank simultaneously with the acquisition of Bancshares in the first quarter of calendar year 2018. Through June 30, 2017, the Company incurred $25,000 of third-party acquisition-related costs. The expenses are included in noninterest expense in the Company's consolidated statement of income for the year ended June 30, 2017.

Note 19: Subsequent Event - Business Combination: Subsequent Events, Policy (Policies)

12 Months Ended

Jun. 30, 2017

On August 17, 2017, the Company announced the signing of an agreement and plan of merger whereby Southern Missouri Bancshares, Inc. (“Bancshares”), and its wholly-owned subsidiary, Southern Missouri Bank of Marshfield, will be acquired by the Company in a stock and cash transaction valued at approximately $15.1 million, (representing 140% of Bancshares’ anticipated capital, as adjusted, at closing). At June 30, 2017, Bancshares held consolidated assets of $91.6 million, loans, net, of $69.1 million, and deposits of $73.6 million. The transaction is expected to close in the first quarter of calendar year 2018, subject to satisfaction of customary closing conditions, including regulatory and shareholder approvals. The acquired financial institution is expected to be merged with and into Southern Bank simultaneously with the acquisition of Bancshares in the first quarter of calendar year 2018. Through June 30, 2017, the Company incurred $25,000 of third-party acquisition-related costs. The expenses are included in noninterest expense in the Company's consolidated statement of income for the year ended June 30, 2017.