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Loans Receivable (Details 4) - USD ($) $ in Thousands	Dec. 31, 2017	Jun. 30, 2017
Financing Receivable, Modifications [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual	$ 4,533	$ 5,029
Financing Receivable, Recorded Investment, Loans Past Due Over 90 Days Still Accruing	1,992	1,781
One- to four-family residential real estate [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual	3,845	4,870
Financing Receivable, Recorded Investment, Loans Past Due Over 90 Days Still Accruing	1,719	1,770
Farm [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual	538
Financing Receivable, Recorded Investment, Loans Past Due Over 90 Days Still Accruing
Nonresidential real estate and land [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual	143	151
Financing Receivable, Recorded Investment, Loans Past Due Over 90 Days Still Accruing	273
Home equity [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual	4
Financing Receivable, Recorded Investment, Loans Past Due Over 90 Days Still Accruing
Consumer [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual	3	8
Financing Receivable, Recorded Investment, Loans Past Due Over 90 Days Still Accruing		$ 11

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- Definition

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+ References

No definition available.

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- Definition

Recorded investment in financing receivables that are 90 days or more past due and still accruing.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5111-111524

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- Definition

Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5111-111524

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