Loans Held For Investment Loans Held For Investment: Schedule of Allowance For Loan Losses and Recorded Investment in Gross Loans, by Portfolio Type (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan losses on Loans held for investment	$ 8,039	$ 8,670	$ 8,724	$ 9,744
Recovery from the allowance for loan losses	1,042	1,715	1,387
Recoveries	613	2,069	996
Allowance for Loan and Lease Losses Write-offs, Net	202	408
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	101	20
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	7,938	8,650
Financing Receivable, Individually Evaluated for Impairment	7,214	7,447
Financing Receivable, Collectively Evaluated for Impairment	909,218	848,029
Loans Held For Investment, Gross	$ 916,432	$ 855,476
Allowance for loan losses as a percentage of gross loans held for investment	0.88%	1.02%
Mortgage loans, Single-family
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan losses on Loans held for investment	$ 3,601	$ 4,933	5,280
Recovery from the allowance for loan losses	1,640	480
Recoveries	507	539
Allowance for Loan and Lease Losses Write-offs, Net	199	406
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	86	0
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	3,515	4,933
Financing Receivable, Individually Evaluated for Impairment	6,933	6,969
Financing Receivable, Collectively Evaluated for Impairment	315,264	317,528
Loans Held For Investment, Gross	$ 322,197	$ 324,497
Allowance for loan losses as a percentage of gross loans held for investment	1.12%	1.52%
Mortgage loans, Multi-family
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan losses on Loans held for investment	$ 3,420	$ 2,800	2,616
Recovery from the allowance for loan losses	(602)	1,044
Recoveries	18	1,228
Allowance for Loan and Lease Losses Write-offs, Net	0	0
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	0	0
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	3,420	2,800
Financing Receivable, Individually Evaluated for Impairment	0	382
Financing Receivable, Collectively Evaluated for Impairment	479,959	415,245
Loans Held For Investment, Gross	$ 479,959	$ 415,627
Allowance for loan losses as a percentage of gross loans held for investment	0.71%	0.67%
Mortgage loans, Commercial real estate
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan losses on Loans held for investment	$ 879	$ 848	734
Recovery from the allowance for loan losses	(31)	102
Recoveries	0	216
Allowance for Loan and Lease Losses Write-offs, Net	0	0
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	0	0
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	879	848
Financing Receivable, Individually Evaluated for Impairment	201	0
Financing Receivable, Collectively Evaluated for Impairment	97,361	99,528
Loans Held For Investment, Gross	$ 97,562	$ 99,528
Allowance for loan losses as a percentage of gross loans held for investment	0.90%	0.85%
Construction Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan losses on Loans held for investment	$ 96	$ 31	42
Recovery from the allowance for loan losses	(65)	11
Recoveries	0	0
Allowance for Loan and Lease Losses Write-offs, Net	0	0
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	0	0
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	96	31
Financing Receivable, Individually Evaluated for Impairment	0	0
Financing Receivable, Collectively Evaluated for Impairment	16,009	14,653
Loans Held For Investment, Gross	$ 16,009	$ 14,653
Allowance for loan losses as a percentage of gross loans held for investment	0.60%	0.21%
Mortgage Loans, Other [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan losses on Loans held for investment	$ 0	$ 7	0
Recovery from the allowance for loan losses	(7)	7
Recoveries	0	0
Allowance for Loan and Lease Losses Write-offs, Net	0	0
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	0	0
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	0	7
Financing Receivable, Individually Evaluated for Impairment	0	0
Financing Receivable, Collectively Evaluated for Impairment	0	332
Loans Held For Investment, Gross	$ 0	$ 332
Allowance for loan losses as a percentage of gross loans held for investment	0.00%	2.11%
Commercial Loan [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan losses on Loans held for investment	$ 36	$ 43	43
Recovery from the allowance for loan losses	82	85
Recoveries	75	85
Allowance for Loan and Lease Losses Write-offs, Net	0	0
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	15	20
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	21	23
Financing Receivable, Individually Evaluated for Impairment	80	96
Financing Receivable, Collectively Evaluated for Impairment	496	540
Loans Held For Investment, Gross	$ 576	$ 636
Allowance for loan losses as a percentage of gross loans held for investment	6.25%	6.76%
Consumer Loan [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan losses on Loans held for investment	$ 7	$ 8	$ 9
Recovery from the allowance for loan losses	11	0
Recoveries	13	1
Allowance for Loan and Lease Losses Write-offs, Net	3	2
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	0	0
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	7	8
Financing Receivable, Individually Evaluated for Impairment	0	0
Financing Receivable, Collectively Evaluated for Impairment	129	203
Loans Held For Investment, Gross	$ 129	$ 203
Allowance for loan losses as a percentage of gross loans held for investment	5.43%	3.94%

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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