Loans Held For Investment: Schedule of Allowance for Loan Losses Additional Detail (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017
Allowance for Loan and Lease Losses [Roll Forward]
Allowance at beginning of period	$ 8,075	$ 8,391	$ 8,039	$ 8,670
Recovery from the allowance for loan losses	(505)	(165)	347	665
Recoveries	71	162	203	472
Charge-offs	(110)	(113)	(364)	(202)
Net charge-offs	(39)	49	(161)	270
Balance at end of period	$ 7,531	$ 8,275	$ 7,531	$ 8,275
Allowance for loan losses as a percentage of gross loans held for investment at the end of the period	0.84%	0.93%	0.84%	0.93%
Net charge-offs (recoveries) as a percentage of average loans receivable, net, during the period (annualized)	0.02%	(0.02%)	0.02%	(0.03%)
Mortgage loans, Single-family
Allowance for Loan and Lease Losses [Roll Forward]
Recoveries	$ 71	$ 83	$ 203	$ 379
Charge-offs	(110)	(112)	(364)	(199)
Mortgage loans, Multi-family
Allowance for Loan and Lease Losses [Roll Forward]
Recoveries	0	3	0	16
Commercial Business Loans
Allowance for Loan and Lease Losses [Roll Forward]
Recoveries	0	75	0	75
Consumer Loans
Allowance for Loan and Lease Losses [Roll Forward]
Recoveries	0	1	0	2
Charge-offs	$ 0	$ (1)	$ 0	$ (3)

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- Definition

Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts.

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Amount of increase (decrease) of allowance reserve for credit loss.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss.

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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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Amount of expense related to estimated loss from loan and lease transactions.

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