Loans Held For Investment Loans Held For Investment: Schedule of Total Recorded Investment in Non-Performing Loans by Type (Details) - USD ($) $ in Thousands		Jun. 30, 2019	Jun. 30, 2018
Financing Receivable, Allowance for Credit Losses [Line Items]
Impaired Financing Receivable, Related Allowance	[1]	$ (442)	$ (191)
Impaired Financing Receivable, Unpaid Principal Balance		7,178	6,972
Impaired Financing Receivable, Related Charge-Offs		(518)	(724)
Impaired Financing Receivable, Recorded Investment		6,660	6,248
Impaired Financing Receivable, Recorded Investment, Net of Allowance		6,218	6,057
Impaired Financing Receivable, Recorded Investment, with Related Allowance, Average		6,606
Impaired Financing Receivable, Interest Income Recognized, with Related Allowance,		408
Impaired Financing Receivable, Recorded Investment, Average			7,730
Impaired Financing Receivable, Interest Income Recognized			272
Mortgage loans, Single-family
Financing Receivable, Allowance for Credit Losses [Line Items]
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance		2,640	1,333
Impaired Financing Receivable, with Related Allowance, Related Charge-Offs		0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment		2,640	1,333
Impaired Financing Receivable, Related Allowance	[1]	(434)	(185)
Impaired Financing Receivable, Recorded Investment, with Related Allowance, Net		2,206	1,148
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	[2]	3,518	5,569
Impaired Financing Receivable, with No Related Allowance, Related Charge-Offs	[2]	(518)	(724)
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	[2]	3,000	4,845
Impaired Financing Receivable, Recorded Investment, with No Related Allowance, Net	[2]	3,000	4,845
Impaired Financing Receivable, Unpaid Principal Balance		6,158	6,902
Impaired Financing Receivable, Related Charge-Offs		(518)	(724)
Impaired Financing Receivable, Recorded Investment		5,640	6,178
Impaired Financing Receivable, Recorded Investment, Net of Allowance		5,206	5,993
Impaired Financing Receivable, Recorded Investment, with Related Allowance, Average		1,583	871
Impaired Financing Receivable, Interest Income Recognized, with Related Allowance,		110	51
Impaired Financing Receivable, Recorded Investment, without Related Allowance, Average	[2]	4,301	6,767
Impaired Financing Receivable, Interest Income Recognized, with No Related Allowance	[2]	293	203
Impaired Financing Receivable, Recorded Investment, Average		5,884	7,638
Impaired Financing Receivable, Interest Income Recognized		403	254
Construction
Financing Receivable, Allowance for Credit Losses [Line Items]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	[2]	971
Impaired Financing Receivable, with No Related Allowance, Related Charge-Offs	[2]	0
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	[2]	971
Impaired Financing Receivable, Recorded Investment, with No Related Allowance, Net	[2]	971
Impaired Financing Receivable, Unpaid Principal Balance		971
Impaired Financing Receivable, Related Charge-Offs		0
Impaired Financing Receivable, Recorded Investment		971
Impaired Financing Receivable, Recorded Investment, Net of Allowance		971
Impaired Financing Receivable, Recorded Investment, without Related Allowance, Average	[2]	664
Impaired Financing Receivable, Interest Income Recognized, with No Related Allowance	[2]	0
Impaired Financing Receivable, Recorded Investment, Average		664
Impaired Financing Receivable, Interest Income Recognized		0
Mortgage loans, Commercial real estate
Financing Receivable, Allowance for Credit Losses [Line Items]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	[2]		0
Impaired Financing Receivable, with No Related Allowance, Related Charge-Offs	[2]		0
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	[2]		0
Impaired Financing Receivable, Recorded Investment, with No Related Allowance, Net	[2]		0
Impaired Financing Receivable, Unpaid Principal Balance			0
Impaired Financing Receivable, Related Charge-Offs			0
Impaired Financing Receivable, Recorded Investment			0
Impaired Financing Receivable, Recorded Investment, Net of Allowance			0
Impaired Financing Receivable, Recorded Investment, without Related Allowance, Average	[2]		17
Impaired Financing Receivable, Interest Income Recognized, with No Related Allowance	[2]		13
Impaired Financing Receivable, Recorded Investment, Average			17
Impaired Financing Receivable, Interest Income Recognized			13
Commercial business loans
Financing Receivable, Allowance for Credit Losses [Line Items]
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance		49	70
Impaired Financing Receivable, with Related Allowance, Related Charge-Offs		0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment		49	70
Impaired Financing Receivable, Related Allowance	[1]	(8)	(6)
Impaired Financing Receivable, Recorded Investment, with Related Allowance, Net		41	64
Impaired Financing Receivable, Unpaid Principal Balance		49	70
Impaired Financing Receivable, Related Charge-Offs		0	0
Impaired Financing Receivable, Recorded Investment		49	70
Impaired Financing Receivable, Recorded Investment, Net of Allowance		41	64
Impaired Financing Receivable, Recorded Investment, with Related Allowance, Average		58	75
Impaired Financing Receivable, Interest Income Recognized, with Related Allowance,		5	5
Impaired Financing Receivable, Recorded Investment, Average		58	75
Impaired Financing Receivable, Interest Income Recognized		$ 5	$ 5

[1] Consists of collectively and individually evaluated allowances, specifically assigned to the individual loan.

[2] There was no related allowance for loan losses because the loans have been charged-off to their fair value or the fair value of the collateral is higher than the loan balance.