Fair Value of Financial Instruments: Schedule of Reconciliation of Beginning and Ending Balances of Recurring Fair Value Measurements Using Level 3 Inputs (Details) - USD ($) $ in Thousands	3 Months Ended
Sep. 30, 2019	Sep. 30, 2018
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance		$ 6,400
Total gains or losses (realized/unrealized) Included in earnings		(356)
Total gains or losses (realized/unrealized) Included in other comprehensive loss		1
Purchases		0
Issuances		0
Settlements		(743)
Transfers in and/or out of Level 3		470
Ending balance		5,772
Fair Value, Inputs, Level 3
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	$ 5,379
Total gains or losses (realized/unrealized) Included in earnings	(18)
Total gains or losses (realized/unrealized) Included in other comprehensive loss	(2)
Purchases	0
Issuances	0
Settlements	(706)
Transfers in and/or out of Level 3	0
Ending balance	4,653
Private issue CMO
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance		350
Total gains or losses (realized/unrealized) Included in earnings		0
Total gains or losses (realized/unrealized) Included in other comprehensive loss		0
Purchases		0
Issuances		0
Settlements		(34)
Transfers in and/or out of Level 3		0
Ending balance		316
Private issue CMO \| Fair Value, Inputs, Level 3
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	269
Total gains or losses (realized/unrealized) Included in earnings	0
Total gains or losses (realized/unrealized) Included in other comprehensive loss	0
Purchases	0
Issuances	0
Settlements	(16)
Transfers in and/or out of Level 3	0
Ending balance	253
Loans Held For Investment, at Fair Value [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance		5,234
Total gains or losses (realized/unrealized) Included in earnings		(49)
Total gains or losses (realized/unrealized) Included in other comprehensive loss		0
Purchases		0
Issuances		0
Settlements		(710)
Transfers in and/or out of Level 3		470
Ending balance		4,945
Loans Held For Investment, at Fair Value [Member] \| Fair Value, Inputs, Level 3
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	5,094
Total gains or losses (realized/unrealized) Included in earnings	(18)
Total gains or losses (realized/unrealized) Included in other comprehensive loss	0
Purchases	0
Issuances	0
Settlements	(690)
Transfers in and/or out of Level 3	0
Ending balance	4,386
Interest-Only Strips
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance		23
Total gains or losses (realized/unrealized) Included in earnings		0
Total gains or losses (realized/unrealized) Included in other comprehensive loss		1
Purchases		0
Issuances		0
Settlements		0
Transfers in and/or out of Level 3		0
Ending balance		24
Interest-Only Strips \| Fair Value, Inputs, Level 3
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	16
Total gains or losses (realized/unrealized) Included in earnings	0
Total gains or losses (realized/unrealized) Included in other comprehensive loss	(2)
Purchases	0
Issuances	0
Settlements	0
Transfers in and/or out of Level 3	0
Ending balance	$ 14
Commitments to extend credit on loans to be held for sale
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance		825
Total gains or losses (realized/unrealized) Included in earnings		(329)
Total gains or losses (realized/unrealized) Included in other comprehensive loss		0
Purchases		0
Issuances		0
Settlements		0
Transfers in and/or out of Level 3		0
Ending balance		496
Mandatory loan sale commitments
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance		(32)
Total gains or losses (realized/unrealized) Included in earnings		22
Total gains or losses (realized/unrealized) Included in other comprehensive loss		0
Purchases		0
Issuances		0
Settlements		1
Transfers in and/or out of Level 3		0
Ending balance		$ (9)

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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- Definition

Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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- Definition

Amount of issuances of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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- Definition

Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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- Definition

Amount of settlement of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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- Definition

Amount of transfer of financial instrument classified as an asset into (out of) level 3 of the fair value hierarchy.

+ References

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- Definition

Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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- Definition

Amount of gain (loss) recognized in other comprehensive income (OCI) from liability measured at fair value on recurring basis using unobservable input (level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1a)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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