Loans Receivable And Allowance For Loan Losses: Schedule of Allowance for Loan Losses (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Allowance for loan losses, Beginning Allowance		$ 10,382	$ 10,427
Provision/(Credit)	$ 0	0	0	$ 0
Charge-offs	78	363	264	1,748
Recoveries	163	177	304	1,175
Allowance for loan losses, Ending Allowance	10,467	10,563	10,467	10,563
Mortgage loans, one-to-four family
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Allowance for loan losses, Beginning Allowance		1,596	1,650
Provision/(Credit)	(236)	213	(259)	987
Charge-offs	44	356	201	979
Recoveries	137	42	263	193
Allowance for loan losses, Ending Allowance	1,453	1,650	1,453	1,650
Mortgage loans, multi-family
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Allowance for loan losses, Beginning Allowance		302	387
Provision/(Credit)	11	(31)	(74)	(347)
Charge-offs	0	0	0	0
Recoveries	3	0	3	0
Allowance for loan losses, Ending Allowance	316	402	316	402
Mortgage loans, commercial
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Allowance for loan losses, Beginning Allowance		3,601	4,836
Provision/(Credit)	89	(4)	(1,146)	348
Charge-offs	0	0	0	463
Recoveries	0	0	0	4
Allowance for loan losses, Ending Allowance	3,690	5,164	3,690	5,164
Mortgage loans, construction - custom and owner/builder
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Allowance for loan losses, Beginning Allowance		475	450
Provision/(Credit)	2	(15)	27	71
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Allowance for loan losses, Ending Allowance	477	333	477	333
Mortgage loans, construction - speculative one-to-four family
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Allowance for loan losses, Beginning Allowance		64	52
Provision/(Credit)	15	10	27	(40)
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Allowance for loan losses, Ending Allowance	79	56	79	56
Mortgage loans, construction – commercial
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Allowance for loan losses, Beginning Allowance		37	78
Provision/(Credit)	185	13	144	(18)
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Allowance for loan losses, Ending Allowance	222	38	222	38
Mortgage loans, construction - Multi-family
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Allowance for loan losses, Beginning Allowance		129	25
Provision/(Credit)	235		339
Charge-offs	0		0
Recoveries	0		0
Allowance for loan losses, Ending Allowance	364		364
Mortgage loans, construction - land development
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Provision/(Credit)				(287)
Charge-offs				0
Recoveries				287
Allowance for loan losses, Ending Allowance		0		0
Mortgage loans, land
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Allowance for loan losses, Beginning Allowance		2,753	1,434
Provision/(Credit)	(321)	(83)	991	(607)
Charge-offs	24	5	28	260
Recoveries	21	4	32	411
Allowance for loan losses, Ending Allowance	2,429	1,484	2,429	1,484
Consumer loans, home equity and second mortgage
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Allowance for loan losses, Beginning Allowance		797	879
Provision/(Credit)	4	(7)	(58)	100
Charge-offs	7	0	27	28
Recoveries	0	0	0	7
Allowance for loan losses, Ending Allowance	794	861	794	861
Consumer loans, other
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Allowance for loan losses, Beginning Allowance		190	176
Provision/(Credit)	(1)	(4)	16	(8)
Charge-offs	3	2	8	4
Recoveries	1	2	3	2
Allowance for loan losses, Ending Allowance	187	190	187	190
Commercial business loans
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Allowance for loan losses, Beginning Allowance		438	460
Provision/(Credit)	17	18	(7)	37
Charge-offs	0	0	0	14
Recoveries	1	4	3	20
Allowance for loan losses, Ending Allowance	$ 456	$ 370	$ 456	$ 370

A valuation allowance for financing receivables that are expected to be uncollectible.

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Amount of recovery of financing receivables doubtful of collection that were previously charged off.

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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 direct write-downs of financing receivables charged against the allowance.

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Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (c)(2)

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-04.11)

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 11

-Article 9

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