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Loans Receivable And Allowance For Loan Losses: Financing Receivable Credit Quality Indicators (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Sep. 30, 2015
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual Status	$ 4,831	$ 6,040
Loans receivable	637,917	619,445
Pass
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	603,699	579,201
Watch
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	10,311	10,511
Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	11,999	17,016
Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	11,908	12,717
Mortgage loans, one-to-four family
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual Status	2,694	2,368
Loans receivable	118,507	119,715
Mortgage loans, one-to-four family | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	113,704	114,402
Mortgage loans, one-to-four family | Watch
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	223	653
Mortgage loans, one-to-four family | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	982	1,339
Mortgage loans, one-to-four family | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	3,598	3,321
Mortgage loans, multi-family
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual Status	0	760
Loans receivable	47,980	52,322
Mortgage loans, multi-family | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	44,966	45,249
Mortgage loans, multi-family | Watch
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Mortgage loans, multi-family | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	3,014	6,313
Mortgage loans, multi-family | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	760
Mortgage loans, commercial
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual Status	1,184	1,016
Loans receivable	295,595	291,216
Mortgage loans, commercial | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	275,732	270,685
Mortgage loans, commercial | Watch
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	8,313	8,040
Mortgage loans, commercial | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	5,728	6,803
Mortgage loans, commercial | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	5,822	5,688
Mortgage loans, construction - custom and owner/builder
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual Status	0	0
Loans receivable	41,107	36,192
Mortgage loans, construction - custom and owner/builder | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	40,920	36,192
Mortgage loans, construction - custom and owner/builder | Watch
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Mortgage loans, construction - custom and owner/builder | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Mortgage loans, construction - custom and owner/builder | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	187	0
Mortgage loans, construction - speculative one-to-four family
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual Status	0	0
Loans receivable	3,790	3,781
Mortgage loans, construction - speculative one-to-four family | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	3,790	3,781
Mortgage loans, construction - speculative one-to-four family | Watch
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Mortgage loans, construction - speculative one-to-four family | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Mortgage loans, construction - speculative one-to-four family | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Mortgage loans, construction – commercial
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual Status	0	0
Loans receivable	13,955	12,200
Mortgage loans, construction – commercial | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	13,955	12,200
Mortgage loans, construction – commercial | Watch
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Mortgage loans, construction – commercial | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Mortgage loans, construction – commercial | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Mortgage loans, construction - Multi-family
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual Status	0	0
Loans receivable	10,395	5,290
Mortgage loans, construction - Multi-family | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	10,395	5,290
Mortgage loans, construction - Multi-family | Watch
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Mortgage loans, construction - Multi-family | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Mortgage loans, construction - Multi-family | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Mortgage loans, land
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual Status	546	1,558
Loans receivable	25,258	26,140
Mortgage loans, land | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	21,342	20,964
Mortgage loans, land | Watch
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,065	1,105
Mortgage loans, land | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,873	2,078
Mortgage loans, land | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	978	1,993
Consumer loans, home equity and second mortgage
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual Status	300	303
Loans receivable	36,057	34,157
Consumer loans, home equity and second mortgage | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	33,776	32,172
Consumer loans, home equity and second mortgage | Watch
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	663	664
Consumer loans, home equity and second mortgage | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	402	404
Consumer loans, home equity and second mortgage | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	1,216	917
Consumer loans, other
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual Status	34	35
Loans receivable	4,387	4,669
Consumer loans, other | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	4,353	4,631
Consumer loans, other | Watch
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Consumer loans, other | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	0
Consumer loans, other | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	34	38
Commercial business loans
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual Status	73	0
Loans receivable	40,886	33,763
Commercial business loans | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	40,766	33,635
Commercial business loans | Watch
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	47	49
Commercial business loans | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	0	79
Commercial business loans | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans receivable	$ 73	$ 0

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Loans Receivable, Including Loans Held-For-Sale and Loans in Process, Gross

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=35738203&loc=d3e5111-111524

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