Loans Receivable And Allowance For Loan Losses: Past Due Status of Loans (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Sep. 30, 2012
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, 30-59 Days Past Due	$ 1,323	$ 7,684
Loans receivable, 60-89 Days Past Due	312	29
Loans receivable, Non-Accrual	11,828	21,331
Loans receivable, Past Due 90 Days or More and Still Accruing	157	1,198
Loans receivable, Total Past Due	13,620	30,242
Loans receivable, Current	544,464	521,833
Loans receivable	558,084	552,075
Mortgage loans, one-to-four family
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, 30-59 Days Past Due	1,064	1,987
Loans receivable, 60-89 Days Past Due	47	0
Loans receivable, Non-Accrual	5,930	3,382
Loans receivable, Past Due 90 Days or More and Still Accruing	0	142
Loans receivable, Total Past Due	7,041	5,511
Loans receivable, Current	97,743	101,468
Loans receivable	104,784	106,979
Mortgage loans, multi-family
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, 30-59 Days Past Due	0	3,402
Loans receivable, 60-89 Days Past Due	0	0
Loans receivable, Non-Accrual	789	1,449
Loans receivable, Past Due 90 Days or More and Still Accruing	0	0
Loans receivable, Total Past Due	789	4,851
Loans receivable, Current	47,992	42,670
Loans receivable	48,781	47,521
Mortgage loans, commercial
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, 30-59 Days Past Due	0	1,071
Loans receivable, 60-89 Days Past Due	0	0
Loans receivable, Non-Accrual	1,680	6,049
Loans receivable, Past Due 90 Days or More and Still Accruing	6	6
Loans receivable, Total Past Due	1,686	7,126
Loans receivable, Current	288,554	249,128
Loans receivable	290,240	256,254
Mortgage loans, construction - custom and owner/builder
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, 30-59 Days Past Due	0	0
Loans receivable, 60-89 Days Past Due	0	0
Loans receivable, Non-Accrual	74	309
Loans receivable, Past Due 90 Days or More and Still Accruing	0	0
Loans receivable, Total Past Due	74	309
Loans receivable, Current	19,914	20,159
Loans receivable	19,988	20,468
Mortgage loans, construction - speculative one-to-four family
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, 30-59 Days Past Due	0	0
Loans receivable, 60-89 Days Past Due	0	0
Loans receivable, Non-Accrual	0	327
Loans receivable, Past Due 90 Days or More and Still Accruing	0	700
Loans receivable, Total Past Due	0	1,027
Loans receivable, Current	718	495
Loans receivable	718	1,522
Mortgage loans, construction – commercial
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, 30-59 Days Past Due	0	0
Loans receivable, 60-89 Days Past Due	0	0
Loans receivable, Non-Accrual	0	0
Loans receivable, Past Due 90 Days or More and Still Accruing	0	0
Loans receivable, Total Past Due	0	0
Loans receivable, Current	3,589	17,157
Loans receivable	3,589	17,157
Mortgage loans, construction - Multi-family
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, 30-59 Days Past Due	0	0
Loans receivable, 60-89 Days Past Due	0	0
Loans receivable, Non-Accrual	289	345
Loans receivable, Past Due 90 Days or More and Still Accruing	0	0
Loans receivable, Total Past Due	289	345
Loans receivable, Current	0	0
Loans receivable	289	345
Mortgage loans, construction - land development
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, 30-59 Days Past Due	0	0
Loans receivable, 60-89 Days Past Due	0	0
Loans receivable, Non-Accrual	516	589
Loans receivable, Past Due 90 Days or More and Still Accruing	0	0
Loans receivable, Total Past Due	516	589
Loans receivable, Current	0	0
Loans receivable	516	589
Mortgage loans, land
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, 30-59 Days Past Due	46	943
Loans receivable, 60-89 Days Past Due	56	0
Loans receivable, Non-Accrual	2,314	8,613
Loans receivable, Past Due 90 Days or More and Still Accruing	0	200
Loans receivable, Total Past Due	2,416	9,756
Loans receivable, Current	29,257	29,899
Loans receivable	31,673	39,655
Consumer loans, home equity and second mortgage
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, 30-59 Days Past Due	150	277
Loans receivable, 60-89 Days Past Due	193	14
Loans receivable, Non-Accrual	230	261
Loans receivable, Past Due 90 Days or More and Still Accruing	151	150
Loans receivable, Total Past Due	724	702
Loans receivable, Current	31,212	32,112
Loans receivable	31,936	32,814
Consumer loans, other
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, 30-59 Days Past Due	0	4
Loans receivable, 60-89 Days Past Due	0	0
Loans receivable, Non-Accrual	6	7
Loans receivable, Past Due 90 Days or More and Still Accruing	0	0
Loans receivable, Total Past Due	6	11
Loans receivable, Current	6,007	6,172
Loans receivable	6,013	6,183
Commercial business loans
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans receivable, 30-59 Days Past Due	63	0
Loans receivable, 60-89 Days Past Due	16	15
Loans receivable, Non-Accrual	0	0
Loans receivable, Past Due 90 Days or More and Still Accruing	0	0
Loans receivable, Total Past Due	79	15
Loans receivable, Current	19,478	22,573
Loans receivable	$ 19,557	$ 22,588