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Fair Value Measurements: Schedule of estimated fair values of financial instruments (Details) (USD $) In Thousands, unless otherwise specified | Jun. 30, 2014 | Sep. 30, 2013
--- | --- | ---
Recorded Amount |  |
Fair value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Cash and cash equivalents | $ 63,967 | $ 94,496
CDs held for investment | 32,336 | 30,042
MBS and other investments | 8,345 | 6,838
FHLB stock | 5,299 | 5,452
Loans receivable, net | 556,194 | 546,193
Loans held for sale | 1,501 | 1,911
Accrued interest receivable | 1,922 | 1,972
Non-interest-bearing demand | 92,995 | 87,657
Interest-bearing | 505,637 | 520,605
Total deposits | 598,632 | 608,262
FHLB advances | 45,000 | 45,000
Accrued interest payable | 294 | 320
Fair Value |  |
Fair value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Cash and cash equivalents | 63,967 | 94,496
CDs held for investment | 32,336 | 30,042
MBS and other investments | 9,213 | 7,634
FHLB stock | 5,299 | 5,452
Loans receivable, net | 544,485 | 534,364
Loans held for sale | 1,552 | 1,973
Accrued interest receivable | 1,922 | 1,972
Non-interest-bearing demand | 92,995 | 87,657
Interest-bearing | 506,392 | 522,021
Total deposits | 599,387 | 609,678
FHLB advances | 47,702 | 48,445
Accrued interest payable | 294 | 320
Fair Value | Fair Value, Inputs, Level 1 |  |
Fair value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Cash and cash equivalents | 63,967 | 94,496
CDs held for investment | 32,336 | 30,042
MBS and other investments | 961 | 973
FHLB stock | 5,299 | 5,452
Loans receivable, net | 0 | 0
Loans held for sale | 1,552 | 1,973
Accrued interest receivable | 1,922 | 1,972
Non-interest-bearing demand | 92,995 | 87,657
Interest-bearing | 345,394 | 346,455
Total deposits | 438,389 | 434,112
FHLB advances | 0 | 0
Accrued interest payable | 294 | 320
Fair Value | Fair Value, Inputs, Level 2 |  |
Fair value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Cash and cash equivalents | 0 | 0
CDs held for investment | 0 | 0
MBS and other investments | 8,212 | 6,661
FHLB stock | 0 | 0
Loans receivable, net | 0 | 0
Loans held for sale | 0 | 0
Accrued interest receivable | 0 | 0
Non-interest-bearing demand | 0 | 0
Interest-bearing | 0 | 0
Total deposits | 0 | 0
FHLB advances | 47,702 | 48,445
Accrued interest payable | 0 | 0
Fair Value | Fair Value, Inputs, Level 3 |  |
Fair value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Cash and cash equivalents | 0 | 0
CDs held for investment | 0 | 0
MBS and other investments | 40 | 0
FHLB stock | 0 | 0
Loans receivable, net | 544,485 | 534,364
Loans held for sale | 0 | 0
Accrued interest receivable | 0 | 0
Non-interest-bearing demand | 0 | 0
Interest-bearing | 160,998 | 175,566
Total deposits | 160,998 | 175,566
FHLB advances | 0 | 0
Accrued interest payable | $ 0 | $ 0

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- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash -URI http://asc.fasb.org/extlink&oid=6506951 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Cash Equivalents -URI http://asc.fasb.org/extlink&oid=6507016 + Details
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- Definition Fair value portion of deposit liabilities held by the entity, including, but not limited to, foreign and domestic, interest and noninterest bearing, demand deposits, saving deposits, negotiable orders of withdrawal (NOW) and time deposits. + References No definition available. + Details
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- Definition Fair value portion of borrowing from Federal Home Loan Bank (FHLBank). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13(3)(a)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition The fair value as of the balance sheet date of firm holdings in mortgages, mortgage backed securities (investment instruments that represent ownership of an undivided interest in a group of mortgages, where principal and interest from the individual mortgages are used to pay investors' principal and interest on the mortgage backed security) and asset-backed securities that are primarily paid from the cash flows of a discrete pool of receivables or other financial assets (such as credit-card receivables), either fixed or revolving, that by their terms convert into cash within a finite time period. Includes both pledged (to counterparties as collateral for financing transactions) and unpledged holdings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 940 -SubTopic 320 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35711157&loc=d3e42546-110969 + Details
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- Definition Fair value portion of investments in Federal Home Loan Bank (FHLBank) stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 325 -SubTopic 20 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=29638263&loc=d3e39828-111592 + Details
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- Definition Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Available-for-Sale Securities -URI http://asc.fasb.org/extlink&oid=6505594 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Trading Securities -URI http://asc.fasb.org/extlink&oid=6526789 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Subparagraph a, f, g -Article 7 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 35 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=27723805&loc=d3e24584-111560 + Details
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- Definition Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables. + References No definition available. + Details
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- Definition Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Glossary Loan -URI http://asc.fasb.org/extlink&oid=6517073 + Details
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