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Regulatory Matters: Restrictions on Retained Earnings (Details) (USD $) In Thousands, unless otherwise specified |  |  |  | 1 Months Ended
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Sep. 30, 2013 | Sep. 30, 2012 | Jun. 30, 1997 | Dec. 31, 2009 FDIC, Memorandum of Understanding
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |  |  |
Tier 1 Capital, minimum percentage |  |  |  | 10.00%
Growth in total assets, maximum percentage |  |  |  | 5.00%
Retained earnings | $ 68,998 | $ 65,788 | $ 23,866 |
Liquidation Account, Amount | $ 429 |  |  |

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