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12) Reinsurance, Commitments and Contingencies: Mortgage Loan Loss Settlements (Details) (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Dec. 31, 2012
Amounts accrued for loan losses $ 434,000 $ 1,703,000 $ 1,615,000 $ 3,238,000  
Funds reserved and accrued to settle investor related claims 7,232,000   7,232,000   6,035,000
Wells Fargo
         
Initial Settlement Amount Paid     $ 4,300,000