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11) Mortgage Servicing Rights: Assumptions used in determining MSR value (Details) | 3 Months Ended | 12 Months Ended
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Mar. 31, 2017 | Dec. 31, 2016
Details |  |
Prepayment Speeds | 3.79% | 3.77%
Average Life in Years of MSR | 6.55 | 6.52
Discount Rate | 10.01% | 10.01%

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- Definition Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 + Details
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