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13) Stock Compensation Plans: Schedule of Assumptions Used (Details) | 12 Months Ended
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Dec. 31, 2020 $ / shares
All Plans - March 27 2020 |
Weighted Average Fair Value of Each Option | $ 0.65
Expected Dividend Yield | 5.00%
Underlying stock FMV | $ 3.76
Weighted Average Volatility | 32.29%
Weighted Average Risk Free Interest Rate | 1.64%
Weighted Average Expected Life (Term) | 4 years 9 months 25 days
All Plans - December 6, 2019 |
Weighted Average Fair Value of Each Option | $ 0.96
Expected Dividend Yield | 5.00%
Underlying stock FMV | $ 5.19
Weighted Average Volatility | 32.79%
Weighted Average Risk Free Interest Rate | 1.64%
Weighted Average Expected Life (Term) | 4 years 9 months 29 days
All Plans - January 17, 2019 |
Weighted Average Fair Value of Each Option | $ 1.12
Expected Dividend Yield | 5.00%
Underlying stock FMV | $ 4.98
Weighted Average Volatility | 36.04%
Weighted Average Risk Free Interest Rate | 2.56%
Weighted Average Expected Life (Term) | 5 years 3 months 22 days

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- Definition The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(iii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Rate of weighted-average expected volatility for award under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(ii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.D.2) -URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809 + Details
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