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25) Quarterly Financial Data (unaudited): Quarterly Financial Information (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018
Details |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues | $ 77,742,254 |  | $ 75,379,659 |  | $ 68,445,182 |  | $ 61,493,835 |  | $ 61,454,399 |  | $ 67,223,093 |  | $ 68,865,126 |  | $ 82,076,109 |  | $ 283,060,930 |  | $ 279,618,727 |
Benefits and Expenses | 75,614,143 |  | 70,619,837 |  | 63,821,339 |  | 59,061,676 |  | 62,835,219 |  | 65,011,295 |  | 64,702,895 |  | 60,888,928 |  |  |  |  |
Earnings (loss) before income taxes | 2,128,111 |  | 4,759,822 |  | 4,623,843 |  | 2,432,159 |  | (1,380,820) |  | 2,211,798 |  | 4,162,231 |  | 21,187,181 |  |  |  |  |
Income tax expense | (262,378) |  | (1,142,408) |  | (1,143,789) |  | (501,841) |  | 889,013 |  | (198,052) |  | (924,014) |  | (4,261,258) |  | $ (3,050,416) |  | $ (4,494,311) |
Net Earnings | $ 1,865,733 |  | $ 3,617,414 |  | $ 3,480,054 |  | $ 1,930,318 |  | $ (491,807) |  | $ 2,013,746 |  | $ 3,238,217 |  | $ 16,925,923 |  |  |  |  |
Earnings Per Share, Basic | $ 0.10 | [1] | $ 0.20 | [1] | $ 0.19 | [1] | $ 0.11 | [1] | $ (0.03) | [1] | $ 0.11 | [1] | $ 0.18 | [1] | $ 0.95 | [1] | $ 0.60 | [2] | $ 1.21 | [2]
Earnings Per Share, Diluted | $ 0.10 | [1] | $ 0.20 | [1] | $ 0.19 | [1] | $ 0.11 | [1] | $ (0.03) |  | $ 0.11 |  | $ 0.18 |  | $ 0.94 |  | $ 0.60 | [2] | $ 1.19 | [2]
[1] | Earnings per share amounts have been adjusted retroactively for the effect of annual stock dividends
[2] | Earnings per share amounts have been adjusted retroactively for the effect of annual stock dividends. The weighted-average shares outstanding includes the weighted-average Class A common shares and the weighted-average Class C common shares determined on an equivalent Class A common stock basis. Net earnings per common share represent net earnings per equivalent Class A common share

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