Note 21: Quarterly Financial Data (unaudited): Schedule of Quarterly Financial Information (Details) - USD ($)	3 Months Ended												12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Total revenues													$ 283,161,000	$ 226,936,674	$ 215,315,020
Benefits and Expenses													263,339,435	214,455,721	205,491,293
Income tax expense													$ (7,198,685)	$ (4,726,305)	$ (2,237,806)
Net earnings per Class A equivalent common share (1)													$ 0.92	$ 0.59	$ 0.58
Net earnings per Class A equivalent common share - assuming dilution(1)													$ 0.89	$ 0.57	$ 0.55
Unaudited
Total revenues	$ 67,576,067	$ 75,494,686	$ 76,040,615	$ 64,049,632	$ 60,745,876	$ 61,725,792	$ 59,411,730	$ 45,053,276	$ 48,577,706	$ 50,552,791	$ 61,332,289	$ 54,852,234
Benefits and Expenses	64,779,238	67,700,286	69,808,663	61,051,248	55,995,147	58,348,652	55,224,633	44,887,289	48,415,406	48,588,507	56,862,769	51,624,611
Earnings (loss) before income taxes	2,796,829	7,794,400	6,231,952	2,998,384	4,750,729	3,377,140	4,187,097	165,987
Income tax expense	(779,716)	(2,904,615)	(2,379,673)	(1,134,681)	(1,896,814)	(1,239,318)	(1,563,034)	(27,139)	1,324,619	(697,793)	(1,670,275)	(1,194,357)
Net Earnings	$ 2,017,113	$ 4,889,785	$ 3,852,279	$ 1,863,703	$ 2,853,915	$ 2,137,822	$ 2,624,063	$ 138,848	$ 1,486,919	$ 1,266,491	$ 2,799,245	$ 2,033,266
Net earnings per Class A equivalent common share (1)	$ 0.15	$ 0.35	$ 0.28	$ 0.14	$ 0.22	$ 0.16	$ 0.20	$ 0.01	$ 0.11	$ 0.10	$ 0.22	$ 0.16
Net earnings per Class A equivalent common share - assuming dilution(1)	$ 0.14	$ 0.34	$ 0.27	$ 0.13	$ 0.21	$ 0.16	$ 0.19	$ 0.01	$ 0.11	$ 0.09	$ 0.20	$ 0.14
Earnings before income taxes									$ 162,300	$ 1,964,284	$ 4,469,520	$ 3,227,623