3) Investments: Commercial Real Estate Investment (Details)	Jun. 30, 2020 USD ($) ft²	Dec. 31, 2019 USD ($) ft²
Real estate held for investment (net of accumulated depreciation)	$ 113,192,422	$ 102,756,946
Real estate held for sale	10,598,341	14,097,627
Commercial Real Estate
Real estate held for investment (net of accumulated depreciation)	$ 93,218,885	$ 90,226,640
Total Square Footage | ft²	609,365	609,365
Real estate held for sale	$ 4,522,020	$ 6,076,321
Square Footage | ft²	239,779	239,779
Arizona | Commercial Real Estate
Real estate held for sale	$ 2,500	$ 2,500
Square Footage | ft²	0	0
Kansas | Commercial Real Estate
Real estate held for sale	$ 4,800,000	$ 4,800,000
Square Footage | ft²	222,679	222,679
Nevada | Commercial Real Estate
Real estate held for sale	$ 655,499	$ 655,499
Square Footage | ft²	4,800	4,800
Texas | Commercial Real Estate
Real estate held for sale	$ 300,000	$ 300,000
Square Footage | ft²	0	0
Louisiana | Commercial Real Estate
Real estate held for investment (net of accumulated depreciation)	$ 5,929,267	$ 6,009,079
Total Square Footage | ft²	125,114	125,114
Square Footage | ft²	0
Mississippi | Commercial Real Estate
Real estate held for investment (net of accumulated depreciation)	$ 2,914,989	$ 2,951,478
Total Square Footage | ft²	21,521	21,521
Real estate held for sale	$ 318,322	$ 318,322
Square Footage | ft²	12,300	12,300
Utah | Commercial Real Estate
Real estate held for investment (net of accumulated depreciation)	$ 84,374,629	$ 81,266,083
Total Square Footage | ft²	462,730	462,730