2) Investments: Commercial Real Estate Investment (Details)		Dec. 31, 2020 USD ($) Decimal	Dec. 31, 2019 USD ($) Decimal
Real estate held for investment (net of accumulated depreciation)		$ 131,684,453	$ 102,756,946
Real estate held for sale		7,878,807	14,097,627
Commercial Real Estate
Real estate held for investment (net of accumulated depreciation)		$ 106,840,710	$ 90,226,640
Total Square Footage | Decimal		485,428	611,865
Real estate held for sale		$ 4,400,553	$ 6,076,321
Square Footage | Decimal		234,979	239,779
Louisiana | Commercial Real Estate
Real estate held for investment (net of accumulated depreciation)		$ 2,998,684	$ 6,009,079
Total Square Footage | Decimal		84,841	125,114
Utah
Real estate held for investment (net of accumulated depreciation)	[1]	$ 23,777,478	$ 7,889,576
Utah | Commercial Real Estate
Real estate held for investment (net of accumulated depreciation)	[2]	$ 100,927,528	$ 81,266,083
Total Square Footage | Decimal	[2]	379,066	465,230
Arizona | Commercial Real Estate
Real estate held for sale	[3]	$ 0	$ 2,500
Square Footage | Decimal	[3]	0	0
Kansas | Commercial Real Estate
Real estate held for sale		$ 4,000,000	$ 4,800,000
Square Footage | Decimal		222,679	222,679
Mississippi | Commercial Real Estate
Real estate held for investment (net of accumulated depreciation)		$ 2,914,498	$ 2,951,478
Total Square Footage | Decimal		21,521	21,521
Real estate held for sale		$ 151,553	$ 318,322
Square Footage | Decimal		12,300	12,300
Nevada | Commercial Real Estate
Real estate held for sale		$ 0	$ 655,499
Square Footage | Decimal		0	4,800
Texas | Commercial Real Estate
Real estate held for sale	[4]	$ 249,000	$ 300,000
Square Footage | Decimal	[4]	0	0

[1] The estimated remaining cost to complete the undeveloped lots is $17,354,000 and $1,900,000 as of December 31, 2020 and 2019, respectively

[2] Includes Center53 phase 1 and phase 2 which is under construction

[3] Undeveloped land

[4] Improved commercial pad