3) Investments: Schedule of Unrealized Loss on Investments (Details) - USD ($)	6 Months Ended	12 Months Ended
	Jun. 30, 2020	Dec. 31, 2019
US States and Political Subdivisions Debt Securities
Held-to-maturity Securities, Unrecognized Holding Loss	$ 2,661	$ 9,026
Debt Securities, Held-to-maturity, Fair Value	717,466	3,062,889
US States and Political Subdivisions Debt Securities | Less Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	2,661	9,026
Debt Securities, Held-to-maturity, Fair Value	717,466	3,062,889
US States and Political Subdivisions Debt Securities | More Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	0	0
Debt Securities, Held-to-maturity, Fair Value	0	0
Corporate Securities
Held-to-maturity Securities, Unrecognized Holding Loss	2,841,768	463,413
Debt Securities, Held-to-maturity, Fair Value	25,180,780	11,134,820
Corporate Securities | Less Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	1,876,784	118,746
Debt Securities, Held-to-maturity, Fair Value	22,141,540	7,184,311
Corporate Securities | More Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	964,984	344,667
Debt Securities, Held-to-maturity, Fair Value	3,039,240	3,950,509
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises
Held-to-maturity Securities, Unrecognized Holding Loss	734,173	240,177
Debt Securities, Held-to-maturity, Fair Value	10,528,902	13,769,212
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises | Less Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	710,364	205,470
Debt Securities, Held-to-maturity, Fair Value	10,024,319	13,266,443
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises | More Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	23,809	34,707
Debt Securities, Held-to-maturity, Fair Value	504,583	502,769
Redeemable Preferred Stock
Held-to-maturity Securities, Unrecognized Holding Loss	17,500	0
Debt Securities, Held-to-maturity, Fair Value	232,500
Redeemable Preferred Stock | Less Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	17,500
Debt Securities, Held-to-maturity, Fair Value	232,500
Redeemable Preferred Stock | More Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	0
Debt Securities, Held-to-maturity, Fair Value	0
Total unrealized losses
Held-to-maturity Securities, Unrecognized Holding Loss	3,596,102	737,831
Debt Securities, Held-to-maturity, Fair Value	36,659,648	68,596,609
Total unrealized losses | Less Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	2,607,309	353,453
Debt Securities, Held-to-maturity, Fair Value	33,115,825	54,142,931
Total unrealized losses | More Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	988,793	384,378
Debt Securities, Held-to-maturity, Fair Value	3,543,823	14,453,678
US Treasury Securities [Member]
Held-to-maturity Securities, Unrecognized Holding Loss	$ 0	25,215
Debt Securities, Held-to-maturity, Fair Value		40,629,688
US Treasury Securities [Member] | Less Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss		20,211
Debt Securities, Held-to-maturity, Fair Value		30,629,288
US Treasury Securities [Member] | More Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss		5,004
Debt Securities, Held-to-maturity, Fair Value		$ 10,000,400