3) Investments: Schedule of Unrealized Loss on Investments (Details) - USD ($)	9 Months Ended	12 Months Ended
	Sep. 30, 2020	Dec. 31, 2019
US States and Political Subdivisions Debt Securities
Held-to-maturity Securities, Unrecognized Holding Loss	$ 1,792	$ 9,026
Debt Securities, Held-to-maturity, Fair Value	207,330	3,062,889
US States and Political Subdivisions Debt Securities | Less Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	1,792	9,026
Debt Securities, Held-to-maturity, Fair Value	207,330	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	2,137,953	463,413
Debt Securities, Held-to-maturity, Fair Value	31,877,868	11,134,820
Corporate Securities | Less Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	1,305,034	118,746
Debt Securities, Held-to-maturity, Fair Value	28,511,620	7,184,311
Corporate Securities | More Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	832,919	344,667
Debt Securities, Held-to-maturity, Fair Value	3,366,248	3,950,509
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises
Held-to-maturity Securities, Unrecognized Holding Loss	499,496	240,177
Debt Securities, Held-to-maturity, Fair Value	6,002,894	13,769,212
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises | Less Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	476,698	205,470
Debt Securities, Held-to-maturity, Fair Value	5,601,677	13,266,443
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises | More Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	22,798	34,707
Debt Securities, Held-to-maturity, Fair Value	401,217	502,769
Redeemable Preferred Stock
Held-to-maturity Securities, Unrecognized Holding Loss	32,500	0
Debt Securities, Held-to-maturity, Fair Value	217,500
Redeemable Preferred Stock | Less Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	32,500
Debt Securities, Held-to-maturity, Fair Value	217,500
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	2,671,741	737,831
Debt Securities, Held-to-maturity, Fair Value	38,305,592	68,596,609
Total unrealized losses | Less Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	1,816,024	353,453
Debt Securities, Held-to-maturity, Fair Value	34,538,127	54,142,931
Total unrealized losses | More Than 12 Months
Held-to-maturity Securities, Unrecognized Holding Loss	855,717	384,378
Debt Securities, Held-to-maturity, Fair Value	3,767,465	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