8) Fair Value of Financial Instruments: Schedule of Changes in the consolidated balance sheet line items measured using level 3 inputs (Details) - USD ($)	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018	Dec. 31, 2017
Net Derivatives Loan Commitments
Fair Value Balance	$ 3,128,140		$ 1,591,816	$ 1,996,589
Fair Value, Gains (Losses) included in earnings	1,536,324	$ (404,773)
Loans Held For Sale
Fair Value Balance	187,938,302		$ 136,210,853	$ 133,414,188
Originations	1,050,256,047	2,194,607,543
Sales	(1,034,958,199)	(2,259,145,473)
Fair Value, Gains (Losses) included in earnings	$ 36,429,601	78,162,392
Transfer to mortgage loans held for investment		$ (10,827,797)

Represents the monetary amount of Fair Value Balance, as of the indicated date.

No definition available.

Represents the monetary amount of Fair Value, Gains (Losses) included in earnings, during the indicated time period.

No definition available.

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Represents the monetary amount of Originations, during the indicated time period.

No definition available.

Represents the monetary amount of Sales, during the indicated time period.

No definition available.

Represents the monetary amount of Transfer to mortgage loans held for investment, during the indicated time period.

No definition available.

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Name:	fil_Level3InputsAxis=fil_LoansHeldForSale1Member
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