4) Loans Held For Sale: Schedule of Mortgage Fee Income for Loans Held for Sale (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Mortgage fee income	$ 39,735,752	$ 31,664,704	$ 97,161,190	$ 88,833,944
Loans Held For Sale
Loan fees	8,438,471	7,758,284	22,162,455	21,347,320
Interest and Other Income	2,127,775	1,993,895	5,032,505	4,698,899
Secondary gains	27,574,294	22,315,022	66,434,923	58,633,363
Change in fair value of loan commitments	378,899	94,569	1,915,223	537,696
Change in fair value of loans held for sale	1,411,322	(203,623)	2,065,978	4,563,222
Provision for loan loss reserve	(195,009)	(293,443)	(449,894)	(946,556)
Mortgage fee income	$ 39,735,752	$ 31,664,704	$ 97,161,190	$ 88,833,944