21) Mortgage Servicing Rights: Schedule of Finite-Lived Intangible Assets, Future Amortization Expense (Details)	Dec. 31, 2020 USD ($)
Text Block [Abstract]
Finite-Lived Intangible Assets, Amortization Expense, Year One	$ 4,724,439
Finite-Lived Intangible Assets, Amortization Expense, Year Two	3,582,811
Finite-Lived Intangible Assets, Amortization Expense, Year Three	3,030,850
Finite-Lived Intangible Assets, Amortization Expense, Year Four	2,574,323
Finite-Lived Intangible Assets, Amortization Expense, Year Five	2,200,840
Finite-Lived Intangible Assets, Amortization Expense, after Year Five	19,097,253
Finite-Lived Intangible Assets, Accumulated Amortization	$ 35,210,516

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Amount of amortization for asset, excluding financial asset and goodwill, lacking physical substance with finite life expected to be recognized after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

No definition available.

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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