XML 83 R71.htm IDEA: XBRL DOCUMENT
v3.22.1

Schedule of Loan Loss Reserve Included in Other Liabilities and Accrued Expenses (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Loans Held For Sale |  |
Balance, beginning of period | $ 20,583,618 | $ 4,046,288
Provision for current loan originations (1) | 2,211,230 | 4,938,214
Additional provision for loan loss reserve |  | 16,506,030
Charge-offs, net of recaptured amounts | (20,347,709) | (4,906,914)
Balance, at December 31 | $ 2,447,139 | $ 20,583,618

X
- Definition Represents the monetary amount of Beginning, Loan Loss Reserve, as of the indicated date. + References No definition available. + Details
Name: | SNFCA_BeginningLoanLossReserve
Namespace Prefix: | SNFCA_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | SNFCA_DisclosureLoansHeldForSaleAbstract
Namespace Prefix: | SNFCA_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Loans Held for Sale. + References No definition available. + Details
Name: | SNFCA_EndingLoanLossReserve
Namespace Prefix: | SNFCA_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Loan loss reserve addition. + References No definition available. + Details
Name: | SNFCA_LoanLossReserveAddition
Namespace Prefix: | SNFCA_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Loan loss reserve charge offs. + References No definition available. + Details
Name: | SNFCA_LoanLossReserveChargeOffs
Namespace Prefix: | SNFCA_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of expense related to estimated loss to be realized from lease transactions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.11) -URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 + Details
Name: | us-gaap_ProvisionForLeaseLosses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration