XML 67 R55.htm IDEA: XBRL DOCUMENT
v3.20.2

4) Loans Held For Sale: Schedule of loan loss reserve which is included in other liabilities and accrued expenses (Details) - USD ($) | Sep. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Text Block [Abstract] |  |
Beginning, Loan Loss Reserve | $ 4,046,288 | $ 3,604,869
Loan loss reserve, Provisions for losses | 3,489,982 | 643,284
Loan loss reserve, Charge-offs | (4,527,157) | (201,865)
Ending, Loan Loss Reserve | $ 3,009,113 | $ 4,046,288

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

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

X
- Definition Represents the monetary amount of Loan loss reserve, Charge-offs, as of the indicated date. + References No definition available. + Details
Name: | snfc_LoanLossReserveChargeOffs
Namespace Prefix: | snfc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents the monetary amount of Loan loss reserve, Provisions for losses, as of the indicated date. + References No definition available. + Details
Name: | snfc_LoanLossReserveProvisionsForLosses
Namespace Prefix: | snfc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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