XML 77 R65.htm IDEA: XBRL DOCUMENT v3.24.3

Loans Held for Sale (Details Narrative) - USD ($)	9 Months Ended			12 Months Ended
	Sep. 30, 2024		Sep. 30, 2023	Dec. 31, 2023
Loans Held For Sale
Foreclosure loans unpaid principal balance	$ 332,848			$ 1,636,090
Provision on current loan originations	$ 729,734	[1]	$ 770,220	$ 27,164	[1]
Loan increase per point	$ 420		$ 450
Amount of loan increased, per point	$ 1,000,000		$ 1,000,000
[1] Included in mortgage fee income

X

- Definition

Amount of loan increased per point.

+ References

No definition available.

+ Details

Name:	SNFCA_AmountOfLoanIncreasedPerPoint
Namespace Prefix:	SNFCA_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	SNFCA_DisclosureLoansHeldForSaleAbstract
Namespace Prefix:	SNFCA_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Foreclosure loans unpaid principal balance.

+ References

No definition available.

+ Details

Name:	SNFCA_ForeclosureLoansUnpaidPrincipalBalance
Namespace Prefix:	SNFCA_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Loan increase per point.

+ References

No definition available.

+ Details

Name:	SNFCA_LoanIncreasePerPoint
Namespace Prefix:	SNFCA_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Provision on current loan originations.

+ References

No definition available.

+ Details

Name:	SNFCA_LoanLossReserveProvisionsForLoss
Namespace Prefix:	SNFCA_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration