XML 78 R62.htm IDEA: XBRL DOCUMENT v3.24.1

Schedule of Investments Classified by Contractual Maturity Date (Details) - USD ($)	Dec. 31, 2023	Dec. 31, 2022
Marketable Securities [Line Items]
Amortized cost	$ 390,884,441	$ 362,750,511
Estimated fair value	381,535,986	345,858,492
Mortgage-Backed Securities, Issued by US Government Sponsored Enterprises [Member]
Marketable Securities [Line Items]
Amortized cost	40,359,878	33,501,686
Estimated fair value	36,157,571	29,569,712
Redeemable Preferred Stock [Member]
Marketable Securities [Line Items]
Amortized cost	250,000	250,000
Estimated fair value	260,000	260,000
Cemetery Perpectual Care Obligation [Member]
Marketable Securities [Line Items]
Amortized cost	647,261	263,205
Estimated fair value	641,704	254,731
Restricted Assets [Member]
Marketable Securities [Line Items]
Amortized cost	1,860,195	1,234,818
Estimated fair value	1,853,860	$ 1,217,308
Due in 1 year [Member]
Marketable Securities [Line Items]
Amortized cost
Estimated fair value
Due in 1 year [Member] | Cemetery Perpectual Care Obligation [Member]
Marketable Securities [Line Items]
Amortized cost	333,775
Estimated fair value	334,077
Due in 1 year [Member] | Restricted Assets [Member]
Marketable Securities [Line Items]
Amortized cost	681,860
Estimated fair value	683,293
Due in 2-5 years [Member]
Marketable Securities [Line Items]
Amortized cost	168,831,608
Estimated fair value	166,186,132
Due in 2-5 years [Member] | Cemetery Perpectual Care Obligation [Member]
Marketable Securities [Line Items]
Amortized cost	259,814
Estimated fair value	254,126
Due in 2-5 years [Member] | Restricted Assets [Member]
Marketable Securities [Line Items]
Amortized cost	462,189
Estimated fair value	457,618
Due in 5-10 years [Member]
Marketable Securities [Line Items]
Amortized cost	95,804,878
Estimated fair value	95,031,727
Due in 5-10 years [Member] | Cemetery Perpectual Care Obligation [Member]
Marketable Securities [Line Items]
Amortized cost
Estimated fair value
Due in 5-10 years [Member] | Restricted Assets [Member]
Marketable Securities [Line Items]
Amortized cost	147,422
Estimated fair value	147,121
Due in more than 10 years [Member]
Marketable Securities [Line Items]
Amortized cost	85,638,077
Estimated fair value	83,900,556
Due in more than 10 years [Member] | Cemetery Perpectual Care Obligation [Member]
Marketable Securities [Line Items]
Amortized cost	53,672
Estimated fair value	53,501
Due in more than 10 years [Member] | Restricted Assets [Member]
Marketable Securities [Line Items]
Amortized cost	568,724
Estimated fair value	$ 565,828

X

- Definition

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(1))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481800/320-10-50-2

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479130/326-30-45-1

+ Details

Name:	us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481830/320-10-45-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479130/326-30-45-1

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_MarketableSecuritiesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_RedeemablePreferredStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=SNFCA_CemeteryPerpectualCareObligationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=SNFCA_RestrictedAssetsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LeaseContractualTermAxis=SNFCA_DueInOneYearMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LeaseContractualTermAxis=SNFCA_DueInTwoToFiveYearsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LeaseContractualTermAxis=SNFCA_DueInFiveToTenYearsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LeaseContractualTermAxis=SNFCA_DueInMoreThanTenYearsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: