XML 42 R31.htm IDEA: XBRL DOCUMENT
v3.23.1

Derivative Instruments (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2023
Derivative Instruments and Hedging Activities Disclosure [Abstract] |
Schedule of Derivative Assets at Fair Value | The following table shows the fair value and notional amounts of derivative instruments. Schedule of Derivative Assets at Fair Value
|  |  |  | March 31, 2023 |  |  | December 31, 2022 |
|  | Balance Sheet Location |  | Notional Amount |  |  | Asset Fair Value |  |  | Liability Fair Value |  |  | Notional Amount |  |  | Asset Fair Value |  |  | Liability Fair Value |
Derivatives not designated as hedging instruments: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loan commitments |  | Other assets and Other liabilities |  | $ | 441,138,434 |  |  | $ | 6,560,948 |  |  | $ | 3,176,119 |  |  | $ | 453,371,808 |  |  | $ | 4,089,859 |  |  | $ | 1,382,979 |
Call options |  | Other liabilities |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 868,600 |  |  |  | - |  |  |  | 29,715 |
Put options |  | Other liabilities |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 654,500 |  |  |  | - |  |  |  | 13,888 |
Total |  |  |  | $ | 441,138,434 |  |  | $ | 6,560,948 |  |  | $ | 3,176,119 |  |  | $ | 454,894,908 |  |  | $ | 4,089,859 |  |  | $ | 1,426,582 |
Schedule of Gains and Losses on Derivatives | The following table presents the gains on derivatives. There were no gains or losses reclassified from accumulated other comprehensive income into income or gains or losses recognized in income on derivatives ineffective portion, or any amounts excluded from effective testing. Schedule of Gains and Losses on Derivatives
|  |  |  | Net Amount Gain (Loss) |
|  |  |  | Three Months Ended March 31 |
Derivative |  | Classification |  | 2023 |  |  | 2022 |
Loan commitments |  | Mortgage fee income |  | $ | 677,952 |  |  | $ | 2,675,371 |
Call and put options |  | Gains on investments and other assets |  | $ | 49,963 |  |  | $ | 61,195 |

X
- Definition Schedule of Gains and Losses on Derivatives [Table Text Block] + References No definition available. + Details
Name: | SNFCA_ScheduleOfGainsAndLossesOnDerivativesTableTextBlock
Namespace Prefix: | SNFCA_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of derivative assets at fair value. + References No definition available. + Details
Name: | us-gaap_ScheduleOfDerivativeAssetsAtFairValueTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration