XML 85 R67.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Loans and Allowance for Credit Losses - Schedule of Categories of Nonaccrual Loans (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Schedule of Categories of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans with no allowance | $ 4,349 | $ 2,703
Nonaccrual loans with an allowance | 1,167 | 115
Total nonaccrual loans | 5,516 | 2,818
Commercial & industrial [Member] |  |
Schedule of Categories of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans with no allowance | 2,301 | 651
Nonaccrual loans with an allowance | 626 | 97
Total nonaccrual loans | 2,927 | 748
Commercial real estate - owner occupied [Member] |  |
Schedule of Categories of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans with no allowance | 7 | 26
Nonaccrual loans with an allowance | 430 |
Total nonaccrual loans | 437 | 26
Commercial real estate - nonowner occupied [Member] |  |
Schedule of Categories of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans with no allowance | 370 | 141
Nonaccrual loans with an allowance |  |
Total nonaccrual loans | 370 | 141
Agricultural [Member] |  |
Schedule of Categories of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans with no allowance |  |
Nonaccrual loans with an allowance |  |
Total nonaccrual loans |  |
Residential real estate [Member] |  |
Schedule of Categories of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans with no allowance | 1,428 | 1,694
Nonaccrual loans with an allowance | 111 | 18
Total nonaccrual loans | 1,539 | 1,712
Home equity line of credit (HELOC) [Member] |  |
Schedule of Categories of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans with no allowance | 231 | 180
Nonaccrual loans with an allowance |  |
Total nonaccrual loans | 231 | 180
Consumer [Member] |  |
Schedule of Categories of Nonaccrual Loans [Line Items] |  |
Nonaccrual loans with no allowance | 12 | 11
Nonaccrual loans with an allowance |  |
Total nonaccrual loans | $ 12 | $ 11

X
- Definition Amortized cost excluding accrued interest, of financing receivable on nonaccrual status. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-16 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestNonaccrual
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortized cost of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-16 + Details
Name: | us-gaap_FinancingReceivableNonaccrualNoAllowance
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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-16 + Details
Name: | us-gaap_FinancingReceivableNonaccrualStatusLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amortized cost of financing receivable on nonaccrual status. Excludes net investment in lease. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-7 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph a -Subparagraph (3) -Publisher SEC Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph a -Subparagraph (2) -Publisher SEC Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-16 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_EquitySecuritiesByIndustryAxis=us-gaap_CommercialAndIndustrialSectorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_EquitySecuritiesByIndustryAxis=us-gaap_CommercialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_EquitySecuritiesByIndustryAxis=sbfg_WithNoRelatedAllowanceRecordedCommercialRealEstateNonownerOccupiedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_EquitySecuritiesByIndustryAxis=us-gaap_AgriculturalSectorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_EquitySecuritiesByIndustryAxis=us-gaap_ResidentialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_EquitySecuritiesByIndustryAxis=us-gaap_HomeEquityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_EquitySecuritiesByIndustryAxis=us-gaap_ConsumerSectorMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |