XML 96 R79.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Loans and Allowance for Credit Losses - Activity in the Allowance for Loan Losses, by Portfolio Segment, for the Current Year (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Balance, beginning of period | $ 196,955 |  |
Provision for credit loss expense | 47,424 | $ (5,379) | $ (31,209)
Balance, end of period | 225,231 | 196,955 |
Loans, Excluding Acquired Loans |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Balance, beginning of period | 196,955 | 205,332 | 238,050
Acquisition adjustment for PCD loans |  | 9,622 | 13,451
Provision for credit loss expense | 47,424 | (5,379) | (31,209)
Charge-offs | (26,172) | (24,130) | (26,982)
Recoveries | 7,024 | 11,510 | 12,022
Net charge-offs | (19,148) | (12,620) | (14,960)
Balance, end of period | 225,231 | 196,955 | 205,332
Loans, Excluding Acquired Loans | Other Consumer and Other |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Balance, beginning of period | 6,614 | 4,617 | 5,617
Acquisition adjustment for PCD loans |  | 2 | 1
Provision for credit loss expense | 86 | 2,674 | (352)
Charge-offs | (2,522) | (1,876) | (2,053)
Recoveries | 1,538 | 1,197 | 1,404
Net charge-offs | (984) | (679) | (649)
Balance, end of period | 5,716 | 6,614 | 4,617
Loans, Excluding Acquired Loans | Commercial |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Balance, beginning of period | 34,406 | 17,458 | 42,093
Acquisition adjustment for PCD loans |  | 6,433 | 3,349
Provision for credit loss expense | 5,934 | 22,412 | (22,031)
Charge-offs | (5,962) | (14,270) | (10,613)
Recoveries | 2,092 | 2,373 | 4,660
Net charge-offs | (3,870) | (11,897) | (5,953)
Balance, end of period | 36,470 | 34,406 | 17,458
Loans, Excluding Acquired Loans | Real Estate |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Balance, beginning of period | 150,795 | 179,270 | 182,868
Acquisition adjustment for PCD loans |  | 3,187 | 10,101
Provision for credit loss expense | 36,381 | (34,456) | (7,918)
Charge-offs | (12,385) | (4,122) | (10,691)
Recoveries | 2,386 | 6,916 | 4,910
Net charge-offs | (9,999) | 2,794 | (5,781)
Balance, end of period | 177,177 | 150,795 | 179,270
Loans, Excluding Acquired Loans | Consumer | Credit Card |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |
Balance, beginning of period | 5,140 | 3,987 | 7,472
Acquisition adjustment for PCD loans |  | 0 | 0
Provision for credit loss expense | 5,023 | 3,991 | (908)
Charge-offs | (5,303) | (3,862) | (3,625)
Recoveries | 1,008 | 1,024 | 1,048
Net charge-offs | (4,295) | (2,838) | (2,577)
Balance, end of period | $ 5,868 | $ 5,140 | $ 3,987

X
- Definition Financing Receivable, Credit Loss, Acquisition Adjustment + References No definition available. + Details
Name: | sfnc_FinancingReceivableCreditLossAcquisitionAdjustment
Namespace Prefix: | sfnc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | us-gaap_AllowanceForLoanAndLeaseLossesRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479344/326-20-45-1 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount, after recovery, of writeoff of financing receivable, charged against allowance for credit loss. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479294/326-20-55-79 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (4) -Publisher SEC + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossWriteoffAfterRecovery
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of increase in allowance for credit loss on financing receivable from recovery. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 11B -Subparagraph (c)(4) -SubTopic 10 -Topic 310 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-11B + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of writeoff of financing receivable, charged against allowance for credit loss. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479294/326-20-55-79 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 11B -Subparagraph (c)(3) -SubTopic 10 -Topic 310 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-11B + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of credit loss expense (reversal of expense) for financing receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(11)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483589/942-220-S99-1 + Details
Name: | us-gaap_ProvisionForLoanLossesExpensed
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=sfnc_LoansExcludingAcquiredLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=sfnc_OtherLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=sfnc_RealEstatePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CreditCardReceivablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |