XML 69 R58.htm IDEA: XBRL DOCUMENT
v3.25.2

LOANS - Gross Writeoffs (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Risk category |  |  |  |
Total | $ 33,384 | $ 16,265 | $ 51,380 | $ 35,273
Commercial Loan Portfolio |  |  |  |
Risk category |  |  |  |
2025 | 0 | 0 | 0 | 0
2024 | 14 | 1,054 | 56 | 1,920
2023 | 243 | 1,807 | 1,035 | 5,331
2022 | 16,898 | 877 | 17,913 | 1,171
2021 | 179 | 3 | 406 | 171
Prior | 6,597 | 102 | 7,462 | 699
Revolving Loans | 4,683 | 0 | 15,765 | 102
Total | 28,614 | 3,843 | 42,637 | 9,394
Commercial Loan Portfolio | Commercial |  |  |  |
Risk category |  |  |  |
2025 | 0 | 0 | 0 | 0
2024 | 0 | 475 | 0 | 475
2023 | 0 | 0 | 0 | 0
2022 | 0 | 750 | 0 | 750
2021 | 0 | 0 | 0 | 10
Prior | 88 | 14 | 152 | 15
Revolving Loans | 0 | 0 | 0 | 102
Total | 88 | 1,239 | 152 | 1,352
Commercial Loan Portfolio | Commercial other |  |  |  |
Risk category |  |  |  |
2025 | 0 | 0 | 0 | 0
2024 | 14 | 579 | 56 | 1,445
2023 | 243 | 1,807 | 1,035 | 5,331
2022 | 915 | 127 | 1,930 | 421
2021 | 179 | 3 | 406 | 23
Prior | 39 | 83 | 117 | 126
Revolving Loans | 4,683 | 0 | 15,765 | 0
Total | 6,073 | 2,599 | 19,309 | 7,346
Commercial Loan Portfolio | Commercial real estate non-owner occupied |  |  |  |
Risk category |  |  |  |
2025 | 0 | 0 | 0 | 0
2024 | 0 | 0 | 0 | 0
2023 | 0 | 0 | 0 | 0
2022 | 7,782 | 0 | 7,782 | 0
2021 | 0 | 0 | 0 |
Prior | 5,743 | 5 | 5,743 | 5
Revolving Loans | 0 | 0 | 0 | 0
Total | 13,525 | 5 | 13,525 | 5
Commercial Loan Portfolio | Commercial real estate owner occupied |  |  |  |
Risk category |  |  |  |
2025 | 0 | 0 | 0 | 0
2024 | 0 | 0 | 0 | 0
2023 | 0 | 0 | 0 | 0
2022 | 5,847 | 0 | 5,847 | 0
2021 | 0 | 0 | 0 | 138
Prior | 0 | 0 | 0 | 553
Revolving Loans | 0 | 0 | 0 | 0
Total | 5,847 | 0 | 5,847 | 691
Commercial Loan Portfolio | Multi-family |  |  |  |
Risk category |  |  |  |
2025 | 0 | 0 | 0 | 0
2024 | 0 | 0 | 0 | 0
2023 | 0 | 0 | 0 | 0
2022 | 2,354 | 0 | 2,354 | 0
2021 | 0 | 0 | 0 | 0
Prior | 727 | 0 | 1,450 | 0
Revolving Loans | 0 | 0 | 0 | 0
Total | 3,081 | 0 | 3,804 | 0
Commercial Loan Portfolio | Construction and land development |  |  |  |
Risk category |  |  |  |
2025 | 0 | 0 | 0 | 0
2024 | 0 | 0 | 0 | 0
2023 | 0 | 0 | 0 | 0
2022 | 0 | 0 | 0 | 0
2021 | 0 | 0 | 0 | 0
Prior | 0 | 0 | 0 | 0
Revolving Loans | 0 | 0 | 0 | 0
Total | 0 | 0 | 0 | 0
Residential real estate: | Residential first lien |  |  |  |
Risk category |  |  |  |
2025 | 0 | 0 | 0 | 0
2024 | 0 | 0 | 0 | 0
2023 | 0 | 0 | 0 | 11
2022 | 0 | 0 | 0 | 0
2021 | 0 | 0 | 0 | 0
Prior | 0 | 0 | 27 | 0
Revolving Loans | 0 | 0 | 0 | 0
Total | 0 | 0 | 27 | 11
Residential real estate: | Other residential |  |  |  |
Risk category |  |  |  |
2025 | 0 | 0 | 0 | 0
2024 | 0 | 0 | 0 | 0
2023 | 0 | 0 | 0 | 16
2022 | 0 | 0 | 25 | 0
2021 | 0 | 0 | 0 | 0
Prior | 0 | 0 | 1 | 0
Revolving Loans | 0 | 0 | 19 | 8
Total | 0 | 0 | 45 | 24
Consumer: | Consumer |  |  |  |
Risk category |  |  |  |
2025 | 0 | 0 | 0 | 0
2024 | 29 | 22 | 30 | 22
2023 | 7 | 0 | 12 | 0
2022 | 0 | 5 | 2 | 5
2021 | 0 | 10 | 0 | 16
Prior | 0 | 0 | 1 | 27
Revolving Loans | 9 | 1 | 13 | 1
Total | 45 | 38 | 58 | 71
Consumer: | Consumer other |  |  |  |
Risk category |  |  |  |
2025 | 22 | 1 | 26 | 1
2024 | 27 | 2,377 | 79 | 5,034
2023 | 33 | 4,981 | 50 | 10,707
2022 | 269 | 1,466 | 284 | 2,841
2021 | 124 | 552 | 129 | 1,414
Prior | 364 | 923 | 711 | 2,027
Revolving Loans | 0 | 0 | 0 | 0
Total | 839 | 10,300 | 1,279 | 22,024
Lease financing |  |  |  |
Risk category |  |  |  |
2025 | 0 | 0 | 0 | 0
2024 | 324 | 946 | 467 | 1,069
2023 | 1,712 | 900 | 3,418 | 2,271
2022 | 1,187 | 223 | 2,418 | 337
2021 | 184 | 15 | 393 | 52
Prior | 479 | 0 | 638 | 20
Revolving Loans | 0 | 0 | 0 | 0
Total | 3,886 | 2,084 | 7,334 | 3,749
Loan Portfolios, Excluding Commercial |  |  |  |
Risk category |  |  |  |
2025 | 22 | 1 | 26 | 1
2024 | 380 | 3,345 | 576 | 6,125
2023 | 1,752 | 5,881 | 3,480 | 13,005
2022 | 1,456 | 1,694 | 2,729 | 3,183
2021 | 308 | 577 | 522 | 1,482
Prior | 843 | 923 | 1,378 | 2,074
Revolving Loans | 9 | 1 | 32 | 9
Total | $ 4,770 | $ 12,422 | $ 8,743 | $ 25,879

X
- Definition Financing Receivable, Excluding Accrued Interest, Originated, Revolving, Writeoff + References No definition available. + Details
Name: | msbi_FinancingReceivableExcludingAccruedInterestOriginatedRevolvingWriteoff
Namespace Prefix: | msbi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. 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 13 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 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 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated more than five years before current fiscal year. 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 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated four years before current fiscal year. 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 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated three years before current fiscal year. 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 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated in current fiscal year. 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 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated two years before current fiscal year. 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 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, excluding accrued interest, of writeoff of financing receivable originated in fiscal year before current fiscal year. 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 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 + Details
Name: | us-gaap_FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (d)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (d)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (d)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 7: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (d)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 8: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 15 -Subparagraph (g) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-15 Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-5 Reference 11: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 15 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-15 Reference 12: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 13: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 14: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (e)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 15: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (e)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 16: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (b)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 17: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (b)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 18: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-12 Reference 19: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 15 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-15 Reference 20: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 15 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-15 Reference 21: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 15 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-15 Reference 22: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 29 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-29 Reference 23: 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 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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

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

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

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

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

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

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

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

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

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

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

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

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