v3.26.1
LOANS - Narrative (Details)
6 Months Ended
Jun. 30, 2026
region
Receivables [Abstract]
Number of main regions
4
X
- Definition
Represents information pertaining to number of main regions.
+ References
No definition available.
+ Details
Name:
msbi_NumberOfMainRegions
Namespace Prefix:
msbi_
Data Type:
xbrli:integerItemType
Balance Type:
na
Period Type:
duration
X
- References
No definition available.
+ Details
Name:
us-gaap_ReceivablesAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration