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Organization and Summary of Significant Accounting Policies - Loans (Details) | 12 Months Ended
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Jun. 30, 2025 item
Organization and Summary of Significant Accounting Policies |
Number of loan portfolio pools | 24

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- Definition Represents the number of loan portfolio segments. + References No definition available. + Details
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Namespace Prefix: | smbc_
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- References No definition available. + Details
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Namespace Prefix: | smbc_
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