Regulatory Matters (Details) $ in Thousands	12 Months Ended
Dec. 31, 2024 USD ($) Classification	Dec. 31, 2023 USD ($)
Regulatory Matters [Abstract]
Number of classifications of prompt corrective action regulations \| Classification	5
Tier 1 capital (to average assets) [Abstract]
Minimum assets SBHCP requires	$ 15,175
Bank [Member]
Tier 1 capital (to average assets) [Abstract]
Actual Amount	$ 148,509	$ 142,895
Actual Ratio	0.099	0.108
To Be Well Capitalized Under Prompt Corrective Action Regulations Amount	$ 134,678	$ 118,910
To Be Well Capitalized Under Prompt Corrective Action Regulations Ratio	0.09	0.09
Bank [Member] \| Cumulative Effect, Period of Adoption, Adjustment [Member] \| Accounting Standards Update 2016-13 [Member]
Tier 1 capital (to average assets) [Abstract]
Transition amount from adoption of CECL	$ 2,276
Add-back amount of Tier 1 capital	1,138	$ 1,707
Add-back amount of average assets	$ 1,138	$ 1,707

Increase amount of average assets due to the adoption of Current Expected Credit Losses (CECL).

No definition available.

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- Definition

Increase amount of Tier 1 leverage capital due to the adoption of Current Expected Credit Losses (CECL).

+ References

No definition available.

+ Details

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- Definition

Number of classifications provided by prompt corrective action regulations.

+ References

No definition available.

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- References

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- Definition

Transition amount due to the adoption of Current Expected Credit Losses (CECL).

+ References

No definition available.

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- Definition

Ratio of minimum Tier 1 leverage capital to average assets categorized as significantly undercapitalized as defined by regulatory framework for prompt corrective action.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 505
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477270/942-505-50-1

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- Definition

Amount of dividends available for payment after computation of statutory restrictions on capital surplus.

+ References

No definition available.

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- Definition

Amount of Tier 1 leverage capital as defined by regulatory framework.

+ References

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- Definition

Amount of minimum Tier 1 leverage capital categorized as well capitalized as defined by regulatory framework for prompt corrective action.

+ References

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- Definition

Ratio of Tier 1 capital to average assets as defined by regulatory framework.

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