Subsequent Events (Details - Textuals 2) - Subsequent Event [Member] - SGB Development Corp. [Member] - Majestic World Holdings LLC (“MWH”) [Member]	Feb. 07, 2024 USD ($) qtr Installment shares
Membership Interest Purchase Agreement [Member]
Subsequent Events
Business Combination, Stock Consideration \| shares	500,000
Business Combination, Cash Consideration	$ 500,000
Business Combination, Percentage of Cash Consideration	100.00%
Business Combination, Number of installments \| Installment	5
Business Combination, Periodic payment	$ 100,000
Business Combination, Number of quarterly periods \| qtr	5
Business Combination, Percentage of Voting Interests Acquired at Closing	68.25%
Business Combination, Step Acquisition, Subsequent Acquisition, Percentage	31.75%
Business Combination, Step Acquisition, Subsequent Acquisition by Quarterly, Percentage	6.35%
Profit Sharing Agreement [Member]
Subsequent Events
Business Combination, share of net profits, Percentage	50.00%
Business Combination, share of net profits, term	5 years

The number of installments for the payment of cash consideration following the closing of business combination.

No definition available.

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Namespace Prefix:	sgbx_
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- Definition

The number of quarterly periods for the payment of cash consideration following the closing of business combination.

+ References

No definition available.

+ Details

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Namespace Prefix:	sgbx_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The percentage of cash consideration to be made in a business combination achieved in stages.

+ References

No definition available.

+ Details

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Namespace Prefix:	sgbx_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The amount of periodic payment to be made as cash consideration following the closing of business combination.

+ References

No definition available.

+ Details

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Namespace Prefix:	sgbx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The percentage for share of net profits for periodic payments in a business combination.

+ References

No definition available.

+ Details

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Namespace Prefix:	sgbx_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The contractual period for share of net profits for periodic payments in a business combination.

+ References

No definition available.

+ Details

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- Definition

The percentage of voting equity interests acquired by quarterly in a business combination achieved in stages.

+ References

No definition available.

+ Details

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Namespace Prefix:	sgbx_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The percentage of voting equity interests acquired in a business combination achieved in stages.

+ References

No definition available.

+ Details

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Namespace Prefix:	sgbx_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of shares of equity interests issued or issuable to acquire entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 805
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)(4)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479581/805-30-50-1

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	duration

- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479328/805-10-50-2

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)(3)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479581/805-30-50-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 25
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479668/805-30-25-5

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 30
-Paragraph 8
-SubTopic 30
-Topic 805
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479637/805-30-30-8

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 30
-Paragraph 7
-SubTopic 30
-Topic 805
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479637/805-30-30-7

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481674/830-30-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483399/855-10-50-2

+ Details

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- Details

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- Details

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- Details

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- Details

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- Details

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