Floor price per share.

No definition available.

Name:	sgbx_FloorPricePerShare
Namespace Prefix:	sgbx_
Data Type:	dtr:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the percentage of common stock outstanding.

+ References

No definition available.

+ Details

Name:	sgbx_PercentageOfCommonStock
Namespace Prefix:	sgbx_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The amount of adjusted value of stock split.

+ References

No definition available.

+ Details

Name:	sgbx_StockIssuedDuringPeriodValueStockSplits
Namespace Prefix:	sgbx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The value of stock issued as a result of the exercise of warrants.

+ References

No definition available.

+ Details

Name:	sgbx_StockIssuedDuringPeriodValueWarrantsExercised
Namespace Prefix:	sgbx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480738/235-10-S50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(h)(4))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-3

+ Details

Name:	us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- 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

No definition available.

+ Details

Name:	us-gaap_ClassOfWarrantOrRightLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-3

+ Details

Name:	us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Face amount or stated value per share of common stock.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_CommonStockParOrStatedValuePerShare
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount, after accumulated amortization, of debt discount.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 835
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 1A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482925/835-30-45-1A

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 835
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482925/835-30-45-2

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 835
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482900/835-30-50-1

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1D
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481139/470-20-50-1D

+ Details

Name:	us-gaap_DebtInstrumentUnamortizedDiscount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of expense (income) related to adjustment to fair value of warrant liability.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

+ Details

Name:	us-gaap_FairValueAdjustmentOfWarrants
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The aggregate amount paid by the entity to reacquire the right to purchase equity shares at a predetermined price, usually issued together with corporate debt.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 15
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-15

+ Details

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

- Definition

The cash inflow associated with the amount received from holders exercising their stock warrants.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 14
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-14

+ Details

Name:	us-gaap_ProceedsFromWarrantExercises
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

No definition available.

+ Details

Name:	us-gaap_SharePrice
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of shares issued during the period as a result of a stock split.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-SubTopic 10
-Topic 505
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-2

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(28))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1

+ Details

Name:	us-gaap_StockIssuedDuringPeriodSharesStockSplits
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Per share increase in exercise price of warrant. Excludes change due to standard antidilution provision.

+ References

+ Details

Name:	us-gaap_WarrantExercisePriceIncrease
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

Expiration date of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in YYYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)(i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

+ Details

Name:	us-gaap_WarrantsAndRightsOutstandingMaturityDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	instant

- Definition

Period between issuance and expiration of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

+ Details

Name:	us-gaap_WarrantsAndRightsOutstandingTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=us-gaap_WarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=sgbx_WarrantOneMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=sgbx_WarrantThreeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=sgbx_SeriesAWarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=sgbx_SeriesBWarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=sgbx_PreFundedWarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	sgbx_StockSplitStatusAxis=sgbx_BeforeAdjustmentOfReverseStockSplitMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=sgbx_WarrantTwoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	sgbx_StockSplitStatusAxis=sgbx_MayStockSplitMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	sgbx_StockSplitStatusAxis=sgbx_SeptemberStockSplitMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=sgbx_FirstfireWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	sgbx_StockSplitStatusAxis=sgbx_ReverseStockSplitMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=us-gaap_PrivatePlacementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=us-gaap_ConvertibleDebtMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementEquityComponentsAxis=us-gaap_WarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Warrants (Details) - USD ($)			1 Months Ended									9 Months Ended		12 Months Ended
Warrants (Details) - USD ($)	Apr. 14, 2025	Feb. 28, 2025	Feb. 28, 2025	May 31, 2024	Jan. 31, 2024	Feb. 28, 2023	Oct. 31, 2021	May 31, 2020	Aug. 31, 2019	Apr. 30, 2019	Jun. 30, 2017	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024	Dec. 31, 2021	Feb. 12, 2025	Mar. 08, 2024
Warrants [Line Items]
Shares of common stock					375,000
Exercise price (in Dollars per share)																	$ 333.18
Proceeds from exercise of the warrants (in Dollars)													$ 30
Warrant expiration period												2 years 6 months
Debt discount (in Dollars)																$ 60,000
Exercise price of per share (in Dollars per share)	$ 0.784
Common stock, par value (in Dollars per share)												$ 0.01		$ 0.01
Warrant [Member]
Warrants [Line Items]
Shares of common stock				2,758,620	375,000		1,898,630
Exercise price (in Dollars per share)				$ 2.65			$ 4.8			$ 27.5	$ 125
Maturity date								May 05, 2025		Oct. 29, 2024	Jun. 21, 2023
Fair value of warrants (in Dollars)											$ 63,796
Proceeds from exercise of the warrants (in Dollars)															$ 707,000
Warrant expiration period				5 years		5 years	5 years
Warrant One [Member]
Warrants [Line Items]
Exercise price (in Dollars per share)					$ 0.53
Maturity date										Apr. 24, 2024
Fair value of warrants (in Dollars)					$ 109,161
Debt discount (in Dollars)					$ 251,361
Warrant Three [Member]
Warrants [Line Items]
Fair value of warrants (in Dollars)						$ 278,239
Series A Warrant [Member]
Warrants [Line Items]
Exercise price (in Dollars per share)												0.784
Exercise price of per share (in Dollars per share)												$ 0.784
Series B Warrant [Member]
Warrants [Line Items]
Warrant expiration period												2 years 6 months
Exercise price of per share (in Dollars per share)	$ 0.98											$ 0.98
Pre-Funded Warrant [Member]
Warrants [Line Items]
Number of shares adjustment for split														4,599
Common stock, par value (in Dollars per share)												0.0001
Before Adjustment of Reverse Stock Split [Member] \| Warrant [Member]
Warrants [Line Items]
Shares of common stock						500,000		300,000	2,250	42,388	4,313				226,300
Exercise price (in Dollars per share)								$ 3.14	$ 21.25
Purchase and sale warrants (in Dollars)		$ 8,000,000
Before Adjustment of Reverse Stock Split [Member] \| Warrant One [Member]
Warrants [Line Items]
Shares of common stock										4,239
Exercise price (in Dollars per share)										$ 27.5
Before Adjustment of Reverse Stock Split [Member] \| Warrant Two Member
Warrants [Line Items]
Shares of common stock						500,000
Exercise price (in Dollars per share)						$ 2.25
Before Adjustment of Reverse Stock Split [Member] \| Warrant Three [Member]
Warrants [Line Items]
Floor price per share (in Dollars per share)						$ 0.4
May Stock Split [Member] \| Warrant [Member]
Warrants [Line Items]
Number of shares adjustment for split					18,750	25,000	94,932	15,000	112	2,119	216				11,315
Adjusted value of stock split (in Dollars)											$ 2,500
Common stock exercise price (in Dollars per share)							$ 96	$ 62.8	$ 425	$ 550
May Stock Split [Member] \| Warrant One [Member]
Warrants [Line Items]
Number of shares adjustment for split					18,750					212
Common stock exercise price (in Dollars per share)					$ 10.6					$ 550
May Stock Split [Member] \| Warrant Two Member
Warrants [Line Items]
Shares of common stock						25,000
Common stock exercise price (in Dollars per share)						$ 45
May Stock Split [Member] \| Warrant Three [Member]
Warrants [Line Items]
Common stock exercise price (in Dollars per share)						$ 8
September Stock Split [Member] \| Warrant [Member]
Warrants [Line Items]
Number of shares adjustment for split				43,103	293	391	1,483	234	2	33	3				177
Adjusted value of stock split (in Dollars)							$ 6,144	$ 4,019.2		$ 35,200	$ 160,000
Common stock exercise price (in Dollars per share)				$ 169.6
Cashless warrant exercise (in Dollars)									$ 27,200
September Stock Split [Member] \| Warrant One [Member]
Warrants [Line Items]
Number of shares adjustment for split					293					3
Adjusted value of stock split (in Dollars)										$ 35,200
Common stock exercise price (in Dollars per share)					$ 678.4
September Stock Split [Member] \| Warrant Two Member
Warrants [Line Items]
Number of shares adjustment for split						391
Adjusted value of stock split (in Dollars)						$ 2,880
September Stock Split [Member] \| Warrant Three [Member]
Warrants [Line Items]
Adjusted value of stock split (in Dollars)						512
September Stock Split [Member] \| Firstfire Warrants [Member]
Warrants [Line Items]
Number of shares adjustment for split			7,031
Common stock exercise price (in Dollars per share)		$ 51.2	$ 51.2
Reverse Stock Split [Member] \| Warrant [Member]
Warrants [Line Items]
Common stock exercise price (in Dollars per share)												$ 0.392
Reverse Stock Split [Member] \| Warrant Three [Member]
Warrants [Line Items]
Debt discount (in Dollars)						$ 354,329
Private Placement [Member] \| Convertible Debt [Member]
Warrants [Line Items]
Shares of common stock		450,000	450,000
Percentage of common stock		4.99%	4.99%
Private Placement [Member] \| Firstfire Warrants [Member]
Warrants [Line Items]
Warrant expiration period		5 years	5 years
Private Placement [Member] \| September Stock Split [Member]
Warrants [Line Items]
Percentage of common stock				4.99%
Warrant [Member]
Warrants [Line Items]
Warrant expiration period					5 years
Warrant [Member] \| Firstfire Warrants [Member]
Warrants [Line Items]
Exercise price (in Dollars per share)		$ 0.8	$ 0.8