XML 70 R60.htm IDEA: XBRL DOCUMENT
v3.21.2

Share-based Compensation (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Stock-Based Compensation Expense |  |  |  |
Total | $ 246,236 | $ 303,169 | $ 778,657 | $ 471,683
Stock options [Member] |  |  |  |
Stock-Based Compensation Expense |  |  |  |
Total |  | 2,667 | 2,666 | 8,000
Restricted Stock Units [Member] |  |  |  |
Stock-Based Compensation Expense |  |  |  |
Total | 246,236 | 300,502 | 775,991 | 463,683
Payroll and related expenses [Member] |  |  |  |
Stock-Based Compensation Expense |  |  |  |
Total | 246,236 | 303,169 | 778,657 | 414,563
General and administrative expenses [Member] |  |  |  |
Stock-Based Compensation Expense |  |  |  |
Total |  |  |  | 57,120
Share-based Payment Arrangement [Member] |  |  |  |
Stock-Based Compensation Expense |  |  |  |
Total | $ 246,236 | $ 303,169 | $ 778,657 | $ 471,683

X
- 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_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
Name: | us-gaap_ShareBasedCompensation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_StockOptionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_RestrictedStockUnitsRSUMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=sgbx_PayrollMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=sgbx_LegalExpenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=sgbx_StockBasedCompensationPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |