XML 44 R7.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Condensed Consolidated Statements of Cash Flows (Parenthetical) (Unaudited) (USD $) | 3 Months Ended
--- | ---
Mar. 31, 2013 | Mar. 31, 2012
Statements Of Cash Flows [Abstract] |  |
Payment for prior liability in connection with private offering | $ 50,000 | $ 50,000

X
- Definition In connection with the private offering, $50,000 was paid for a prior liability which was included in accounts payable and accrued expenses + References No definition available. + Details
Name: | sgbx_PaymentForPriorLiabilityInConnectionWithPrivateOffering
Namespace Prefix: | sgbx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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