XML 39 R35.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Summary of Significant Accounting Policies (Details Textual) (USD $) | 3 Months Ended |  |  | 3 Months Ended | 12 Months Ended | 3 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
Mar. 31, 2013 | Dec. 31, 2012 | Aug. 13, 2012 | Mar. 31, 2013 Customer Concentration Risk [Member] Accounts Receivable [Member] Customer | Dec. 31, 2012 Customer Concentration Risk [Member] Accounts Receivable [Member] Customer | Mar. 31, 2013 Customer Concentration Risk [Member] Total revenue [Member] Customer | Mar. 31, 2012 Customer Concentration Risk [Member] Total revenue [Member] Customer | Mar. 31, 2013 Vendor Concentration Risk- Related Party [Member] Total cost of revenue [Member] Vendor | Mar. 31, 2012 Vendor Concentration Risk- Related Party [Member] Total cost of revenue [Member] Vendor | Mar. 31, 2013 Vendor Concentration Risk - Unrelated Party [Member] Total cost of revenue [Member] Vendor | Mar. 31, 2013 Minimum [Member] | Mar. 31, 2013 Maximum [Member]
Summary of significant accounting policies (Textual) |  |  |  |  |  |  |  |  |  |  |  |
Factoring discount fees |  |  |  |  |  |  |  |  |  |  | 2.50% | 7.50%
Concentration risk, percentage |  |  |  | 81.00% | 59.00% | 81.00% | 73.00% | 39.00% | 67.00% | 40.00% |  |
Number of customers |  |  |  | 3 | 3 | 3 | 1 |  |  |  |  |
Number of vendors |  |  |  |  |  |  |  | 1 | 1 | 2 |  |
Term of company's contracts | Length of the Company's contracts varies, but is typically between six to twelve months. |  |  |  |  |  |  |  |  |  |  |
Warranty offered on completed contracts by company | 1 year |  |  |  |  |  |  |  |  |  |  |
Received in advance of accounts receivable | 75.00% |  |  |  |  |  |  |  |  |  |  |
Maximum factoring of account receivable |  |  | $ 1,000,000 |  |  |  |  |  |  |  |  |
Description of expiry date of factoring agreement | The agreement originally expired January 2013 and was automatically extended for a one year period. The agreement will continue to automatically extend for successive periods of one year unless either party formally cancels. |  |  |  |  |  |  |  |  |  |  |
Extended term of factoring agreement | 1 year |  |  |  |  |  |  |  |  |  |  |
Amortization period of deferred loan costs | Over 18 months |  |  |  |  |  |  |  |  |  |  |
Dividend yield | 0.00% |  |  |  |  |  |  |  |  |  |  |
Concentration of risk, accounts receivable | 59.00% | 81.00% |  |  |  |  |  |  |  |  |  |

X
- Definition Amortization period of deferred loan costs. + References No definition available. + Details
Name: | sgbx_AmortizationPeriodOfDeferredLoanCosts
Namespace Prefix: | sgbx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of expiry date of factoring agreement. + References No definition available. + Details
Name: | sgbx_DescriptionOfExpiryDateOfFactoringAgreement
Namespace Prefix: | sgbx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Extended term of agreement. + References No definition available. + Details
Name: | sgbx_ExtendedTermOfAgreement
Namespace Prefix: | sgbx_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Factoring discount fees. + References No definition available. + Details
Name: | sgbx_FactoringDiscountFees
Namespace Prefix: | sgbx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Fair value, concentration of risk, accounts receivable percentage. + References No definition available. + Details
Name: | sgbx_FairValueConcentrationOfRiskAccountsReceivablePercentage
Namespace Prefix: | sgbx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Maximum Factoring of account receivable. + References No definition available. + Details
Name: | sgbx_MaximumFactoringOfAccountReceivable
Namespace Prefix: | sgbx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Number of customers. + References No definition available. + Details
Name: | sgbx_NumberOfCustomers
Namespace Prefix: | sgbx_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of supplier. + References No definition available. + Details
Name: | sgbx_NumberOfSupplier
Namespace Prefix: | sgbx_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Operating cycle contracts term. + References No definition available. + Details
Name: | sgbx_OperatingCycleContractsTerm
Namespace Prefix: | sgbx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of account receivable, factoring agreement. + References No definition available. + Details
Name: | sgbx_PercentageOfAccountReceivableOnFactoringAgreement
Namespace Prefix: | sgbx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | sgbx_SummaryOfSignificantAccountingPoliciesTextualAbstract
Namespace Prefix: | sgbx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Warranty offered on completed contracts. + References No definition available. + Details
Name: | sgbx_WarrantyOfferedOnCompletedContracts
Namespace Prefix: | sgbx_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6351-108592 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7491637&loc=d3e13537-108611 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6404-108592 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=7491637&loc=d3e13531-108611 + Details
Name: | us-gaap_ConcentrationRiskPercentage1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Expected dividends to be paid to holders of the underlying shares or financial instruments (expressed as a percentage of the share or instrument's price). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueAssumptionsExpectedDividendRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration