XML 31 R34.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Summary of Significant Accounting Policies (Details Textual) (USD $) | 6 Months Ended |  |  | 6 Months Ended | 12 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jun. 30, 2013 | Aug. 13, 2013 | Dec. 31, 2012 | Jun. 30, 2013 Customer Concentration Risk [Member] Accounts Receivable [Member] Customer | Dec. 31, 2012 Customer Concentration Risk [Member] Accounts Receivable [Member] Customer | Jun. 30, 2013 Customer Concentration Risk [Member] Total revenue [Member] Customer | Jun. 30, 2012 Customer Concentration Risk [Member] Total revenue [Member] Customer | Jun. 30, 2013 Customer Concentration Risk [Member] Total revenue [Member] Customer | Jun. 30, 2012 Customer Concentration Risk [Member] Total revenue [Member] Customer | Jun. 30, 2012 Customer Concentration Risk [Member] Total revenue [Member] SG Brazil | Jun. 30, 2012 Customer Concentration Risk [Member] Total revenue [Member] SG Brazil | Jun. 30, 2013 Vendor Concentration Risk- Related Party [Member] Total cost of revenue [Member] Vendor | Jun. 30, 2012 Vendor Concentration Risk- Related Party [Member] Total cost of revenue [Member] Vendor | Jun. 30, 2013 Vendor Concentration Risk- Related Party [Member] Total cost of revenue [Member] Vendor | Jun. 30, 2012 Vendor Concentration Risk- Related Party [Member] Total cost of revenue [Member] Vendor | Jun. 30, 2013 Vendor Concentration Risk - Unrelated Party [Member] Total cost of revenue [Member] Vendor | Jun. 30, 2013 Vendor Concentration Risk - Unrelated Party [Member] Total cost of revenue [Member] Vendor | Jun. 30, 2013 Minimum [Member] | Jun. 30, 2013 Maximum [Member]
Summary of significant accounting policies (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Factoring discount fees |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.50% | 7.50%
Concentration risk, percentage |  |  |  | 74.00% | 59.00% | 92.00% | 69.00% | 88.00% | 74.00% | 39.00% | 30.00% | 32.00% | 32.00% | 34.00% | 44.00% | 52.00% | 41.00% |  |
Number of customers |  |  |  | 3 | 3 | 3 | 2 | 4 | 2 |  |  | 1 | 1 | 1 | 1 | 2 | 2 |  |
Inventory | $ 256,769 |  | $ 48,011 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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 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: | duration

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 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13537-108611 Reference 2: 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 3: 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=28364263&loc=d3e13531-108611 Reference 4: 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 + 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=25499696&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueAssumptionsExpectedDividendRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.6(a)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -SubTopic 10 -Section 35 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6386567&loc=d3e3927-108312 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6676-107765 + Details
Name: | us-gaap_InventoryNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant