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Costs and Estimated Earnings on Uncompleted Contracts (Details Textual) (USD $)	Dec. 31, 2014	Dec. 31, 2013
Costs and Estimated Earnings on Uncompleted Contracts (Textual)
Accrued anticipated losses on uncompleted contracts	$ 0sgbx_AccruedAnticipatedLossesOnUncompletedContracts	$ 9,896sgbx_AccruedAnticipatedLossesOnUncompletedContracts

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- Definition

Accrued anticipated losses on uncompleted contracts.

+ References

No definition available.

+ Details

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