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Intangible Assets (Details) (USD $)
Dec. 31, 2014
Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]    
Less: Accumulated Amortization $ (269,237)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization $ (266,928)us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Net Intangible Assets 95,847us-gaap_IntangibleAssetsNetExcludingGoodwill 70,494us-gaap_IntangibleAssetsNetExcludingGoodwill
Customer Contracts [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross 262,009us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CustomerContractsMember
262,009us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CustomerContractsMember
Provisional Patent Applications [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross 63,823us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= sglb_ProvisionalPatentApplicationsMember
36,161us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= sglb_ProvisionalPatentApplicationsMember
Utility Patents [Member]    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross $ 39,252us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= sglb_UtilityPatentsMember
$ 39,252us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= sglb_UtilityPatentsMember